PDF: Files linked on this page 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.

LARGE FILES: Files 3 MB or larger have sizes shown in parentheses. For best results when displaying large files, right-click the link and click "Save Target As". This will download the file to your computer. Browse to the save location and double-click the file to open it in Acrobat.

WEBSITE INFO: This page is best viewed with Mozilla Firefox or Internet Explorer. Please report any problems to the Energy Division web coordinator.

STATE OF CALIFORNIA
PUBLIC UTILITIES COMMISSION

Southern California Edison
Mesa 500-kV Substation Project

(Application No. A.15-03-003)

Last Update: April 29, 2016

Si usted necesita más información en español, por favor, llame al (855) 520-6799, o presione aquí.

Draft EIR

• Volume I - Cover (4.9 MB)
• Notice of Availability (.8 MB)
• Table of Contents (.2 MB)
• Executive Summary (.3 MB)
• 1.0 Introduction (.2 MB)
• 2.0 Project Description (5.5 MB)
• 3.0 Description of Alternatives (.7 MB)
• 4.0 Environmental Analysis (.1 MB)
• 4.1 Aesthetics (4.1 MB)
• 4.2 Air Quality (.4 MB)
• 4.3 Biological Resources (1.5 MB)
• 4.4 Cultural and Paleontological Resources (.3 MB)
• 4.5 Geology, Soils, and Mineral Resources (2.1 MB)
• 4.6 Greenhouse Gases (.29 MB)
  
  
• Volume II - Cover (4.9 MB)
• 4.7 Hazards and Hazardous Materials (1.8 MB)
• 4.8 Hydrology and Water Quality (1.7 MB)
• 4.9 Land Use and Planning (1.1 MB)
• 4.10 Noise and Vibration (.6 MB)
• 4.11 Population and Housing (.1 MB)
• 4.12 Public Services and Utilities (.2 MB)
• 4.13 Recreation (1 MB)
• 4.14 Transportation and Traffic (.6 MB)
• 5.0 Comparison and Analysis of Alternatives (.6 MB)
• 6.0 Cumulative Impacts and Other CEQA Considerations (.7 MB)
• 7.0 List of Preparers (.1 MB)
• 8.0 Mitigation Monitoring, Compliance, and Reporting Plan (.4 MB)
• 9.0 References (.2 MB)
  
  
• Appendix A Scoping Report (14.1 MB)
• Appendix B Violations of NERC WECC and CAISO Standards (.15 MB)
• Appendix C Air Calculations (9.6 MB)
• Appendix D Biological Technical Report (12 MB)
• Appendix E Wetland and Other Waters Delineation Report (16.3 MB)
• Appendix F Rare Plant Study Report (14.9 MB)
• Appendix G Biological Assessment (15 MB)
• Appendix H Species with Low or No Potential to Occur (.2 MB)
• Appendix I Hazardous Materials Resource Search (15.3 MB)
• Appendix J Noise Background Reports (4.3 MB)
• Appendix K Traffic Impact Analysis (96.3 MB)