STATE OF CALIFORNIA
PUBLIC UTILITIES COMMISSION

San Diego Gas & Electric Company's Sunrise Powerlink Project

(Applications A.05-12-014 and A.06-08-010)

   
 

   
Draft Environmental Impact Report / Environmental Impact Statement and Draft Land Use Plan Amendment


These files are in Portable Document Format (PDF). To view them, you will need to download the free Adobe Acrobat Reader if it is not already installed on your PC. Note: For faster results in displaying the largest files (see sizes in parentheses below for files over 3.0MB), right-click the file's link, click "Save Target As" to download the file to your hard drive, then double-click the downloaded file.


Notice of Availability
Title Page
Executive Summary
 

ES.1. Introduction/Background
ES.2. Summary of Draft EIR/EIS Conclusions: Environmentally Superior Alternative
ES.3. Proposed Project and Project Objectives
ES.4. Summary of Public Involvement Activities
ES.5. Impacts of the Proposed Project
ES.6. Alternatives to the Proposed Project
ES.7. Comparison of Proposed Project and Retained Alternatives to Determine Overall Environmentally Superior Alternatives
ES.8. Impact Summary Tables
Fig. ES-1. Proposed Project with Connected Actions and Future System Expansions
Fig. ES-2. Components of New In-Area All-Source and Renewable Generation Alternatives
Fig. ES-3. LEAPS Transmission and Generation Alternatives
Fig. ES-4. Environmentally Superior Northern and Southern Routes
Fig. ES-5. Imperial Valley Link
Fig. ES-6. Anza-Borrego Link
Fig. ES-7. Central Link
Fig. ES-8. Inland Valley Link
Fig. ES-9. Coastal Link
Fig. ES-10. Alternatives Retained
Fig. ES-11. Alternatives Eliminated
Fig. ES-12. Imperial Valley Link - Alternatives Retained
Fig. ES-13. Alternatives Retained in Anza-Borrego Link
Fig. ES-14. Alternatives Retained in Central Link
Fig. ES-15. Alternatives Retained in Inland Valley Link
Fig. ES-16. Alternatives Retained in Coastal Link
Fig. ES-17. SWPL Alternatives Retained

A. Introduction
  A.1. Overview of Proposed Project
A.2. Purpose and Need for the Proposed Project
A.3. Procurement and Resource Adequacy
A.4. SDG&E's Electric Transmission System
A.5. Renewable Energy in the Imperial Valley
A.6. Agency Use of This Document
A.7. Reader's Guide to This EIR/EIS
A.8. References
B. Project Description (3.2MB)
  B.1. Introduction
B.2. Overview of the Proposed Project
B.3. Proposed Project Components
B.4. Construction Activities and Procedures
B.5. Operation and Maintenance
B.6. Connected Actions and Indirect Effects
B.7. Applicant Proposed Measures
B.8. References
Fig. B-1. Proposed Project Overview
Fig. B-2. Proposed Project Links
Fig. B-3. Imperial Valley Link
Fig. B-4. Anza-Borrego Link
Fig. B-4a. Anza-Borrego ROW History of Surveys
Fig. B-5. Central Link
Fig. B-6. Inland Valley Link
Fig. B-7. Inland Valley Link Detail
Fig. B-8. Coastal Link
Fig. B-9. Coastal Link Detail
Fig. B-10. Other System Upgrades
Fig. B-11. Sycamore Canyon - Elliot Substation Reconductor
Fig. B-12a. 230 kV Transmission System Expansion
Fig. B-12b. Future Transmission System Expansion: 500 kV Central East to Riverside
Fig. B-13. Typical 500 kV Single-Circuit Lattice Tower: Imperial Valley and Central Links*
Fig. B-14. Typical 500 kV Single-Circuit Tubular Steel Pole: Imperial Valley Link*
Fig. B-15. Typical 500 kV Single-Circuit Steel H-Frame Tower: Imperial Valley and Anza-Borrego Links*
Fig. B-16. Typical 230 kV Double-Circuit Tubular Lattice Tower: Central, Inland Valley, and Coastal Links*
Fig. B-17. Typical 230 kV Double-Circuit Tubular Steel Pole: Central, Inland Valley, and Coastal Links*
Fig. B-18. Typical 230 kV Single-Circuit Steel Transition Tower (Cable Pole): Inland Valley and Coastal Links*
Fig. B-19. Typical 500 kV Single-Circuit Lattice Tower with 69 kV or 92 kV Underbuild: Anza-Borrego and Central Links*
Fig. B-20. Typical 69 kV Double-Circuit Tubular Steel Pole: Central Link*
Fig. B-21. Typical 69 kV Single-Circuit Wood Transition Tower (Cable Pole): Anza-Borrego Link*
Fig. B-22. Typical 69 kV Single-Circuit Steel Transition Tower (Cable Pole)*
Fig. B-23. Typical 92 kV Single-Circuit Steel Transition Tower (Cable Pole): Anza-Borrego Link*
Fig. B-24. Typical 230 kV Duct Bank: Inland Valley and Coastal Links (vertical configuration)*
Fig. B-25. Typical 69 or 92 kV Duct Bank: Anza-Borrego Link*
Fig. B-26. Typical 230 kV Duct Bank: Coastal Link (horizontal configuration)
Fig. B-27. Typical 69 kV Vault: Anza-Borrego Link*
Fig. B-28. Typical 92 kV Vault: Anza-Borrego Link*
Fig. B-29. Typical 230 kV Vault: Inland Valley and Coastal Links*
Fig. B-30. Imperial Valley Substation: Proposed Modifications
Fig. B-31. Central East Substation: 500/230/12 kV Equipment One Line Diagram
Fig. B-32. Central East Substation: 500/230 kV Switchyard: General Arrangement
Fig. B-33. Central East Substation: 500/230 kV Switchyard: Section A-A
Fig. B-34. Central East Substation: 500/230 kV Switchyard: Section B-B & D-D
Fig. B-35. Central East Substation: 500/230 kV Switchyard: Section C-C
Fig. B-36. Central East Substation: Grading Plan
Fig. B-37. Central East Substation: Landscape Plan
Fig. B-38. Sycamore Canyon Substation: Proposed Modifications
Fig. B-39. Peñasquitos Substation: Proposed Modifications
Fig. B-40. San Luis Rey Substation: Proposed Modifications
Fig. B-41. South Bay Substation: Proposed Modifications
Fig. B-42a. Construction Schedule
Fig. B-42b. Construction Schedule
Fig. B-42c. Construction Schedule
Fig. B-43. Construction Labor
Fig. B-44a. Connected Actions, SES Solar Two Project and 230 kV Transmission Line
Fig. B-44b. Connected Actions, SES Solar Two Project Site
Fig. B-44c. Connected Actions, SES Solar Two Project Components
Fig. B-45. Connected Actions, IID Transmission System Upgrades
Fig. B-46. Connected Actions: Esmeralda-San Felipe Geothermal Project
Fig. B-47. Connected Actions: Jacumba Substation
Fig. B-48. Indirect Action: La Rumorosa Wind Project
Fig. B-49. Indirect Action: Border Region Wind Power
Fig. B-50. Indirect Action: Views from La Rumorosa
C. Alternatives
  C.1. Alternatives Development and Screening Process
C.2. Alternatives Screening Methodology
C.3. Summary of Screening Results
C.4. Alternatives Evaluated in this EIR/EIS
C.5. Alternatives Eliminated from Full EIR/EIS Evaluation
C.6. No Project/No Action Alternative
C.7. References
Fig. C-1. Imperial Valley Link Alternatives Retained
Fig. C-2. Anza-Borrego Link Alternatives Considered
Fig. C-3. Central Link Alternatives Retained
Fig. C-4. Inland Valley Link Alternatives Retained
Fig. C-5. Coastal Link Alternatives Retained
Fig. C-6. Southwest Powerlink Alternatives Retained
Fig. C-7. System Alternatives Retained
Fig. C-8. Components of New In-Area All-Source and Renewable Generation Alternatives
Fig. C-9. Imperial Valley Link Alternatives Eliminated
Fig. C-10. Anza-Borrego Link Alternatives Eliminated
Fig. C-11. Central Link Alternatives Eliminated
Fig. C-12. Inland Valley Link Alternatives Eliminated
Fig. C-13. Coastal Link Alternatives Eliminated
Fig. C-14. SWPL Alternatives Eliminated
Fig. C-15. System Alternatives Eliminated
Fig. C-16. DG Penetration Projections (Nameplate Capacity)*
D.1 Introduction to Environmental Analysis
  D.1.1. Organization of Each Section
D.1.2. Environmental Assessment Methodology
Fig. D.1-1. Imperial Valley Link: Alternatives Retained
Fig. D.1-2. Anza-Borrego Link: Alternatives Retained
Fig. D.1-3. Santa Ysabel Valley: Alternatives Retained
Fig. D.1-4. Mesa Grande Alternative
Fig. D.1-5. CNF Existing 69 kV Route Alternative
Fig. D.1-6. Oak Hollow Road Underground Alternative
Fig. D.1-7. San Vicente Road Transition Alternative
Fig. D.1-8. Chuck Wagon Road Alternative
Fig. D.1-9. Pomerado Road to Miramar Area North Alternative (East)
Fig. D.1-10. Pomerado Road to Miramar Area North Alternative (West)
Fig. D.1-11. Los Peñasquitos Canyon Preserve-Mercy Road Alternative
Fig. D.1-12. Black Mountain to Park Village Road Underground Alternative
Fig. D.1-13. Coastal Link System Upgrades
Fig. D.1-14. Top of the World Substation Alternative
D.2 Biological Resources
  D.2.1. Regional Setting and Approach to Data Collection
D.2.2. Environmental Setting for the Proposed Project
D.2.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.2.4. Significance Criteria and Approach to Impact Assessment
D.2.5. Vegetation
D.2.6. Jurisdictional Waters and Wetlands
D.2.7. Introduction of Invasive, Non-native, or Noxious Plant Species
D.2.8. Dust
D.2.9. Listed or Sensitive Plant Species
D.2.10. Construction Activities: Disturbance to Wildlife
D.2.11. Listed or Sensitive Wildlife Species
D.2.12. Nesting Birds
D.2.13. Wildlife Corridors, Movement of Fish, and/or Nursery Sites
D.2.14. Bird Electrocution and/or Collision
D.2.15. Increased Predation of Listed and Sensitive Wildlife Species by Ravens
D.2.16. Maintenance Activities: Disturbance to Wildlife and Wildlife Mortality
D.2.17. Other System Upgrades
D.2.18. Future Transmission System Expansion
D.2.19. Connected Actions and Indirect Effects
D.2.20. Overall Biological Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.2.21. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.2.22. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.2.23. Central Link Alternatives Impacts and Mitigation Measures
D.2.24. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.2.25. Coastal Link Alternatives Impacts and Mitigation Measures
D.2.26. Top of the World Substation Alternative Impacts and Mitigation Measures
D.2.27. Mitigation Monitoring, Compliance, and Reporting Table
D.2.28. References
Fig. D.2-1. Biological Resources Overview: Imperial Valley Link
Fig. D.2-2. Biological Resources Overview: Anza-Borrego Link
Fig. D.2-3. Biological Resources Overview: Central Link
Fig. D.2-4. Biological Resources Overview: Inland Valley Link
Fig. D.2-5. Biological Resources Overview: Coastal Link
Fig. D.2-6. Biological Resources Overview: Sycamore Canyon-Elliot Substation Reconductor
Fig. D.2-7. Sample Proposed Project Biological Resources/Impacts Map
D.3 Visual Resources
  D.3.1. Regional Setting and Approach to Baseline Analysis
D.3.2. Environmental Setting for the Proposed Project
D.3.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.3.4. Significance Criteria and Approach to Impact Assessment
D.3.5. Imperial Valley Link Impacts and Mitigation Measures
D.3.6. Anza-Borrego Link Impacts and Mitigation Measures
D.3.7. Central Link Impacts and Mitigation Measures
D.3.8. Inland Valley Link Impacts and Mitigation Measures
D.3.9. Coastal Link Impacts and Mitigation Measures
D.3.10. Other System Upgrades - Impacts and Mitigation Measures
D.3.11. Future Transmission System Expansion
D.3.12. Connected Actions and Indirect Effects
D.3.13. Overall Visual Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.3.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.3.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.3.16. Central Link Alternatives Impacts and Mitigation Measures
D.3.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.3.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.3.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.3.20. Mitigation Monitoring, Compliance, and Reporting Table
D.3.21. References
Fig. D.3-1A. Visual Resources: Imperial Valley Link
Fig. D.3-1B. Visual Resources: Anza-Borrego Link
Fig. D.3-1C. Visual Resources: Central Link
Fig. D.3-1D. Visual Resources: Inland Valley Link
Fig. D.3-1E. Visual Resources: Coastal Link
Fig. D.3-2A. Key Viewpoint 1 - Proposed Project - Interstate 8 - Existing Condition
Fig. D.3-3A/B. Key Viewpoint 2 - Proposed Project - El Centro Agriculture - Existing Condition and Simulation
Fig. D.3-4A/B. Key Viewpoint 3 - Proposed Project - BLM Road 326 - Existing Condition and Simulation
Fig. D.3-5A/B. Key Viewpoint 4 - Proposed Project - SR78/86 - Existing Condition and Simulation
Fig. D.3-6A. Key Viewpoint 5 - Proposed Project - Old Kane Springs Road - Existing Condition
Fig. D.3-6B. Key Viewpoint 5B - Proposed Project - Old Kane Springs Road - Simulation
Fig. D.3-7A. Key Viewpoint 6 - Proposed Project - SR78 The Narrows - Existing Condition
Fig. D.3-7B. Key Viewpoint 6 - Proposed Project - SR78 The Narrows - Simulation
Fig. D.3-8A/B. Key Viewpoint 7 - Proposed Project - Mine Wash Road - Existing Condition and Simulation
Fig. D.3-9A. Key Viewpoint 8 - Proposed Project - Kenyon Overlook - Existing Condition
Fig. D.3-9B. Key Viewpoint 8 - Proposed Project - Kenyon Overlook - Simulation
Fig. D.3-10A. Key Viewpoint 9 - Proposed Project - Cactus Loop Trail - Existing Condition
Fig. D.3-10B. Key Viewpoint 9 - Proposed Project - Cactus Loop Trail - Simulation
Fig. D.3-11A. Key Viewpoint 10 - Proposed Project - Yaqui Well Primitive Camping Area - Existing Condition
Fig. D.3-11B. Key Viewpoint 10 - Proposed Project - Yaqui Well Primitive Camping Area - Simulation
Fig. D.3-12A. Key Viewpoint 11 - Proposed Project - Westbound SR78 - Existing Condition
Fig. D.3-12B. Key Viewpoint 11 - Proposed Project - Westbound SR78 - Simulation
Fig. D.3-13A. Key Viewpoint 12 - Proposed Project - Grapevine Canyon Road - Existing Condition
Fig. D.3-13B. Key Viewpoint 12 - Proposed Project - Grapevine Canyon Road - Simulation
Fig. D.3-14A. Key Viewpoint 13 - Proposed Project - Upper Grapevine Canyon - Existing Condition
Fig. D.3-14B. Key Viewpoint 13 - Proposed Project - Upper Grapevine Canyon - Simulation
Fig. D.3-15A. Key Viewpoint 14 - Proposed Project - Southbound SR79 - Existing Condition
Fig. D.3-15B. Key Viewpoint 14 - Proposed Project - Southbound SR79 - Simulation
Fig. D.3-16A. Key Viewpoint 15 - Proposed Project - Mesa Grande Road - Existing Condition
Fig. D.3-16B. Key Viewpoint 15 - Proposed Project - Mesa Grande Road - Simulation
Fig. D.3-17A. Key Viewpoint 16 - Proposed Project - Inaja Monument Park Overlook - Existing Condition
Fig. D.3-17B. Key Viewpoint 16 - Proposed Project - Inaja Monument Park Overlook - Simulation
Fig. D.3-18A/B. Key Viewpoint 17 - Proposed Project - Westbound SR78 Santa Ysabel - Existing Condition and Simulation
Fig. D.3-19A/B. Key Viewpoint 18 - Proposed Project - BIA Road 51 - Existing Condition and Simulation
Fig. D.3-20A/B. Key Viewpoint 19 - Proposed Project - Northbound San Felipe Road - Existing Condition and Simulation
Fig. D.3-21A. Key Viewpoint 20 - Proposed Project - San Vicente Road - Existing Condition
Fig. D.3-21B. Key Viewpoint 20 - Proposed Project - San Vicente Road - Simulation
Fig. D.3-22A/B. Key Viewpoint 21 - Proposed Project - Southbound SR67 - Existing Condition and Simulation
Fig. D.3-23A/B. Key Viewpoint 22 - Proposed Project - Cypress Canyon Park Drive - Existing Condition and Simulation
Fig. D.3-24A/B. Key Viewpoint 23 - Proposed Project - Spring Canyon Park - Existing Condition and Simulation
Fig. D.3-25A. Key Viewpoint 24 - Proposed Project - Calle De Las Rosas - Existing Condition
Fig. D.3-25B. Key Viewpoint 24 - Proposed Project - Calle De Las Rosas - Simulation
Fig. D.3-25C. Chicarita Substation Cable Pole Relocated per Mitigation Measure V-27a
Fig. D.3-26. Key Viewpoint 25 - Proposed Project - The Preserve - Existing Condition and Simulation
Fig. D.3-27. Key Viewpoint 26 - Proposed Project - Corte Belleza - Existing Condition and Simulation
Fig. D.3-28. Visual Resources Impact Profile for the Proposed Project
Fig. D.3-29. Key Viewpoint 27 - FTHL Eastern Alternative - Jeffrey Road - Existing Condition
Fig. D.3-30A/B. Key Viewpoint 28 - West of Dunaway Alternative - Dunaway Road - Existing Condition and Simulation
Fig. D.3-31. Key Viewpoint 29 - West Main Canal-Huff Road Alternative - Huff Road - Existing Condition
Fig. D.3-32A. Key Viewpoint 30 - Partial Underground 230 kV ABDSP SR78 to S2 - San Felipe Substation - Existing Condition
Fig. D.3-32B. Key Viewpoint 30 - Partial Underground 230 kV ABDSP SR78 to S2 - San Felipe Substation - Simulation
Fig. D.3-33A/B. Key Viewpoint 31 - Partial Underground 230 kV ABDSP SR78 to S2 - San Felipe Road South - Existing View and Simulation
Fig. D.3-34A. Key Viewpoint 32 - Partial Underground 230 kV ABDSP SR78 to S2 - San Felipe Road North - Existing Condition
Fig. D.3-34B. Key Viewpoint 32 - Partial Underground 230 kV ABDSP SR78 to S2 - San Felipe Road North - Visual Simulation
Fig. D.3-35A/B. Key Viewpoint 33 - Overhead 500 kV ABDSP within Existing ROW - SR78 - Existing Condition and Simulation
Fig. D.3-36A/B. Key Viewpoint 34 - Santa Ysabel Existing Right of Way - SR79 - Existing Condition and Simulation
Fig. D.3-37A. Key Viewpoint 35 - Santa Ysabel Partial Underground Alternative - Mesa Grande Road - Existing Condition
Fig. D.3-37B. Key Viewpoint 35 - Santa Ysabel Partial Underground Alternative - Mesa Grande Road - Simulation
Fig. D.3-38A/B. Key Viewpoint 36 - Mesa Grande Alternative - Mesa Grande Road - Existing Condition and Simulation
Fig. D.3-38C. Key Viewpoint 36 - Mesa Grande Alternative - Mesa Grande Road - Proposed Project Visual Simulation Comparison
Fig. D.3-39. Key Viewpoint 37 - Oak Hollow Underground Alternative - Oak Hollow West Gate - Existing Condition
Fig. D.3-40. Key Viewpoint 38 - San Vicente Road Transition Alternative - San Vicente Road - Existing Condition
Fig. D.3-41. Key Viewpoint 39 - Pomerado Road to Miramar Area North Alternative - Rose Garden Court - Existing Condition
Fig. D.3-42. Key Viewpoint 40 - Los Peñasquitos Canyon / Mercy Road Alternative - Scripps Poway Parkway - Existing Condition
Fig. D.3-43A/B. Key Viewpoint 41 - Top of the World Substation Alternative - Mataguay Scout Ranch Flag Pole/Fire Ring Area - Existing Condition and Simulation
Fig. D.3-44. Key Viewpoint 42 - Top of the World Substation Alternative - Mataguay Scout Reservation Entrance - Existing Condition
Fig. D.3-45. Key Viewpoint 43 - Top of the World Substation Alternative - Henshaw Overlook - Existing Condition
Fig. D.3-46. Map of Top of the World Transmission Line Connection Mitigation Route
Visual Resources Appendix:
- VR-1. Summary of Key Viewpoint Analyses
- VR-2. Scenic Quality Field Inventory
- VR-3. Visual Resource Management Classification
- VR-4. Visual Contrast Rating Data Sheet
D.4 Land Use
 

D.4.1. Regional Setting and Approach to Data Collection
D.4.2. Environmental Setting for the Proposed Project
D.4.3. Applicable Regulations, Plans, and Standards
D.4.4. Significance Criteria and Approach to Impact Assessment
Environmental Impacts and Mitigation Measures for the Proposed Project
D.4.5. Imperial Valley Link Impacts and Mitigation Measures
D.4.6. Anza-Borrego Link Impacts and Mitigation Measures
D.4.7. Central Link Impacts and Mitigation Measures
D.4.8. Inland Valley Link Impacts and Mitigation Measures
D.4.9. Coastal Link Impacts and Mitigation Measures
D.4.10. Other System Upgrades - Impacts and Mitigation Measures
D.4.11. Future Transmission System Expansion
D.4.12. Connected Actions and Indirect Effects
D.4.13. Overall Land Use Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.4.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.4.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.4.16. Central Link Alternatives Impacts and Mitigation Measures
D.4.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.4.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.4.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.4.20. Mitigation Monitoring, Compliance, and Reporting Table
D.4.21. References
Land Use Appendix:
- Fig. D.4-1. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-2. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-3. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-4. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-5. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-6. Proposed Project and Imperial Valley Link Alternative
- Fig. D.4-7. Proposed Project and Imperial Valley/Anza-Borrego Link Alternatives
- Fig. D.4-8. Proposed Project and Anza-Borrego Link Alternative
- Fig. D.4-9. Proposed Project and Anza-Borrego/Central Link Alternatives
- Fig. D.4-10. Proposed Project and Anza-Borrego/Central Link Alternatives
- Fig. D.4-11. Proposed Project and Central Link Alternative
- Fig. D.4-12. Proposed Project and Central Link Alternative-
- Fig. D.4-13. Proposed Project and Central/Inland Valley Link Alternatives
- Fig. D.4-14. Proposed Project and Inland Valley Link Alternative
- Fig. D.4-15. Proposed Project and Inland Valley Link Alternative
- Fig. D.4-16. Proposed Project and Inland Valley/Coastal Link Alternatives
- Fig. D.4-17. Proposed Project and Coastal Link Alternative
- Fig. D.4-18. Proposed Project and Coastal Link Alternative
- Fig. D.4-19. Proposed Project and Sycamore Canyon-Elliot Substation Reconductor

D.5 Wilderness and Recreation
  D.5.1. Regional Setting and Approach to Data Collection
D.5.2. Environmental Setting for the Proposed Project
D.5.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.5.4. Significance Criteria and Approach to Impact Assessment
D.5.5. Imperial Valley Link Impacts and Mitigation Measures
D.5.6. Anza-Borrego Link Impacts and Mitigation Measures
D.5.7. Central Link Impacts and Mitigation Measures
D.5.8. Inland Valley Link Impacts and Mitigation Measures
D.5.9. Coastal Link Impacts and Mitigation Measures
D.5.10. Other System Upgrades - Impacts and Mitigation Measures
D.5.11. Future Transmission System Expansion
D.5.12. Connected Actions and Indirect Effects
D.5.13. Overall Wilderness and Recreation Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.5.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.5.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.5.16. Central Link Alternatives Impacts and Mitigation Measures
D.5.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.5.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.5.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.5.20. Mitigation Monitoring, Compliance, and Reporting Table
D.5.21. References
Fig. D.5-1. Wilderness and Recreation Areas: Imperial Valley Link
Fig. D.5-2. Wilderness and Recreation Areas: Anza-Borrego Link
Fig. D.5-3. Wilderness and Recreation Areas: Central Link
Fig. D.5-4. San Felipe Hills Wilderness Study Area
Fig. D.5-5. Wilderness and Recreation Areas: Inland Valley Link
Fig. D.5-6. Wilderness and Recreation Areas: Coastal Link
Fig. D.5-7. Wilderness and Recreation Areas: Sycamore Canyon-Eliot Substation Reconductor
Fig. D.5-8. Digital Terrain Model/Viewshed Analysis in ABDSP: Proposed Project
Fig. D.5-9a. Wilderness and Recreation Areas: Mitigation Measure WR-4b Modified ROW
Fig. D.5-9b. Wilderness and Recreation Areas: Mitigation Measure WR-4b Modified ROW
Fig. D.5-10. Digital Terrain Model/Viewshed Analysis in ABDSP: Partial Underground 230 kV ABDSP SR78 to S2
Fig. D.5-11. Digital Terrain Model/Viewshed Analysis in ABDSP: Overhead 500 kV ABDSP within Existing ROW Alternative
Fig. D.5-12. Tamarisk Grove Campground
D.6 Agriculture
 

D.6.1. Regional Setting and Approach to Data Collection
D.6.2. Environmental Setting for the Proposed Project
D.6.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.6.4. Significance Criteria and Approach to Impact Assessment
D.6.5. Imperial Valley Link Impacts and Mitigation Measures
D.6.6. Anza-Borrego Link Impacts and Mitigation Measures
D.6.7. Central Link Impacts and Mitigation Measures
D.6.8. Inland Valley Link Impacts and Mitigation Measures
D.6.9. Coastal Link Impacts and Mitigation Measures
D.6.10. Other System Upgrades Impacts and Mitigation Measures
D.6.11. Future Transmission System Expansion
D.6.12. Connected Actions and Indirect Effects
D.6.13. Overall Agriculture Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.6.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.6.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.6.16. Central Link Alternatives Impacts and Mitigation Measures
D.6.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.6.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.6.19. Top of the World Substation Alternative
D.6.20. Mitigation Monitoring, Compliance, and Reporting Table
D.6.21. References
Agriculture Appendix:
- Fig. D.6-1. Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-2.Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-3.Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-4.Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-5.Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-6.Proposed Project and Imperial Valley Link Alternatives
- Fig. D.6-7. Proposed Project and Imperial Valley/Anza-Borrego Link Alternatives
- Fig. D.6-8. Proposed Project and Anza-Borrego Link Alternatives
- Fig. D.6-9. Proposed Project and Anza-Borrego Link Alternatives
- Fig. D.6-10. Proposed Project and Anza-Borrego/Central Link Alternatives
- Fig. D.6-11. Proposed Project and Central Link Alernatives
- Fig. D.6-12. Proposed Project and Central Link Alernatives
- Fig. D.6-13. Proposed Project and Inland Valley Link Alternatives
- Fig. D.6-14. Proposed Project and Inland Valley Link Alternatives
- Fig. D.6-15. Proposed Project and Inland Valley Link Alternatives
- Fig. D.6-16. Proposed Project and Inland Valley/Coastal Link Alternatives
- Fig. D.6-17. Proposed Project and Coastal Link Alternatives
- Fig. D.6-18. Proposed Project and Coastal Link Alternatives
- Fig. D.6-19. Sycamore Canyon-Elliot Substation Reconductor

D.7 Cultural and Paleontological Resources
  Cultural Resources
D.7.1. Approach to Data Collection
Environmental Setting for the Proposed Project - Cultural Resources
D.7.2. Imperial Valley Link
D.7.3. Anza-Borrego Link
D.7.4. Central Link
D.7.5. Inland Valley Link
D.7.6. Coastal Link
D.7.7. Applicable Regulations, Plans, and Standards
D.7.8. Significance Criteria and Approach to Impact Assessment
Environmental Impacts and Mitigation Measures for the Proposed Project - Cultural Resources
D.7.9. Imperial Valley Link Impacts and Mitigation Measures
D.7.10. Anza-Borrego Link Impacts and Mitigation Measures
D.7.11. Central Link Impacts and Mitigation Measures
D.7.12. Inland Valley Link Impacts and Mitigation Measures
D.7.13. Coastal Link Impacts and Mitigation Measures
D.7.14. Other System Upgrades - Impacts and Mitigation Measures
D.7.15. Future Transmission System Expansion - Cultural Resources
D.7.16. Connected Actions and Indirect Effects - Cultural Resources
D.7.17. Overall Impacts of Proposed Project - Cultural Resources
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route - Cultural Resources
D.7.18. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.7.19. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.7.20. Central Link Alternatives Impacts and Mitigation Measures
D.7.21. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.7.22. Coastal Link Alternatives Impacts and Mitigation Measures
D.7.23. Top of the World Substation Alternative Impacts and Mitigation Measures
Paleontological Resources - Proposed Route and Northern Alternatives
D.7.24. Regional Setting and Approach to Data Collection
D.7.25. Environmental Setting for the Proposed Project
D.7.26. Applicable Regulations, Plans, and Standards
D.7.27. Significance Criteria and Approach to Impact Assessment
Environmental Impacts and Mitigation Measures for the Proposed Project - Paleontological Resources
D.7.28. Imperial Valley Link Impacts and Mitigation Measures
D.7.29. Anza-Borrego Link Impacts and Mitigation Measures
D.7.30. Central Link Impacts and Mitigation Measures
D.7.31. Inland Valley Link Impacts and Mitigation Measures
D.7.32. Coastal Link Impacts and Mitigation Measures
D.7.33. Other System Upgrades - Impacts and Mitigation Measures
D.7.34. Future Transmission System Expansion - Paleontological Resources
D.7.35. Connected Actions and Indirect Effects - Paleontology
D.7.36. Overall Paleontology Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route - Paleontological Resources
D.7.37. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.7.38. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.7.39. Central Link Alternatives Impacts and Mitigation Measures
D.7.40. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.7.41. Coastal Link Alternatives Impacts and Mitigation Measures
D.7.42. Top of the World Substation Alternative Impacts and Mitigation Measures
D.7.43. Mitigation Monitoring, Compliance, and Reporting Table - Cultural and Paleontological Resources
D.7.44. References for Cultural Resources
D.7.45. References for Paleontological Resources
D.8 Noise
  D.8.1. Regional Setting and Approach to Data Collection
D.8.2. Environmental Setting for the Proposed Project
D.8.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.8.4. Significance Criteria and Approach to Impact Assessment
D.8.5. Imperial Valley Link Impacts and Mitigation Measures
D.8.6. Anza-Borrego Link Impacts and Mitigation Measures
D.8.7. Central Link Impacts and Mitigation Measures
D.8.8. Inland Valley Link Impacts and Mitigation Measures
D.8.9. Coastal Link Impacts and Mitigation Measures
D.8.10. Other System Upgrades - Impacts and Mitigation Measures
D.8.11. Future Transmission System Expansion
D.8.12. Connected Actions and Indirect Effects
D.8.13. Overall Noise Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.8.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.8.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.8.16. Central Link Alternatives Impacts and Mitigation Measures
D.8.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.8.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.8.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.8.20. Mitigation Monitoring, Compliance, and Reporting Table
D.8.21. References
Fig. D.8-1. Typical Range of Common Sounds Heard in the Environment*
Fig. D.8-2. Noise Levels for Various Land Use Types*
D.9 Transportation and Traffic
  D.9.1. Regional Setting and Approach to Data Collection
D.9.2. Environmental Setting for the Proposed Project
D.9.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.9.4. Significance Criteria and Approach to Impact Assessment
D.9.5. Imperial Valley Link Impacts and Mitigation Measures
D.9.6. Anza-Borrego Link Impacts and Mitigation Measures
D.9.7. Central Link Impacts and Mitigation Measures
D.9.8. Inland Valley Link Impacts and Mitigation Measures
D.9.9. Coastal Link Impacts and Mitigation Measures
D.9.10. Other System Upgrades - Impacts and Mitigation Measures
D.9.11. Future Transmission System Expansion
D.9.12. Connected Actions and Indirect Effects
D.9.13. Overall Transportation and Traffic Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.9.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.9.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.9.16. Central Link Alternatives Impacts and Mitigation Measures
D.9.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.9.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.9.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.9.20. Mitigation Monitoring, Compliance, and Reporting Table
D.9.21. References
D.10 Public Health and Safety
  Environmental Contamination
D.10.1. Regional Setting and Approach to Data Collection
D.10.2. Environmental Setting for the Proposed Project - Environmental Contamination
D.10.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project - Environmental Contamination
D.10.4. Significance Criteria and Approach to Impact Assessment
D.10.5. Imperial Valley Link Impacts and Mitigation Measures
D.10.6. Anza-Borrego Link Impacts and Mitigation Measures
D.10.7. Central Link Impacts and Mitigation Measures
D.10.8. Inland Valley Link Impacts and Mitigation Measures
D.10.9. Coastal Link Impacts and Mitigation Measures
D.10.10. Other System Upgrades - Impacts and Mitigation Measures
D.10.11. Future Transmission System Expansion
D.10.12. Connected Actions and Indirect Effects
D.10.13. Overall Public Health and Safety Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route - Environmental Contamination
D.10.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.10.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.10.16. Central Link Alternatives Impacts and Mitigation Measures
D.10.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.10.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.10.19. Top of the World Substation Alternative Impacts and Mitigation Measures
Electric and Magnetic Fields and Other Field Related Concerns
D.10.20. EMF in the Proposed Project Area
D.10.21. Scientific Background and Regulations Applicable to EMF
D.10.22. Consideration of Electric and Magnetic Fields
D.10.23. Other Field-Related Public Concerns
D.10.24. Significance Criteria and Approach to Impact Assessment - Safety and Non Magnetic Field Electric Power Field Issues
D.10.25. Environmental Impacts and Mitigation Measures for the Proposed Project and Alternatives - Safety and Non EMF Electric Power Field Issues
D.10.26. Future Transmission System Expansion - EMF
D.10.27. Connected Actions and Indirect Effects - EMF
D.10.28. Overall Impacts of the Proposed Project - EMF and Field Related Concerns
D.10.29. Mitigation Monitoring, Compliance, and Reporting Table
D.10.30. References for Contamination
D.10.31. References for EMF
D.11 Air Quality
  D.11.1. Regional Setting and Approach to Data Collection
D.11.2. Environmental Setting for the Proposed Project
D.11.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.11.4. Significance Criteria and Approach to Impact Assessment
D.11.5. Imperial Valley Link Impacts and Mitigation Measures
D.11.6. Anza-Borrego Link Impacts and Mitigation Measures
D.11.7. Central Link Impacts and Mitigation Measures
D.11.8. Inland Valley Link Impacts and Mitigation Measures
D.11.9. Coastal Link Impacts and Mitigation Measures
D.11.10. Other System Upgrades - Impacts and Mitigation Measures
D.11.11. Future Transmission System Expansion
D.11.12. Connected Actions and Indirect Effects
D.11.13. Overall Air Quality Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.11.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.11.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.11.16. Central Link Alternatives Impacts and Mitigation Measures
D.11.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.11.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.11.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.11.20. Mitigation Monitoring, Compliance, and Reporting Table
D.11.21. References
Fig. D.11-1. Air Quality Management Districts and Class I Areas
D.12 Water Resources
  D.12.1. Regional Setting and Approach to Data Collection
D.12.2. Environmental Setting for the Proposed Project
D.12.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.12.4. Significance Criteria and Approach to Impact Assessment
D.12.5. Imperial Valley Link Impacts and Mitigation Measures
D.12.6. Anza-Borrego Link Impacts and Mitigation Measures
D.12.7. Central Link Impacts and Mitigation Measures
D.12.8. Inland Valley Link Impacts and Mitigation Measures
D.12.9. Coastal Link Impacts and Mitigation Measures
D.12.10. Other System Upgrades - Impacts and Mitigation Measures
D.12.11. Future Transmission System Expansion
D.12.12. Connected Actions and Indirect Effects
D.12.13. Overall Water Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.12.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.12.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.12.16. Central Link Alternatives Impacts and Mitigation Measures
D.12.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.12.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.12.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.12.20. Mitigation Monitoring, Compliance, and Reporting Table
D.12.21. References
Figs. D.12-1 and D.12-2:
- Fig. D.12.1. San Felipe Creek near the Narrows Substation, Anza-Borrego Link
- Fig. D.12-2. View Across Santa Ysabel River, Inland Valley Link
Fig. D.12-3. Average Monthly Rainfall*
Fig. D.12-4. Anza-Borrego Link Rainfall/Runoff*
Fig. D.12-5. Inland Valley Link Rainfall/Runoff*
Fig. D.12-6. Summer Runoff for Santa Ysabel Creek*
D.13 Geology, Mineral Resources, and Soils
  D.13.1. Regional Setting and Approach to Data Collection
D.13.2. Environmental Setting for the Proposed Project
D.13.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.13.4. Significance Criteria and Approach to Impact Assessment
D.13.5. Imperial Valley Link Impacts and Mitigation Measures
D.13.6. Anza-Borrego Link Impacts and Mitigation Measures
D.13.7. Central Link Impacts and Mitigation Measures
D.13.8. Inland Valley Link Impacts and Mitigation Measures
D.13.9. Coastal Link Impacts and Mitigation Measures
D.13.10. Other System Upgrades - Impacts and Mitigation Measures
D.13.11. Future Transmission System Expansion
D.13.12. Connected Actions and Indirect Effects
D.13.13. Overall Geology Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.13.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.13.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.13.16. Central Link Alternatives Impacts and Mitigation Measures
D.13.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.13.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.13.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.13.20. Mitigation Monitoring, Compliance, and Reporting Table
D.13.21. References
Fig. D.13-1. Geologic Time Scale*
Fig. D.13-2. Regional Active Faults and Historic Earthquakes
Fig. D.13-3.. Estimated Peak Ground Accelerations
Fig. D.13-4. Superstition Hills Fault Crossing
Fig. D.13-5. Elmore Ranch Fault Crossing
Fig. D.13-6. San Jacinto Fault Crossing
Fig. D.13-7. Elsinore Fault Zone Crossing
Fig. D.13-8. Fault Location Map for Central East Substation
Fig. D.13-9. Earthquake Valley Fault Zone Crossing
Fig. D.13-10. Santa Ysabel Alternatives Elsinore Fault Crossing
D.14 Socioeconomics, Services, and Utilities
  D.14.1. Regional Setting and Approach to Data Collection
D.14.2. Environmental Setting for the Proposed Project
D.14.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.14.4. Significance Criteria and Approach to Impact Assessment
D.14.5. Imperial Valley Link Impacts and Mitigation Measures
D.14.6. Anza-Borrego Link Impacts and Mitigation Measures
D.14.7. Central Link Impacts and Mitigation Measures
D.14.8. Inland Valley Link Impacts and Mitigation Measures
D.14.9. Coastal Link Impacts and Mitigation Measures
D.14.10. Other System Upgrades - Impacts and Mitigation Measures
D.14.11. Future Transmission System Expansion
D.14.12. Connected Actions and Indirect Effects
D.14.13. Overall Socioeconomic Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.14.14. Imperial Valley Link Alternatives Impacts and Mitigation Measures
D.14.15. Anza-Borrego Link Alternatives Impacts and Mitigation Measures
D.14.16. Central Link Alternatives Impacts and Mitigation Measures
D.14.17. Inland Valley Link Alternatives Impacts and Mitigation Measures
D.14.18. Coastal Link Alternatives Impacts and Mitigation Measures
D.14.19. Top of the World Substation Alternative Impacts and Mitigation Measures
D.14.20. Mitigation Monitoring, Compliance, and Reporting Table
D.14.21. References
D.15 Fire and Fuels Management
  D.15.1. Introduction
D.15.2. Environmental Setting
D.15.3. Applicable Regulations, Plans, and Standards
Environmental Impacts and Mitigation Measures for the Proposed Project
D.15.4. Significance Criteria and Approach to Impact Assessment
D.15.5. Imperial Valley Link and Eastern Anza-Borrego Link
D.15.6. PFS 1 Ranchita Fireshed
D.15.7. PFS 2 San Felipe Fireshed
D.15.8. PFS 3 Santa Ysabel Fireshed
D.15.9. PFS 4 Ramona Fireshed
D.15.10. PFS 5 Poway Fireshed
D.15.11. PFS 6 Peñasquitos Fireshed
D.15.12. Other System Upgrades - Impacts and Mitigation Measures
D.15.13. Future Transmission System Expansion
D.15.14. Connected Actions and Indirect Effects
D.15.15. Overall Fire and Fuels Management Impacts of Proposed Project
Environmental Impacts and Mitigation Measures for Alternatives Along Proposed Project Route
D.15.16. Imperial Valley Link Alternatives
D.15.17. Anza-Borrego Link Alternatives
D.15.18. Central Link Alternatives
D.15.19. Inland Valley Link Alternatives
D.15.20. Coastal Link Alternatives
D.15.21. Top of the World Substation Alternative
D.15.22. Mitigation Monitoring, Compliance, and Reporting Table
D.15.23. References
Fig. D.15-1. Regional Fire Hazard Severity Zones
Fig. D.15-2. 2003 and 2007 San Diego County Fires
Fig. D.15-3. Sunrise Powerlink Proposed Project and Alternative Firesheds
Fig. D.15-4. Proposed Project Fireshed Wildfire History*
Fig. D.15-5. PFS-1 Ranchita Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-6. Ranchita Fireshed Wildfire History*
Fig. D.15-7. PFS-2 San Felipe Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-8. San Felipe Fireshed Wildfire History*
Fig. D.15-9. PFS-3 Santa Ysabel Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-10. Santa Ysabel Fireshed Wildfire History*
Fig. D.15-11. PFS-4 Ramona Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-12. Ramona Fireshed Wildfire History*
Fig. D.15-13. PFS-5 Poway Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-14. Poway Fireshed Wildfire History*
Fig. D.15-15. PFS-6 Peñasquitos Fireshed Boundary and Proposed Project and Alternative Project Routes
Fig. D.15-16. Peñasquitos Fireshed Wildfire History*
Fig. D.15-17. CCR Title 14 Section 1254 Minimum Clearances*
Fig. D.15-18. PFS-1 Ranchita Fireshed Burn Probability Model
Fig. D.15-19. PFS-1 Ranchita Fireshed Fire Behavior Trend Model
Fig. D.15-20. PFS-1 Ranchita Fireshed Containment Conflict Model
Fig. D.15-21. PFS-2 San Felipe Fireshed Burn Probability Model
Fig. D.15-22. PFS-2 San Felipe Fireshed Fire Behavior Trend Model
Fig. D.15-23. PFS-2 San Felipe Fireshed Wildfire Containment Conflict Model
Fig. D.15-24. PFS-3 Santa Ysabel Fireshed Burn Probability Model
Fig. D.15-25. PFS-3 Santa Ysabel Fireshed Fire Behavior Trend Model
Fig. D.15-26. PFS-3 Santa Ysabel Fireshed Wildfire Containment Conflict Model
Fig. D.15-27. PFS-4 Ramona Fireshed Burn Probability Model
Fig. D.15-28. PFS-4 Ramona Fireshed Fire Behavior Trend Model
Fig. D.15-29. PFS-4 Ramona Fireshed Wildfire Containment Conflict Model
Fig. D.15-30. PFS-5 Poway Fireshed Burn Probability Model
Fig. D.15-31. PFS-5 Poway Fireshed Fire Behavior Trend Model
Fig. D.15-32. PFS-5 Poway Fireshed Wildfire Containment Conflict Model
Fig. D.15-33. PFS-6 Peñasquitos Fireshed Burn Probability Model
Fig. D.15-34. PFS-6 Peñasquitos Fireshed Fire Behavior Trend Model
Fig. D.15-35. PFS-6 Peñasquitos Fireshed Wildfire Containment Conflict Model
Fig. D.15-36. Ranchita Partial Underground ABDSP SR78 to S2 Alternative Burn Probability Model
Fig. D.15-37. Ranchita Partial Underground ABDSP SR78 to S2 Alternative Overhead Portion Fire Behavior Trend Model
Fig. D.15-38. Ranchita Partial Underground ABDSP SR78 to S2 Alternative Wildfire Containment Conflict Model
Fig. D.15-39. Santa Ysabel Existing ROW Alternative Burn Probability Model
Fig. D.15-40. Santa Ysabel Existing ROW Alternative Fire Behavior Trend Model
Fig. D.15-41. Santa Ysabel Existing ROW Alternative Wildfire Containment Conflict Model
Fig. D.15-42. Mesa Grande Alternative Fire Behavior Trend Model
Fig. D.15-43. Chuck Wagon Road Alternative Burn Probability Model
Fig. D.15-44. Chuck Wagon Road Alternative Fire Behavior Trend Model
Fig. D.15-45. Chuck Wagon Road Alternative Wildfire Containment Conflict Model
Fig. D.15-46. Pomerado Road to Miramar Area North Alternative Burn Probability Model
Fig. D.15-47. Pomerado Road to Miramar Area North Alternative Fire Behavior Trend Model
Fig. D.15-48. Pomerado Road to Miramar Area North Alternative Wildfire Containment Conflict Model
Fig. D.15-49. Los Peñasquitos Canyon Preserve-Mercy Road Alternative Burn Probability Model
Fig. D.15-50. Top of the World Substation Alternative Burn Probability Model
Fig. D.15-51. Top of the World Substation Alternative Fire Behavior Trend Model
Fig. D.15-52. Top of the World Substation Alternative Wildfire Containment Conflict Model
D.16. Policy Consistency
  D.16.1. Introduction
D.16.2. CEQA/NEPA Requirements
D.16.3. Proposed Project and Alternatives Consistency Review
D.16.4. Consistency Determinations
D.17 Plan Amendments
  D.17.1. Federal and State Plan Descriptions
D.17.2. Plan Amendments Resulting from Proposed Project and Alternatives
Fig. D.17-1. BLM Planning Areas and Utility Corridors*
Fig. D.17-2. Cleveland National Forest Land Use Zones*
Fig. D.17-3. Cleveland National Forest Scenic Integrity Objectives*
E.1 Interstate 8 Alternative
 

E.1.1. Description of the Interstate 8 Alternative
Interstate 8 Alternative Substation
Interstate 8 Alternative Route Options
Forest Service Land Use Zones
Future Transmission System Expansion
E.1.2. Biological Resources
E.1.2.1. Regional Setting for All Southwest Powerlink Alternatives
E.1.2.2. Environmental Setting
E.1.2.3. Environmental Impacts and Mitigation Measures
E.1.2.4. Interstate 8 Alternative Substation
E.1.2.5. Interstate 8 Route Options
E.1.2.6. Future Transmission System Expansion for Interstate 8 Alternative
E.1.3. Visual Resources
E.1.3.1. Environmental Setting
E.1.3.2. Environmental Impacts and Mitigation Measures
E.1.3.3. Interstate 8 Alternative Substation
E.1.3.4. Interstate 8 Route Options
E.1.3.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.4. Land Use
E.1.4.1. Environmental Setting
E.1.4.2. Environmental Impacts and Mitigation Measures
E.1.4.3. Interstate 8 Alternative Substation
E.1.4.4. Interstate 8 Route Options
E.1.4.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.5. Wilderness and Recreation
E.1.5.1. Environmental Setting
E.1.5.2. Environmental Impacts and Mitigation Measures
E.1.5.3. Interstate 8 Alternative Substation
E.1.5.4. Interstate 8 Route Options
E.1.5.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.6. Agriculture
E.1.6.1. Environmental Setting
E.1.6.2. Environmental Impacts and Mitigation Measures
E.1.6.3. Interstate 8 Alternative Substation
E.1.6.4. Interstate 8 Route Options
E.1.6.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.7. Cultural and Paleontological Resources
Cultural Resources
E.1.7.1. Environmental Setting
E.1.7.2. Environmental Impacts and Mitigation Measures
E.1.7.3. Interstate 8 Alternative Substation
E.1.7.4. Interstate 8 Route Options
E.1.7.5. Future Transmission System Expansion for Interstate 8 Alternative
Paleontological Resources
E.1.7.6. Environmental Setting
E.1.7.7. Environmental Impacts and Mitigation Measures
E.1.7.8. Interstate 8 Alternative Substation
E.1.7.9. Interstate 8 Route Options
E.1.7.10. Future Transmission System Expansion for Interstate 8 Alternative
E.1.8. Noise
E.1.8.1. Environmental Setting
E.1.8.2. Environmental Impacts and Mitigation Measures
E.1.8.3. Interstate 8 Alternative Substation
E.1.8.4. Interstate 8 Route Options
E.1.8.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.9. Transportation and Traffic
E.1.9.1. Environmental Setting
E.1.9.2. Environmental Impacts and Mitigation Measures
E.1.9.3. Interstate 8 Alternative Substation
E.1.9.4. Interstate 8 Route Options
E.1.9.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.10. Public Health and Safety - Environmental Contamination
E.1.10.1. Environmental Setting
E.1.10.2. Environmental Impacts and Mitigation Measures
E.1.10.3. Interstate 8 Alternative Substation
E.1.10.4. Interstate 8 Route Options
E.1.10.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.11. Air Quality
E.1.11.1. Environmental Setting
E.1.11.2. Environmental Impacts and Mitigation Measures
E.1.11.3. Interstate 8 Alternative Substation
E.1.11.4. Interstate 8 Route Options
E.1.11.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.12. Water Resources
E.1.12.1. Environmental Setting
E.1.12.2. Environmental Impacts and Mitigation Measures
E.1.12.3. Interstate Alternative 8 Substation
E.1.12.4. Interstate 8 Route Options
E.1.12.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.13. Geology, Mineral Resources, and Soils
E.1.13.1. Environmental Setting
E.1.13.2. Environmental Impacts and Mitigation Measures
E.1.13.3. Interstate 8 Alternative Substation
E.1.13.4. Interstate 8 Route Options
E.1.13.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.14. Socioeconomics
E.1.14.1. Environmental Setting
E.1.14.2. Environmental Impacts and Mitigation Measures
E.1.14.3. Interstate 8 Alternative Substation
E.1.14.4. Interstate 8 Route Options
E.1.14.5. Future Transmission System Expansion for Interstate 8 Alternative
E.1.15. Fire and Fuels Management
E.1.15.1. Environmental Setting
E.1.15.2. Environmental Impacts and Mitigation Measures
E.1.15.3. Interstate 8 Alternative Substation
E.1.15.4. Interstate 8 Route Options
E.1.15.5. Future Transmission System Expansion for Interstate 8 Alternative
Fig. E.1.1-1. SWPL Alternatives
Fig. E.1.1-2a. Interstate 8 Alternative Detail
Fig. E.1.1-2b. Interstate 8 Alternative Detail
Fig. E.1.1-2c. Interstate 8 Alternative Detail
Fig. E.1.1-2d. Interstate 8 Alternative Detail
Fig. E.1.1-3. Interstate 8 Alternative Substation Detail
Fig. E.1.1-4a. Interstate 8 Alternative: Campo North Route Option
Fig. E.1.1-4b. Interstate 8 Alternative: Buckman Springs Options
Fig. E.1.1-4c. Interstate 8 Alternative: South Buckman Springs Option
Fig. E.1.1-4d. Interstate 8 Alternative: Chocolate Canyon Option
Fig. E.1.1-5. Interstate 8 Alternative: Cleveland National Forest Land Use Zones
Fig. E.1.1-6. Future Transmission Systems for SWPL Alternatives
Fig. E.1.2-1. Biological Resources Overview: Southwest Powerlink Alternatives

Fig. E.1.3-1. Visual Resources SWPL Alternatives
Fig. E.1.3-2A/B. Key Viewpoint 44 - I-8 Alternative - Dunaway Staging Area - Existing Condition and Simulation
Fig. E.1.3-3A/B. Key Viewpoint 45 - I-8 Alternative - Yuha Desert I-8 Span - Existing View and Simulation
Fig. E.1.3-4A. Key Viewpoint 46 - I-8 Alternative - Plaster City West Staging Area - Existing View
Fig. E.1.3-4B. Key Viewpoint 46 - I-8 Alternative - Plaster City West Staging Area - Visual Simulation
Fig. E.1.3-5A. Key Viewpoint 47 - I-8 Alternative - Sugarloaf Mountain / I-8 - Existing View
Fig. E.1.3-5B. Key Viewpoint 47 - I-8 Alternative - Sugarloaf Mountain / I-8 - Visual Simulation
Fig. E.1.3-6A/B. Key Viewpoint 48 - I-8 Alternative - South of Table Mountain - Existing View and Simulation
Fig. E.1.3-7A. Key Viewpoint 49 - I-8 Alternative - Jacumba - Existing View
Fig. E.1.3-7B. Key Viewpoint 49 - I-8 Alternative - Jacumba - Visual Simulation
Fig. E.1.3-8A. Key Viewpoint 50 - I-8 Alternative - La Posta - Existing View
Fig. E.1.3-8B. Key Viewpoint 50 - I-8 Alternative - La Posta - Visual Simulation
Fig. E.1.3-9A. Key Viewpoint 51 - I-8 Alternative - Cottonwood Valley - Existing View
Fig. E.1.3-9B. Key Viewpoint 51 - I-8 Alternative - Cottonwood Valley - Visual Simulation
Fig. E.1.3-10A. Key Viewpoint 52 - I-8 Alternative - Interstate 8 Span - Existing View
Fig. E.1.3-10B. Key Viewpoint 52 - I-8 Alternative - Interstate 8 Span - Visual Simulation
Fig. E.1.3-11A. Key Viewpoint 53 - I-8 Alternative - Alpine Road Transition Structure - Existing View
Fig. E.1.3-11B. Key Viewpoint 53 - I-8 Alternative - Alpine Road Transition Structure - Visual Simulation
Fig. E.1.3-11C. Reroute per Mitigation Measure V-66a
Fig. E.1.3-12A. Key Viewpoint 54 - I-8 Alternative - El Monte County Park - Existing View
Fig. E.1.3-12B. Key Viewpoint 54 - I-8 Alternative - El Monte County Park - Visual Simulation
Fig. E.1.3-13A. Key Viewpoint 55 - I-8 Alternative - Moreno Boulevard - Existing View
Fig. E.1.3-13B. Key Viewpoint 55 - I-8 Alternative - Moreno Boulevard - Visual Simulation
Fig. E.1.3-14A. Buckman Springs Road - West Buckman Springs Alt. Existing View
Fig. E.1.3-14B. Buckman Springs Road - West Buckman Springs Alt. Simulation
Fig. E.1.3-14C. Buckman Springs Alternative Reroute per Mitigation Measure V-69a
Fig. E.1.3-15A. Key Viewpoint 57 - Buckman Springs Underground Option - Buckman Springs Road Northbound I-8 On-Ramp - Existing View
Fig. E.1.3-15B. Key Viewpoint 57 - Buckman Springs Underground Option - Buckman Springs Road Northbound I-8 On-Ramp - Simulation
Fig. E.1.3-16A/B. Key Viewpoint 58 - Campo North Option - Eastbound I-8 - Existing View and Simulation
Fig. E.1.3-17A. Key Viewpoint 59 - South Buckman Springs Option - Cameron Truck Trail - Existing View
Fig. E.1.3-17B. Key Viewpoint 59 - South Buckman Springs Option - Cameron Truck Trail - Visual Simulation
Fig. E.1.3-17C. South Buckman Springs Option Mitigation Reroute Map
Visual Appendix:
- VR-1: Summary of Key Viewpoint Analyses
- VR-4: Visual Contrast Rating Data Sheet

Land Use Appendix:
- Fig. E.1.4-1. Interstate 8 Alternative
- Fig. E.1.4-2. Interstate 8 Alternative
- Fig. E.1.4-3. Interstate 8 Alternative
- Fig. E.1.4-4. Interstate 8 Alternative
- Fig. E.1.4-5. Interstate 8 Alternative
- Fig. E.1.4-6. Interstate 8 Alternative
- Fig. E.1.4-7. Interstate 8 Alternative
- Fig. E.1.4-8. Interstate 8 Alternative
- Fig. E.1.4-9. Interstate 8 Alternative
- Fig. E.1.4-10. Interstate 8 Alternative
- Fig. E.1.4-11. Interstate 8 Alternative
Fig. E.1.5-1. Wilderness and Recreation Areas: Southwest Powerlink Alternatives
Agriculture Appendix:

- Fig. E.1.6-1. Interstate 8 Alternative
- Fig. E.1.6-2. Interstate 8 Alternative
- Fig. E.1.6-3. Interstate 8 Alternative
- Fig. E.1.6-4. Interstate 8 Alternative
- Fig. E.1.6-5. Interstate 8 Alternative
- Fig. E.1.6-6. Interstate 8 Alternative
- Fig. E.1.6-7. Interstate 8 Alternative
- Fig. E.1.6-8. Interstate 8 Alternative
- Fig. E.1.6-9. Interstate 8 Alternative
- Fig. E.1.6-10. Interstate 8 Alternative
- Fig. E.1.6-11. Interstate 8 Alternative

Fig. E.1.13-A. SWPL Tower in Mine Area*
Fig. E.1.13-1. Yuha Wells Fault Crossing and Elsinore Fault Zone Vicinity
Fig. E.1.15-1. Interstate Alternative Overview Map*
Fig. E.1.15-2. Reported 13-Year Wildfire Ignition History in Boulevard Fireshed*
Fig. E.1.15-3. Boulevard Fireshed 50-year Wildfire History*
Fig. E.1.15-4. Reported 13-Year Wildfire Ignition History in Alternative Route La Posta Fireshed*
Fig. E.1.15-5. La Posta Fireshed 50-year Wildfire History*
Fig. E.1.15-6. Reported 13-Year Wildfire Ignition History in Alternative Route Guatay Fireshed*
Fig. E.1.15-7. Guatay Fireshed 50-year Wildfire History*
Fig. E.1.15-8. Reported 13-Year Wildfire Ignition History in Alternative Route Boulder Creek Fireshed*
Fig. E.1.15-9. Boulder Creek Fireshed 50-year Wildfire History*
Fig. E.1.15-10. Reported 13-Year Wildfire Ignition History in Alternative Route El Capitan Fireshed*
Fig. E.1.15-11. El Capitan Fireshed 50-year Wildfire History*
Fig. E.1.15-12. Boulevard Fireshed Interstate 8 Alternative Burn Probability Model
Fig. E.1.15-13. La Posta Fireshed Interstate 8 Alternative Burn Probability Model
Fig. E.1.15-14. Guatay Fireshed Interstate 8 Alternative Burn Probability Model
Fig. E.1.15-15. El Capitan Fireshed Interstate 8 Alternative Burn Probability Model
Fig. E.1.15-16. Boulevard Fireshed Interstate 8 Alternative Fire Behavior Trend Model
Fig. E.1.15-17. La Posta Fireshed Interstate 8 Alternative Fire Behavior Trend Model
Fig. E.1.15-18. Guatay Fireshed Interstate 8 Alternative Fire Behavior Trend Model
Fig. E.1.15-19. El Capitan Fireshed Interstate 8 Alternative Fire Behavior Trend Model
Fig. E.1.15-20. Boulevard Fireshed Interstate 8 Alternative Wildfire Containment Conflict Model
Fig. E.1.15-21. La Posta Fireshed Interstate 8 Alternative Wildfire Containment Conflict Model
Fig. E.1.15-22. Guatay Fireshed Interstate 8 Alternative Wildfire Containment Conflict Model
Fig. E.1.15-23. El Capitan Fireshed Interstate 8 Alternative Wildfire Containment Conflict Model
Fig. E.1.15-24. La Posta Fireshed Buckman Springs Underground Option Burn Probability Model
Fig. E.1.15-25. La Posta Fireshed West Buckman Springs Option Burn Probability Model
Fig. E.1.15-26. La Posta Fireshed West Buckman Springs Option Fire Behavior Trend Model
Fig. E.1.15-27. La Posta Fireshed West Buckman Springs Option Wildfire Containment Conflict Model

E.2 BCD Alternative
 

E.2.1. Description of the BCD Alternative
E.2.2. Biological Resources
E.2.2.1. Environmental Setting
E.2.2.2. Environmental Impacts and Mitigation Measures
E.2.2.3. BCD South Option
E.2.3. Visual Resources
E.2.3.1. Environmental Setting
E.2.3.2. Environmental Impacts and Mitigation Measures
E.2.3.3. BCD South Option
Visual Resources Appendix:
- VR-1: Summary of Key Viewpoint Analyses
- VR-4: Visual Contrast Rating Data Sheet

E.2.4. Land Use
E.2.4.1. Environmental Setting
E.2.4.2. Environmental Impacts and Mitigation Measures
E.2.4.3. BCD South Option
E.2.5. Wilderness and Recreation
E.2.5.1. Environmental Setting
E.2.5.2. Environmental Impacts and Mitigation Measures
E.2.5.3. BCD South Option
E.2.6. Agriculture
E.2.6.1. Environmental Setting
E.2.6.2. Environmental Impacts and Mitigation Measures
E.2.6.3. BCD South Option
E.2.7. Cultural and Paleontological Resources
Cultural Resources
E.2.7.1. Environmental Setting
E.2.7.2. Environmental Impacts and Mitigation Measures
E.2.7.3. BCD South Option
Paleontological Resources
E.2.7.4. Environmental Setting
E.2.7.5. Environmental Impacts and Mitigation Measures
E.2.7.6. BCD South Option
E.2.8. Noise
E.2.8.1. Environmental Setting
E.2.8.2. Environmental Impacts and Mitigation Measures
E.2.8.3. BCD South Option
E.2.9. Transportation and Traffic
E.2.9.1. Environmental Setting
E.2.9.2. Environmental Impacts and Mitigation Measures
E.2.9.3. BCD South Option
E.2.10. Public Health and Safety - Contamination
E.2.10.1. Environmental Setting
E.2.10.2. Environmental Impacts and Mitigation Measures
E.2.10.3. BCD South Option
E.2.11. Air Quality
E.2.11.1. Environmental Setting
E.2.11.2. Environmental Impacts and Mitigation Measures
E.2.11.3. BCD South Option
E.2.12. Water Resources
E.2.12.1. Environmental Setting
E.2.12.2. Environmental Impacts and Mitigation Measures
E.2.12.3. BCD South Option
E.2.13. Geology, Mineral Resources, and Soils
E.2.13.1. Environmental Setting
E.2.13.2. Environmental Impacts and Mitigation Measures
E.2.13.3. BCD South Option
E.2.14. Socioeconomics
E.2.14.1. Environmental Setting
E.2.14.2. Environmental Impacts and Mitigation Measures
E.2.14.3. BCD South Option
E.2.15. Fire and Fuels Management
E.2.15.1. Environmental Setting
E.2.15.2. Environmental Impacts and Mitigation Measures
E.2.15.3. BCD South Option
Fig. E.2.1-1a. BCD Alternative (east)
Fig. E.2.1-1b. BCD Alternative (west)
Fig. E.2.1-2. BCD South Option
Fig. E.2.1-3. BCD Alternative: Cleveland National Forest Land Use Zones
Fig. E.2.3-1A. Key Viewpoint 60 - BCD Alternative - McCain Valley Road - Existing View
Fig. E.2.3-1B. Key Viewpoint 60 - BCD Alternative - McCain Valley Road - Visual Simulation
Fig. E.2.3-2A/B. Key Viewpoint 61 - BCD Alternative - Carrizo Overlook - Existing View and Simulation
Fig. E.2.3-3A/B. Key Viewpoint 62 - BCD Alternative - McCain Valley North - Existing View and Simulation
Fig. E.2.3-4A. Key Viewpoint 63 - BCD Alternative - Pacific Crest Trail - Existing View
Fig. E.2.3-4B. Key Viewpoint 63 - BCD Alternative - Pacific Crest Trail - Visual Simulation
Fig. E.2.3-5A. Key Viewpoint 79 - BCD South Option - La Posta Truck Trail - Existing View
Fig. E.2.3-5B. Key Viewpoint 79 - BCD South Option - La Posta Truck Trail - Simulation
Land Use Appendix:
- Fig. E.2.4-1. BCD Alternative
- Fig. E.2.4-2. BCD Alternative
- Fig. E.2.4-3. BCD Alternative
Agriculture Appendix:
- Fig. E.2.6-1. BCD Alternative
- Fig. E.2.6.2. BCD Alternative
- Fig. E.2.6.3. BCD Alternative

Fig. E.2.9-1. Mitigation Measure T-10, Mitigation Reroute for BCD South Option
Fig. E.2.15-1. BCD Alternative Overview Map
Fig. E.2.15-2. Boulevard Fireshed BCD Alternative Burn Probability Model
Fig. E.2.15-3. La Posta Fireshed BCD Alternative Burn Probability Model
Fig. E.2.15-4. Boulevard Fireshed BCD Alternative Fire Behavior Trend Model
Fig. E.2.15-5. La Posta Fireshed BCD Alternative Fire Behavior Trend Model
Fig. E.2.15-6. Boulevard Fireshed BCD Alternative Wildfire Containment Conflict Model
Fig. E.2.15-7. La Posta Fireshed BCD Alternative Wildfire Containment Conflict Model
Fig. E.2.15-8. La Posta Fireshed BCD South Option Burn Probability Model
Fig. E.2.15-9. La Posta Fireshed BCD South Option Fire Behavior Trend Model
Fig. E.2.15-10. La Posta Fireshed BCD South Option Wildfire Containment Conflict Model

E.3 Route D Alternative
 

E.3.1. Description of the Route D Alternative
E.3.2. Biological Resources
E.3.2.1. Environmental Setting
E.3.2.2. Environmental Impacts and Mitigation Measures
E.3.2.3. Central South Substation Alternative
E.3.2.4. Future Transmission System Expansion
E.3.3. Visual Resources
E.3.3.1. Environmental Setting
E.3.3.2. Environmental Impacts and Mitigation Measures
E.3.3.3. Central South Substation Alternative
E.3.3.4. Future Transmission System Expansion
E.3.4. Land Use
E.3.4.1. Environmental Setting
E.3.4.2. Environmental Impacts and Mitigation Measures
E.3.4.3. Central South Substation Alternative
E.3.4.4. Future Transmission System Expansion
E.3.5. Wilderness and Recreation
E.3.5.1. Environmental Setting
E.3.5.2. Environmental Impacts and Mitigation Measures
E.3.5.3. Central South Substation Alternative
E.3.5.4. Future Transmission System Expansion
E.3.6. Agriculture
E.3.6.1. Environmental Setting
E.3.6.2. Environmental Impacts and Mitigation Measures
E.3.6.3. Central South Substation Alternative
E.3.6.4. Future Transmission System Expansion
E.3.7. Cultural and Paleontological Resources
Cultural Resources
E.3.7.1. Environmental Setting
E.3.7.2. Environmental Impacts and Mitigation Measures
E.3.7.3. Central South Substation Alternative
E.3.7.4. Future Transmission System Expansion
Paleontological Resources
E.3.7.5. Environmental Setting
E.3.7.6. Environmental Impacts and Mitigation Measures
E.3.7.7. Central South Substation Alternative
E.3.7.8. Future Transmission System Expansion
E.3.8. Noise
E.3.8.1. Environmental Setting
E.3.8.2. Environmental Impacts and Mitigation Measures
E.3.8.3. Central South Substation Alternative
E.3.8.4. Future Transmission System Expansion
E.3.9. Transportation and Traffic
E.3.9.1. Environmental Setting
E.3.9.2. Environmental Impacts and Mitigation Measures
E.3.9.3. Central South Substation Alternative
E.3.9.4. Future Transmission System Expansion
E.3.10. Public Health and Safety - Contamination
E.3.10.1. Environmental Setting
E.3.10.2. Environmental Impacts and Mitigation Measures
E.3.10.3. Central South Substation Alternative
E.3.10.4. Future Transmission System Expansion
E.3.11. Air Quality
E.3.11.1. Environmental Setting
E.3.11.2. Environmental Impacts and Mitigation Measures
E.3.11.3. Central South Substation Alternative
E.3.11.4. Future Transmission System Expansion
E.3.12. Water Resources
E.3.12.1. Environmental Setting
E.3.12.2. Environmental Impacts and Mitigation Measures
E.3.12.3. Central South Substation Alternative
E.3.12.4. Future Transmission System Expansion
E.3.13. Geology, Mineral Resources, and Soils
E.3.13.1. Environmental Setting
E.3.13.2. Environmental Impacts and Mitigation Measures
E.3.13.3. Central South Substation Alternative
E.3.13.4. Future Transmission System Expansion
E.3.14. Socioeconomics
E.3.14.1. Environmental Setting
E.3.14.2. Environmental Impacts and Mitigation Measures
E.3.14.3. Central South Substation Alternative
E.3.14.4. Future Transmission System Expansion
E.3.15. Fire and Fuels Management
E.3.15.1. Environmental Setting
E.3.15.2. Environmental Impacts and Mitigation Measures
E.3.15.3. Central South Substation Alternative
E.3.15.4. Future Transmission System Expansion
Fig. E.3.1-1a. Route D Alternative (MPs D-0 to D-8)
Fig. E.3.1-1b. Route D Alternative (MPs D-8 to D-17.3)
Fig. E.3.1-2. Central South Substation Alternative
Fig. E.3.1-3. Route D Alternative: Cleveland National Forest Land Use Zones
Fig. E.3.3-1A. Key Viewpoint 64 - Route D Alternative - Boulder Creek Road - Existing View
Fig. E.3.3-1B. Key Viewpoint 64 - Route D Alternative - Boulder Creek Road - Visual Simulation
Fig. E.3.3-2A. Key Viewpoint 65 - Route D Alternative - Cuyamaca Peak - Existing View
Fig. E.3.3-2B. Key Viewpoint 65 - Route D Alternative - Cuyamaca Peak - Visual Simulation
Fig. E.3.3-3. Key Viewpoint 66 - Route D Alternative - Inaja Monument Overlook - Existing View and Simulation
Visual Appendix:
- VR-1: Summary of Key Viewpoint Analyses
Land Use Appendix:
- Fig. E.3.4-1. Route D Alternative
- Fig. E.3.4-2. Route D Alternative
- Fig. E.3.4-3. Route D Alternative

Agriculture Appendix:
- Fig. E.3.6-1. Route D Alternative
- Fig. E.3.6-2. Route D Alternative
- Fig. E.3.6-3. Route D Alternative

Fig. E.3.15-1. Route D Alternative Overview Map
Fig. E.3.15-2. Reported 13-Year Wildfire Ignition History in Alternative Route Pine Hills Fireshed*
Fig. E.3.15-3. Pine Hills Fireshed 50-year Wildfire History*
Fig. E.3.15-4. Boulder Creek Fireshed Route D Alternative Burn Probability Model
Fig. E.3.15-5. Pine Hills Fireshed Route D Alternative Burn Probability Model
Fig. E.3.15-6. Boulder Creek Fireshed Route D Alternative Fire Behavior Trend Model
Fig. E.3.15-7. Pine Hills Fireshed Route D Alternative Fire Behavior Trend Model
Fig. E.3.15-8. Boulder Creek Fireshed Route D Alternative Wildfire Containment Conflict Model
Fig. E.3.15-9. Pine Hills Fireshed Route D Alternative Wildfire Containment Conflict Model

E.4 Modified Route D Alternative
 

E.4.1. Description of the Modified Route D Alternative
E.4.2. Biological Resources
E.4.2.1. Environmental Setting
E.4.2.2. Environmental Impacts and Mitigation Measures
E.4.2.3. Modified Route D Substation
E.4.2.4. Star Valley Option
E.4.2.5. Future Transmission System Expansion
E.4.3. Visual Resources
E.4.3.1. Environmental Setting
E.4.3.2. Environmental Impacts and Mitigations Measures
E.4.3.3. Modified Route D Substation
E.4.3.4. Star Valley Option
E.4.3.5. Future Transmission System Expansion
E.4.4. Land Use
E.4.4.1. Environmental Setting
E.4.4.2. Environmental Impacts and Mitigation Measures
E.4.4.3. Modified Route D Alternative Substation
E.4.4.4. Star Valley Option
E.4.4.5. Future Transmission System Expansion
E.4.5. Wilderness and Recreation
E.4.5.1. Environmental Setting
E.4.5.2. Environmental Impacts and Mitigation Measures
E.4.5.3. Modified Route D Alternative Substation
E.4.5.4. Star Valley Option
E.4.5.5. Future Transmission System Expansion
E.4.6. Agriculture
E.4.6.1. Environmental Setting
E.4.6.2. Environmental Impacts and Mitigation Measures
E.4.6.3. Modified Route D Alternative Substation
E.4.6.4. Star Valley Option
E.4.6.5. Future Transmission System Expansion
E.4.7. Cultural and Paleontological Resources
Cultural Resources
E.4.7.1. Environmental Setting
E.4.7.2. Environmental Impacts and Mitigation Measures
E.4.7.3. Modified Route D Alternative Substation
E.4.7.4. Star Valley Option
E.4.7.5. Future Transmission System Expansion
Paleontological Resources
E.4.7.6. Environmental Setting
E.4.7.7. Environmental Impacts and Mitigation Measures
E.4.7.8. Modified Route D Alternative Substation
E.4.7.9. Star Valley Option
E.4.7.10. Future Transmission System Expansion
E.4.8. Noise
E.4.8.1. Environmental Setting
E.4.8.2. Environmental Impacts and Mitigation Measures
E.4.8.3. Modified Route D Substation
E.4.8.4. Star Valley Option
E.4.8.5. Future Transmission System Expansion
E.4.9. Transportation and Traffic
E.4.9.1. Environmental Setting
E.4.9.2. Environmental Impacts and Mitigation Measures
E.4.9.3. Modified Route D Substation
E.4.9.4. Star Valley Option
E.4.9.5. Future Transmission System Expansion
E.4.10. Public Health and Safety
E.4.10.1. Environmental Setting
E.4.10.2. Environmental Impacts and Mitigation Measures
E.4.10.3. Modified Route D Alternative Substation
E.4.10.4. Star Valley Option
E.4.10.5. Future Transmission System Expansion
E.4.11. Air Quality
E.4.11.1. Environmental Setting
E.4.11.2. Environmental Impacts and Mitigation Measures
E.4.11.3. Modified Route D Substation Alternative
E.4.11.4. Star Valley Option
E.4.11.5. Future Transmission System Expansion
E.4.12. Water Resources
E.4.12.1. Environmental Setting
E.4.12.2. Environmental Impacts and Mitigation Measures
E.4.12.3. Modified Route D Substation
E.4.12.4. Star Valley Option
E.4.12.5. Future Transmission System Expansion
E.4.13. Geology, Mineral Resources, and Soils
E.4.13.1. Environmental Setting
E.4.13.2. Environmental Impacts and Mitigation Measures
E.4.13.3. Modified Route D Alternative Substation
E.4.13.4. Star Valley Option
E.4.13.5. Future Transmission System Expansion
E.4.14. Socioeconomics
E.4.14.1. Environmental Setting
E.4.14.2. Environmental Impacts and Mitigation Measures
E.4.14.3. Modified Route D Substation
E.4.14.4. Star Valley Option
E.4.14.5. Future Transmission System Expansion
E.4.15. Fire and Fuels Management
E.4.15.1. Environmental Setting
E.4.15.2. Environmental Impacts and Mitigation Measures
E.4.15.3. Modified Route D Alternative Substation
E.4.15.4. Star Valley Option
E.4.15.5. Future Transmission System Expansion
Fig. E.4.1-1a. Modified Route D Alternative - Overview and Draft 368 Corridor
Fig. E.4.1-1b. Modified Route D Alternative (MPs 0-15)
Fig. E.4.1-1c. Modified Route D Alternative (MPs 15-22)
Fig. E.4.1-1d. Modified Route D Alternative (MPs 22-36.3)
Fig. E.4.1-2. Modified Route D Alternative Substation
Fig. E.4.1-3. Star Valley Route Option
Fig. E.4.3-1A/B. Key Viewpoint 67 - Modified Route D Alternative - South Buckman Springs Road - Existing View and Simulation
Fig. E.4.3-2A. Key Viewpoint 68 - Modified Route D Alternative - Lyons Valley Road - Existing View
Fig. E.4.3-2B. Key Viewpoint 68 - Modified Route D Alternative - Lyons Valley Road - Visual Simulation
Fig. E.4.3-3A. Key Viewpoint 69 - Modified Route D Alternative - Japatul Road - Existing View
Fig. E.4.3-3B. Key Viewpoint 69 - Modified Route D Alternative - Japatul Road - Visual Simulation
Fig. E.4.3-4A. Key Viewpoint 70 - Star Valley Option- Star Valley Road - Existing View
Fig. E.4.3-4B. Key Viewpoint 70 - Star Valley Option- Star Valley Road - Simulation
Visual Appendix:
- VR-1. Summary of Key Viewpoint Analyses
Land Use Appendix:
- Fig. E.4.4-1. Modified Route D Alternative
- Fig. E.4.4-2. Modified Route D Alternative
- Fig. E.4.4-3. Modified Route D Alternative
- Fig. E.4.4-4. Modified Route D Alternative
- Fig. E.4.4-5. Modified Route D Alternative and Star Valley Option

Agriculture Appendix:
- Fig. E.4.6-1. Modified Route D Alternative
- Fig. E.4.6-2. Modified Route D Alternative
- Fig. E.4.6-3. Modified Route D Alternative
- Fig. E.4.6-4. Modified Route D Alternative
- Fig. E.4.6-5. Modified Route D Alternative

Fig. E.4.15-1. Modified Route D Alternative Overview Map
Fig. E.4.15-2. Reported 13-Year Wildfire Ignition History in Alternative Route Campo Fireshed*
Fig. E.4.15-3. Campo Fireshed 50-Year Wildfire History*
Fig. E.4.15-4. Reported 13-Year Wildfire Ignition History in Alternative Route Dulzura Fireshed*
Fig. E.4.15-5. Dulzura Fireshed 50-Year Wildfire History*
Fig. E.4.15-6. La Posta Fireshed Modified Route D Alternative Burn Probability Model
Fig. E.4.15-7. Campo Fireshed Modified Route D Alternative Burn Probability Model
Fig. E.4.15-8. Dulzura Fireshed Modified Route D Alternative Burn Probability Model
Fig. E.4.15-9. Guatay Fireshed Modified Route D Alternative Burn Probability Model
Fig. E.4.15-10. La Posta Fireshed Modified Route D Alternative Fire Behavior Trend Model
Fig. E.4.15-11. Campo Fireshed Modified Route D Alternative Fire Behavior Trend Model
Fig. E.4.15-12. Dulzura Fireshed Modified Route D Alternative Fire Behavior Trend Model
Fig. E.4.15-13. Guatay Fireshed Modified Route D Alternative Fire Behavior Trend Model
Fig. E.4.15-14. La Posta Fireshed Modified Route D Alternative Wildfire Containment Conflict Model
Fig. E.4.15-15. Campo Fireshed Modified Route D Alternative Wildfire Containment Conflict Model
Fig. E.4.15-16. Dulzura Fireshed Modified Route D Alternative Wildfire Containment Conflict Model
Fig. E.4.15-17. Guatay Fireshed Modified Route D Alternative Wildfire Containment Conflict Model

E.5 New In-Area Renewable Generation
 

E.5.1. Description of Alternative Components
E.5.2. Biological Resources
E.5.3. Visual Resources
E.5.4. Land Use
E.5.5. Wilderness and Recreation
E.5.6. Agriculture
E.5.7. Cultural and Paleontological Resources
E.5.8. Noise
E.5.9. Transportation and Traffic
E.5.10. Public Health and Safety
E.5.11. Air Quality
E.5.12. Water Resources
E.5.13. Geology, Mineral Resources, and Soils
E.5.14. Socioeconomics, Public Services, and Utilities
E.5.15. Fire and Fuels Management
E.5.16. References
Fig. E.5.1-1a. New In-Area Renewable Generation Alternative, Solar Thermal Vicinity Map
Fig. E.5.1-1b. Parabolic Trough Solar Plant at Kramer Junction, California
Fig. E.5.1-1c. Parabolic Trough Collector
Fig. E.5.1-1d. Solar Thermal Transmission Line Upgrade Options
Fig. E.5.1-2. New In-Area Renewable Generation Alternative, Biomass Component
Figs. E.5.1-3a and E.5.1-3b.
- Fig. E.5.1-3a. Biomass: Rendering of Proposed Fallbrook Renewable Energy Facility
- Fig. E.5.1-3b. Biomass: Fallbrook Site
Fig. E.5.1-3c. Potential Transmission Connections for Fallbrook REF
Fig. E.5.1-4. Biomass and Biogas: Miramar Sites
Fig. E.5.1-5. San Diego Area Regional Wind Resources
Fig. E.5.1-6a. New In-Area Renewable Generation Alternative, Wind Component
Fig. E.5.1-6b. Wind Component Detail
Fig. E.5.1-6c. Jacumba Substation Potential Site
Land Use Appendix:
- Fig. E.5.4-1. New In-Area Renewable Generation, Borrego Peaker and Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.4-2. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Options
- Fig. E.5.4-3. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Options
- Fig. E.5.4-4. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Options
- Fig. E.5.4-5. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Options
- Fig. E.5.4-6. New In-Area Renewable Generation, Miramar Peaker and Potential Miramar Biogas and Renewable Energy Facility
- Fig. E.5.4-7. New In-Area Renewable Generation, Pala Peaker, and Potential Fallbrook Renewable Energy Facility
Agriculture Appendix:
- Fig. E.5.6-1. New In-Area Renewable Generation, Borrego Peaker and Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.6-2. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.6-3. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.6-4. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.6-5. New In-Area Renewable Generation, Solar Thermal: Narrows-Warners 138 kV Upgrade Option
- Fig. E.5.6-6. New In-Area Renewable Generation, Pala Peaker, and Potential Fallbrook Renewable Energy Facility

E.6 New In-Area All-Source Generation
  E.6.1. Description of New In-Area All-Source Generation
E.6.2. Biological Resources
E.6.3. Visual Resources
E.6.4. Land Use
E.6.5. Wilderness and Recreation
E.6.6. Agriculture
E.6.7. Cultural and Paleontological Resources
E.6.8. Noise
E.6.9. Transportation and Traffic
E.6.10. Public Health and Safety
E.6.11. Air Quality
E.6.12. Water Resources
E.6.13. Geology, Mineral Resources, and Soils
E.6.14. Socioeconomics, Public Services, and Utilities
E.6.15. Fire and Fuels Management
E.6.16. References for New In-Area All Source Generation
Fig. E.6.1-1. Components of New In-Area All-Source Generation Alternative
Fig. E.6.1-2a. New In-Area All-Source Generation Alternative, South Bay Replacement Project
Fig. E.6.1 2b. Photosimulation of South Bay Replacement Project and Adjacent Switchyard*
Fig. E.6.1-3. New In-Area All Source Generation Alternative, San Diego Community Power Project
Fig. E.6.1-4a. General Equipment Layout for Peaker Power Plant Miramar
Fig. E.6.1-4b. Pala Peaker Plant Site
Fig. E.6.1-4c. Margarita Peaker Power Plant Site
Fig. E.6.1-4d. Borrego Springs Peaker Power Plant Site
Fig. E.6.3-1A. Key Viewpoint 71 - Marina Way Parking Lot - Existing View
Fig. E.6.3-1B. Key Viewpoint 71 - Marina Way Parking Lot - Visual Simulation
Fig. E.6.3-2A. Key Viewpoint 72 - Brentwood Park - Existing View
Fig. E.6.3-2B. Key Viewpoint 72 - Brentwood Park - Visual Simulation
Fig. E.6.3-3A/B. Key Viewpoint 73 - Silver Strand - Existing View and Simulation
Fig. E.6.3-4A. Key Viewpoint 74 - SDCPP: Strathmore Drive - Existing View
Fig. E.6.3-4B. Key Viewpoint 74 - SDCPP: Strathmore Drive - Visual Simulation
Fig. E.6.3-5A. Key Viewpoint 75 - Miramar Road - Existing View
Fig. E.6.3-5B. Key Viewpoint 75 - Miramar Road - Visual Simulation
Fig. E.6.3-6A. Key Viewpoint 76 - SR76 - Existing View
Fig. E.6.3-6B. Key Viewpoint 76 - SR76 - Visual Simulation
Fig. E.6.3-7A/B. Key Viewpoint 77 - Founders Park - Existing View and Simulation
Fig. E.6.3-8A/B. Key Viewpoint 78 - Borrego Valley Road - Existing View and Simulation

Visual Resources Appendix:
- VR-1: Key Viewpoint 71 - Existing View
Land Use Appendix:
- Fig. E.6.4-1. New In-Area All-Source Generation -
San Diego Community Power Project
- Fig. E.6.4-2. New In-Area All-Source Generation - South Bay Replacement Project
- Fig. E.6.4-3. New In-Area All-Source Generation - Margarita Peaker
Agriculture Appendix:
- Fig. E.6.6-1. New In-Area All-Source Generation - San Diego Community Power Project
E.7 System Alternatives
  E.7.1. LEAPS Transmission-Only Alternative
E.7.1.1. LEAPS Transmission-Only Alternative Description
E.7.1.2. Biological Resources
E.7.1.3. Visual Resources
E.7.1.4. Land Use
E.7.1.5. Wilderness and Recreation
E.7.1.6. Agriculture
E.7.1.7. Cultural and Paleontological Resources
E.7.1.8. Noise
E.7.1.9. Transportation and Traffic
E.7.1.10. Public Health and Safety
E.7.1.11. Air Quality
E.7.1.12. Water Resources
E.7.1.13. Geology, Mineral Resources, and Soils
E.7.1.14. Socioeconomics, Public Services, and Utilities
E.7.1.15. Fuels and Fire Management
E.7.2. LEAPS Generation and Transmission Alternative
E.7.2.1. LEAPS Generation and Transmission Alternative Description
E.7.2.2. Biological Resources
E.7.2.3. Visual Resources
E.7.2.4. Land Use
E.7.2.5. Wilderness and Recreation
E.7.2.6. Agriculture
E.7.2.7. Cultural and Paleontological Resources
E.7.2.8. Noise
E.7.2.9. Transportation and Traffic
E.7.2.10. Public Health and Safety
E.7.2.11. Air Quality
E.7.2.12. Water Resources
E.7.2.13. Geology, Mineral Resources, and Soils
E.7.2.14. Socioeconomics, Public Services, and Utilities
E.7.2.15. Fuels and Fire Management
E.7.3. Mitigation Monitoring, Compliance, and Reporting Table
E.7.4. References
Fig. E.7.1-1. LEAPS Transmission-Only Alternative
Fig. E.7.1-2a. LEAPS Transmission-Only Alternative: Lee Lake to Elsinore
Fig. E.7.1-2b. LEAPS Transmission-Only Alternative: Elsinore to Pendleton Substation
Fig. E.7.1-2c. LEAPS Transmission-Only Alternative: Talega Substation to Pala
Fig. E.7.1-2d. LEAPS Transmission-Only Alternative: Pala to Escondido
Fig. E.7.1.3-1. LEAPS Transmission-Only Alternative: Key Viewpoints
Fig. E.7.1.3-2a. LEAPS KVP L1 Existing View
Fig. E.7.1.3-2b. LEAPS KVP L1 Simulation
Fig. E.7.1.3-3a. LEAPS KVP L2 Existing Conditions
Fig. E.7.1.3-3b. LEAPS KVP L2 Simulation
Fig. E.7.1.3-4a. LEAPS KVP L2 Existing Conditions
Fig. E.7.1.3-4b. LEAPS KVP L2 Simulation
Fig. E.7.1.3-5a. LEAPS KVP L3 Existing View
Fig. E.7.1.3-5b. LEAPS KVP L3 Simulation
Fig. E.7.1.3-6a. LEAPS KVP L4 Existing View
Fig. E.7.1.3-6b. LEAPS KVP L4 Simulation
Fig. E.7.1.3-7a. LEAPS KVP L5 Existing View
Fig. E.7.1.3-7b. LEAPS KVP L5 Simulation
Fig. E.7.1.3-8a. LEAPS KVP L6 Existing View
Fig. E.7.1.3-8b. LEAPS KVP L6 Simulation
Fig. E.7.1.3-9a. LEAPS KVP L7 Existing View
Fig. E.7.1.3-9b. LEAPS KVP L7 Simulation
Fig. E.7.1.3-10a. LEAPS KVP L8 Existing View
Fig. E.7.1.3-10b. LEAPS KVP L8 Simulation
Fig. E.7.1.4-1. LEAPS Alternative: Cleveland National Forest Land Use Zones
Fig. E.7.1.15-1. LEAPS Fireshed Overview Map
Fig. E.7.1.15-2. Lake Elsinore Fireshed Wildfire History*
Fig. E.7.1.15-3. Margarita Fireshed Wildfire History*
Fig. E.7.1.15-4. Lake Elsinore Fireshed Burn Probability Model
Fig. E.7.1.15-5. Margarita Fireshed Burn Probability Model
Fig. E.7.1.15-6. Lake Elsinore Fireshed Fire Behavior Trend Model
Fig. E.7.1.15-7. Margarita Fireshed Fire Behavior Trend Model
Fig. E.7.1.15-8. Lake Elsinore Fireshed Firefighter Threat Assessment Model
Fig. E.7.1.15-9. Lake Elsinore Fireshed Firefighter Threat Assessment Model
Fig. E.7.2.1. LEAPS Generation and Transmission Alternative
Fig. E.7.2.3-1A. LEAPS KVP L9 Existing View
Fig. E.7.2.3-1B. LEAPS KVP L9 Simulation
Fig. E.7.2.3-2. LEAPS KVP L10 Existing View and Simulation
Fig. E.7.2.3-3A. LEAPS KVP L3 Existing View
Fig. E.7.2.3-3B. LEAPS KVP L3 Simulation
Fig. E.7.2.3-4A. LEAPS KVP L5 Existing View
Fig. E.7.2.3-4B. LEAPS KVP L5 Simulation
Fig. E.7.2.12-1. Extent of Inundation Resulting from Dam/Dike Break*
E.8 Environmental Impacts of the No Project/No Action Alternative
  E.8.1. Description of the No Project/No Action Alternative
E.8.2. Biological Resources
E.8.3. Visual Resources
E.8.4. Land Use
E.8.5. Wilderness and Recreation
E.8.6. Agriculture
E.8.7. Cultural and Paleontological Resources
E.8.8. Noise
E.8.9. Transportation and Traffic
E.8.10. Public Health and Safety
E.8.11. Air Quality
E.8.12. Water Resources
E.8.13. Geology, Mineral Resources, and Soils
E.8.14. Socioeconomics, Public Services, and Utilities
E.8.15. Fire and Fuels Management
E.8.16. References
F. Other CEQA and NEPA Requirements
  F.1. Environmental Justice
F.2. Growth-Inducing Effects
F.3. Significant Irreversible Changes and Irretrievable Commitments of Resources
F.4. Significant Environmental Effects which Cannot be Avoided if the Proposed Project is Implemented
F.5. Relationship Between Short-Term Uses and Long-Term Productivity of the Environment
F.6. Energy Conservation
F.7. References
Fig. F-1. Environmental Justice - Imperial County Detail
Fig. F-2. Environmental Justice - Santa Ysabel Reservation
Fig. F-3. Environmental Justice - Barona Reservation
Fig. F-4. Environmental Justice - Campo, La Posta, and Manzanita Reservations
Fig. F-5. Environmental Justice - Pauma and Yuima and Pala Reservations
G. Cumulative Scenario and Impacts
  G.1. Introduction and Methodology
G.2. Applicable Cumulative Projects and Projections
G.3. Cumulative Impact Analysis of the Proposed Project
G.4. Cumulative Impact Analysis of Alternatives
Fig. G-1. Cumulative Projects: Imperial Valley Link
Fig. G-2. Cumulative Projects: Anza-Borrego Link
Fig. G-3. Cumulative Projects: Central Link
Fig. G-4. Cumulative Projects: Inland Valley Link
Fig. G-5. Cumulative Projects: Coastal Link
Fig. G-6. Cumulative Projects: San Luis Rey Substation
Fig. G-7. Cumulative Projects: South Bay Substation
Fig. G-8. Cumulative Projects: SWPL Alternatives Eastern Portion
Fig. G-9. Cumulative Projects: SWPL Alternatives Central Portion
Fig. G-10. Cumulative Projects: SWPL Alternatives Western Portion
H. Comparison of Alternatives
  H.1. Regulatory Requirements for Alternatives Comparison
H.2. Alternatives Comparison Methodology
H.3. Comparison of Alternatives along Proposed Project Route Links
H.4. Comparison of SWPL Alternatives
H.5. Comparison of LEAPS System Alternatives with the Environmentally Superior Alternative for the Proposed Project Route and the Environmentally Superior SWPL Alternative
H.6. Comparison of Environmentally Superior Transmission Line Route Alternative (LEAPS Transmission-Only Alternative) with Non-Wires Alternatives
H.7. No Project Alternative vs. the Environmentally Superior Alternative
Fig. H-1. Environmentally Superior Transmission Line Route Segment Alternative for the Proposed Project
Fig. H-2. Environmentally Superior SWPL Alternative
Fig. H-3. Environmentally Superior Transmission Line Alternative (LEAPS Transmission-Only Alternative)
Fig. H-4. Overall Environmentally Superior Alternative (New In-Area All-Source Generation Alternative)
I. Mitigation Monitoring and Reporting
  I.1. Authority for the Mitigation Monitoring, Compliance, and Reporting Program
I.2. Organization of the Final Mitigation Monitoring Plan
I.3. Roles and Responsibilities
I.4. Enforcement Responsibility
I.5. Mitigation Compliance Responsibility
I.6. Dispute Resolution
I.7. General Monitoring Procedures
I.8. Condition Effectiveness Review
I.9. Mitigation Monitoring Program Tables
J. Public Participation
  J.1. Introduction
J.2. Public Participation Program
J.3. Draft EIR/EIS Public Review Period
K. Glossary
L. Index

Appendices
Appendix 1. Alternatives Screening Report
1. Introduction
2. Background and Previous Documents
3. Overview of Alternatives Evaluation Process
4. Alternative Descriptions and Determinations
5. References
Attachment 1A:. Effect of Wildfires on Transmission Line Reliability
Attachment 1B:. Caltrans' Policies
Fig. Ap.1-1. Imperial Valley Link - Alternatives Considered
Fig. Ap.1-2. Imperial Valley Link - Alternatives Retained
Fig. Ap.1-3. Anza-Borrego Link - Alternatives Considered
Fig. Ap.1-4. Anza-Borrego Link - Alternatives Retained
Fig. Ap.1-5. San Felipe 230/500 kV Substation for Partial Underground 230 kV ABDSP SR78 to S2 Alternative
Fig. Ap.1-6. Underground Cross Section of Duct Bank
Fig. Ap.1-7. Earthquake Valley Fault Zone
Fig. Ap.1-8. SDG&E 100-Foot ROW Shorter Structure Alternative - Typical 500 kV Structures
Fig. Ap.1-9. SDG&E Existing ROW Shorter Structure Alternative - Typical 69 kV Structures
Fig. Ap.1-10. Central Link - Alternatives Considered
Fig. Ap.1-11. Central Link - Alternatives Considered - Santa Ysabel Detail
Fig. Ap.1-12. Santa Ysabel Valley Alternatives Retained
Fig. Ap.1-13. Elsinore Fault Alquist-Priolo Fault Zone
Fig. Ap.1-14. Mesa Grande Alternative
Fig. Ap.1-15. Inland Valley Link - Alternatives Considered
Fig. Ap.1-16. CNF Existing 69 kV Route Alternative
Fig. Ap.1-17. Oak Hollow Road Underground Alternative
Fig. Ap.1-18. San Vicente Transition Alternative
Fig. Ap.1-19. Chuck Wagon Road Alternative
Fig. Ap.1-20. Coastal Link Alternatives Retained
Fig. Ap.1-21. Coastal Link Alternatives Eliminated
Fig. Ap.1-22a. Pomerado Road to Miramar Area North Alternative (East)
Fig. Ap.1-22b. Pomerado Road to Miramar Area North Alternative (West)
Fig. Ap.1-23. Los Peñasquitos Canyon Preserve-Mercy Road Alternative
Fig. Ap.1-24. Black Mountain Road to Park Village Road Underground Alternative
Fig. Ap.1-25. Coastal Link System Upgrades
Fig. Ap.1-26. Top of the World Substation Alternative
Fig. Ap.1-27a. Southwest Powerlink Transmission Line and Interstate 8 Alternative
Fig. Ap.1-27b. Southwest Powerlink Alternatives Retained in San Diego County
Fig. Ap.1-27c. Southwest Powerlink Alternatives Eliminated in San Diego County
Fig. Ap.1-28. Fire Risk Along SWPL
Fig. Ap.1-29. SWPL Alternatives, Future Transmission System Expansion
Fig. Ap.1-30. System Alternatives Retained
Fig. Ap.1-31. System Alternatives Eliminated
Fig. Ap.1-32a. LEAPS Transmission Only Alternative
Fig. Ap.1-32b. LEAPS Generation and Transmission Alternative
Fig. Ap.1-33a. New In-Area Renewable Generation Alternative, Solar Thermal Component
Fig. Ap.1-33b. San Diego Regional Wind Resources
Fig. Ap.1-33c. New In-Area Renewable Generation Alternative, Wind Component
Fig. Ap.1-34. Components of New In-Area All-Source Generation Alternative
Fig. Ap.1-35. DG Penetration Projections (Nameplate Capacity)*
Fig. Ap.1-36. Statewide First-Year Peak Savings of Utility Energy Efficiency Programs*
Fig. Ap.1-37. Energy Efficiency Peak Demand Reduction Projections*
Appendix 2. Policy Screening Report
1. Introduction and Purpose
2. Federal Plans and Documents
3. State Plans and Policies
4. Local Plans and Policies
Appendix 3. Fire and Fuels Management
3A. Field Approach and Implementation
Fuel Inventory Cruise Plan
3B. Sunrise Fireshed Fuel Model Photos
Fireshed Fuel Typing Photographs
Fuel Model Coding List
Photographic Index and Approach to Fuel Coding
3C. Analysis and Processing
California Power Line Fire Prevention Field Guide (9.0MB)
Pre-Fire Management Plan
3D. Applicable Regulations, Plans and Standards
SDG&E and CAL FIRE MOU on SWPL
SDG&E Guide for Encroachment
SDG&E Standard Practice Draft Fire Plan
Appendix 4. Persons and Organizations Consulted
Appendix 5. Preparers of the Draft EIR/EIS
Appendix 6. Recipients of the Draft EIR/EIS
Appendix 7. SDG&E's EMF Field Management Plan for Sunrise Powerlink
Appendix 8. Biological Resources
8A. Proposed Project
Proposed Project Habitat Index Map
Fig Ap8A-00 Index Map
Fig Ap8A-01 Proposed Project
Fig Ap8A-02 Proposed Project
Fig Ap8A-03 Proposed Project
Fig Ap8A-04 Proposed Project
Fig Ap8A-05 Proposed Project
Fig Ap8A-06 Proposed Project
Fig Ap8A-07 Proposed Project
Fig Ap8A-08 Proposed Project
Fig Ap8A-09 Proposed Project
Fig Ap8A-10 Proposed Project
Fig Ap8A-11 Proposed Project
Fig Ap8A-12 Proposed Project
Fig Ap8A-13 Proposed Project
Fig Ap8A-14 Proposed Project
Fig Ap8A-15 Proposed Project
Fig Ap8A-16 Proposed Project
Fig Ap8A-17 Proposed Project
Fig Ap8A-18 Proposed Project
Fig Ap8A-19 Proposed Project
Fig Ap8A-20 Proposed Project
Fig Ap8A-21 Proposed Project
Fig Ap8A-22 Proposed Project
Fig Ap8A-23 Proposed Project
Fig Ap8A-24 Proposed Project
Fig Ap8A-25A Vernal Pools Proposed Project
Fig Ap8A-25B Vernal Pools Proposed Project
Fig Ap8A-26 Proposed Project
Fig Ap8A-27 Proposed Project
Fig Ap8A-28 Proposed Project
Fig Ap8A-29 Proposed Project
Fig Ap8A-30 Proposed Project
Fig Ap8A-31 Proposed Project
8B. Protocol Survey Summary Table

8C. Special Status Species Surveys
Fig Ap8C-01 Survey Locations - Arroyo Toad
Fig Ap8C-02 Survey Locations - Bald Eagle
Fig Ap8C-03 Survey Locations - Burrowing Owl
Fig Ap8C-04 Survey Locations - Coastal California Gnatcatcher
Fig Ap8C-05 Survey Locations - Desert Tortoise
Fig Ap8C-06 Survey Locations - Least Bell's Vireo
Fig Ap8C-07 Survey Locations - Quino Checkerspot Butterfly
Fig Ap8C-08 Survey Locations - San Diego and Riverside Fairy Shrimp
Fig Ap8C-09 Survey Locations - Stephens' Kangaroo Rat
Fig Ap8C-10 Survey Locations - Southwestern Willow Flycatcher

8D. Imperial Valley Link Alternatives Habitat Maps
Fig Ap8D-00 Route Segment Alternatives Index
Fig Ap8D-01 Imperial Valley Link Alternatives
Fig Ap8D-02 Imperial Valley Link Alternatives
Fig Ap8D-03 Imperial Valley Link Alternatives

8E. Anza-Borrego Link Alternatives Habitat Maps

Fig Ap8E-01 Anza-Borrego Alternatives
Fig Ap8E-02 Anza-Borrego Alternatives
Fig Ap8E-03 Anza-Borrego Alternatives
Fig Ap8E-04 Anza-Borrego Alternatives
Fig Ap8E-05 Anza-Borrego Alternatives
Fig Ap8E-06 Anza-Borrego Alternatives
Fig Ap8E-07 Anza-Borrego Alternatives
Fig Ap8E-08 Anza-Borrego Alternatives
Fig Ap8E-09 Anza-Borrego Alternatives
Fig Ap8E-10 Anza-Borrego Alternatives
8F. Central Link Alternatives Habitat Maps
Fig Ap8F-01 Central Link Alternatives
Fig Ap8F-02 Central Link Alternatives
Fig Ap8F-03 Central Link Alternatives
Fig Ap8F-04 Central Link Alternatives
Fig Ap8F-05 Central Link Alternatives
Fig Ap8F-06 Central Link Alternatives
8G. Inland Valley Link Alternatives Habitat Maps
Fig Ap8G-01 Inland Valley Link Alternatives
Fig Ap8G-02 Inland Valley Link Alternatives
Fig Ap8G-03 Inland Valley Link Alternatives
Fig Ap8G-04 Inland Valley Link Alternatives
8H. Coastal Link Alternatives Habitat Maps
Fig Ap8H-01 Coastal Link Alternatives
Fig Ap8H-02 Coastal Link Alternatives
Fig Ap8H-03 Coastal Link Alternatives
Fig Ap8H-04 Coastal Link Alternatives
8I. Substation Alternative Habitat Maps
Fig Ap8I-01 Top of the World Alternative

8J. SWPL Alternatives Habitat Maps
Fig Ap8J-01 Interstate 8 Alternative
Fig Ap8J-02 Interstate 8 Alternative
Fig Ap8J-03 Interstate 8 Alternative
Fig Ap8J-04 Interstate 8 Alternative
Fig Ap8J-05 Interstate 8 Alternative
Fig Ap8J-06 Interstate 8 Alternative
Fig Ap8J-07 Interstate 8 Alternative
Fig Ap8J-08 Interstate 8 Alternative
Fig Ap8J-09 Interstate 8 Alternative
Fig Ap8J-10 Interstate 8 Alternative
Fig Ap8J-11 Interstate 8 Alternative
Fig Ap8J-12 Interstate 8 Alternative
Fig Ap8J-13 Interstate 8 Alternative
Fig Ap8J-14 Interstate 8 Alternative
Fig Ap8J-15 Interstate 8 Alternative
Fig Ap8J-16 Interstate 8 Alternative
Fig Ap8J-17 Interstate 8 Alternative
Fig Ap8J-18 Interstate 8 Alternative
Fig Ap8J-19 Interstate 8 Alternative
Fig Ap8J-20 Interstate 8 Alternative
Fig Ap8J-21 South Buckman Springs Option
Fig Ap8J-22 Campo North Option
Fig Ap8J-23 BCD Alternative
Fig Ap8J-24 BCD Alternative
Fig Ap8J-25 BCD Alternative
Fig Ap8J-26 BCD Alternative
Fig Ap8J-27 BCD Alternative South Option
Fig Ap8J-28 Route D Alternative
Fig Ap8J-29 Route D Alternative
Fig Ap8J-30 Route D Alternative
Fig Ap8J-31 Route D Alternative
Fig Ap8J-32 Modified Route D Alternative
Fig Ap8J-33 Modified Route D Alternative
Fig Ap8J-34 Modified Route D Alternative
Fig Ap8J-35 Modified Route D Alternative
Fig Ap8J-36 Modified Route D Alternative
Fig Ap8J-37 Modified Route D Alternative
Fig Ap8J-38 Modified Route D Alternative
Fig Ap8J-39 Modified Route D Alternative Star Valley Option
8K. LEAPS Project Alternative Habitat Maps
Fig Ap8K-01 Lake Pendleton
Fig Ap8K-02 Lake Pendleton
Fig Ap8K-03 Lake Pendleton
Fig Ap8K-04 Lake Pendleton
Fig Ap8K-05 Lake Pendleton
Fig Ap8K-06 Lake Pendleton
Fig Ap8K-07 Pala Lilac
Fig Ap8K-08 Pala Lilac
Fig Ap8K-09 LEAPS Talega-Escondido
Fig Ap8K-10 LEAPS Talega-Escondido
Fig Ap8K-11 LEAPS Talega-Escondido
Fig Ap8K-12 LEAPS Talega-Escondido
Fig Ap8K-13 LEAPS Talega-Escondido
Fig Ap8K-14 LEAPS Talega-Escondido
8L. Non-Wires Alternatives Habitat Maps
Fig Ap8L-01 Solar Thermal
Fig Ap8L-02 Solar Thermal
Fig Ap8L-03 Solar Thermal
Fig Ap8L-04 Solar Thermal
Fig Ap8L-05 Solar Thermal
Fig Ap8L-06 Solar Thermal
Fig Ap8L-07 Solar Thermal
Fig Ap8L-08 Solar Thermal
Fig Ap8L-09 Solar Thermal
Fig Ap8L-10 Wind Alternative
Fig Ap8L-11 Wind Alternative
Fig Ap8L-12 Wind Alternative
8M. Management Indicator Species Analysis
Management Indicator Species (MIS) Analysis
MIS Figure 1
MIS Figure 2

Appendix 9. Cultural Resources and Native American Consultation
9A. Cultural Resources Background
9B. Cultural Resources Tables
9C. Native American Consultation and Responses
9D. Paleontological Sensitivity Maps:
Imperial Valley Link Alternative
Ap9D-01
Ap9D-02
Ap9D-03
Ap9D-04
Ap9D-05
Ap9D-06
Imperial Valley/Anza-Borrego Link Alternatives
Ap9D-07
Anza-Borrego/Central Valley Link Alternatives
Ap9D-08
Ap9D-09
Ap9D-10
Central Valley Link Alternative
Ap9D-11
Ap9D-12
Inland Valley Link Alternative
Ap9D-13
Ap9D-14
Ap9D-15
Coastal Link Alternative
Ap9D-16
Ap9D-17
Sycamore Canyon-Elliot Substation Reconductor
Ap9D-18
Ap9D-19
Interstate 8 Alternative
Ap9D-20
Ap9D-21
Ap9D-22
Ap9D-23
Ap9D-24
Ap9D-25
Ap9D-26
Ap9D-27
Ap9D-28
BCD Alternative
Ap9D-29
Modified Route D Alternative
Ap9D-30
Modified Route D Alternative and Star Valley Option
Ap9D-31
Route D Alternative
Ap9D-32
Ap9D-33
New In-Area Renewable Generation, Solar Thermal Alternative
Ap9D-34

Appendix 10. Air Quality
Appendix 11. Detailed Route Maps
11A Proposed Project
Index Map
Ap11A-01
Ap11A-02
Ap11A-03
Ap11A-04
Ap11A-05
Ap11A-06
Ap11A-07
Ap11A-08
Ap11A-09
Ap11A-10
Ap11A-11
Ap11A-12
Ap11A-13
Ap11A-14
Ap11A-15
Ap11A-16
Ap11A-17
Ap11A-18
Ap11A-19
Ap11A-20
Ap11A-21
Ap11A-22
Ap11A-23
Ap11A-24
Ap11A-25
Ap11A-26
Ap11A-27
Ap11A-28
Ap11A-29
Ap11A-30
Ap11A-31
Ap11A-32
Ap11A-33
Ap11A-34
Ap11A-35
Ap11A-36
Ap11A-37
Ap11A-38
Ap11A-39
Ap11A-40
Ap11A-41
Ap11A-42
Ap11A-43
Ap11A-44
Ap11A-45
Ap11A-46
11B Anza-Borrego
Index Map
Ap11B-06
Ap11B-07 (3.4MB)
Ap11B-08
Ap11B-09
Ap11B-10 (3.1MB)
Ap11B-11
Ap11B-12
Ap11B-13
Ap11B-14
Ap11B-15
Ap11B-16
Ap11B-17
Ap11B-18
Ap11B-19
Ap11B-20
Ap11B-21
Ap11B-22
Ap11B-23
Ap11B-24
Ap11B-25
Ap11B-26
11C Alternatives
Index Map
Ap11C-01
Ap11C-02
Ap11C-03
Ap11C-05
Ap11C-06
Ap11C-07
Ap11C-08
Ap11C-09
Ap11C-10
Ap11C-11
Ap11C-12
Ap11C-13
Ap11C-14
Ap11C-15
Ap11C-16
Ap11C-17
Ap11C-18
Ap11C-19
Ap11C-20
Ap11C-21
Ap11C-22
Ap11C-23
Ap11C-24
Ap11C-25
Ap11C-26
Ap11C-27
Ap11C-28
Ap11C-29
Ap11C-30
Ap11C-31
Ap11C-32
Ap11C-33
Ap11C-34
Ap11C-35
Ap11C-36
Ap11C-37
Ap11C-38
Ap11C-39
Ap11C-40
Ap11C-41
Ap11C-42
Ap11C-43
Ap11C-44
Ap11C-45
Ap11C-46
Ap11C-47
Ap11C-48
Ap11C-49
Ap11C-50
Ap11C-51
Ap11C-52
Ap11C-53
Ap11C-54
Ap11C-55
Ap11C-56
Ap11C-57
Ap11C-58
Ap11C-59
Ap11C-60
Ap11C-61
Ap11C-62
Ap11C-63
Ap11C-64
Ap11C-65
Ap11C-66
Ap11C-67
Ap11C-68
Ap11C-69
Ap11C-70
Ap11C-71
Ap11C-72
Ap11C-73
Ap11C-74
Ap11C-75
Ap11C-76
Ap11C-77
Ap11C-78
Ap11C-79
Ap11C-80
Ap11C-81
Ap11C-82
Ap11C-83
Ap11C-84
Appendix 12. Full Text of All Mitigation Measures
Appendix 13. Public Health and Safety Environmental Database Searches
Proposed Project
Search 01 of 24
Search 02 of 24
Search 03 of 24
Search 04 of 24
Search 05 of 24
Search 06 of 24
Search 07 of 24
Search 08 of 24
Search 09 of 24
Search 10 of 24
Search 11 of 24
Search 12 of 24
Search 13 of 24
Search 14 of 24
Search 15 of 24
Search 16 of 24
Search 17 of 24
Search 18 of 24
Search 19 of 24
Search 20 of 24
Search 21 of 24
Search 22 of 24
Search 23 of 24
Search 24 of 24
Proposed Project Atlas 1 (18.7MB)
Proposed Project Map 1 (8.3MB)
Proposed Project Atlas 2 (3.4MB)
Proposed Project Map 2
FTSE Corridor 1 (12.9.0MB)
FTSE Corridor 1 - Map (5.7MB)
FTSE Corridor 2 (4.6MB)
FTSE Corridor 2 - Map
Warner Substation FTSE and Solar-Thermal
Imperial Valley Link
FTHL Eastern
FTHL Eastern - Map
West of Dunaway
West of Dunaway - Map
Central Link
Santa Ysabel Existing
Santa Ysabel Existing - Map
Inland Valley Link
Chuck Wagon Road
Chuck Wagon Road - Map
Coastal Link
Pomerado-Miramar (9.1MB)
Pomerado-Miramar - Map
Los Peñasquitos
Los Peñasquitos - Map
SWPL
SWPL Alternatives (9.4MB)
SWPL Alternatives - Map (4.7MB)
Modified Route D
Modified D - 1
Modified D - 2
Modified D - 3
Modified Route D (6.4MB)
Modified Route D - Map
LEAPS
LEAPS Modified Staff Alternative
LEAPS Modified Staff Alternative - Map
LEAPS Talega-Escondido
LEAPS Talega-Escondido - Map
Santa Rosa Powerhouse
Santa Rosa Powerhouse - Map
Non-Wires
Solar-Thermal
Solar-Thermal - Map
Solar-Thermal Transmission Line East and Borrego Peaker
Solar-Thermal Transmission Line East and Borrego Peaker - Map
Solar-Thermal Transmission Line West
Solar-Thermal Transmission Line West - Map
Fallbrook Renewable Energy Facility
Miramar Landfill
Wind Alternatives Area 1
Wind Alternatives Area 1 - Map
Wind Alternatives Area 2
Wind Alternatives Area 2 - Map
All-Source South Bay Power Plant
All-Source San Diego Community Power Project
All-Source Pala Peaker
All-Source Margarita Substation
All-Source Miramar Substation
   * Indicates a figure that is embedded in the document rather than linked here. To view it, click the link for the corresponding major section.
   

This page contains tables and is best viewed with Firefox or Internet Explorer. Please report any problems to the Energy Division web coordinator.

   
 
Project Home Page - CPUC Environmental Information - CPUC Home