STATE OF CALIFORNIA
PUBLIC UTILITIES COMMISSION

Southern California Edison
Proposed Viejo System Project

(Application A.03-03-043, filed March 21, 2003)
     
   
Mitigated Negative Declaration and Initial Study
 
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Cover Page, Front Matter, and Notice of Intent (665 KB)
 
A.
Mitigated Negative Declaration (96 KB)
 
B.
Initial Study (1.1 MB)
    Project Description
    Environmental Determination
    Environmental Analysis and Mitigation
    Fig. 1. Regional Vicinity Map (430 KB)
    Fig. 2. Proposed Substation Site and 66 kV Subtransmission Line Route (1.4 MB)
    Fig. 3. Santiago System Capacity and Peak Demand (see page 8 of Section B)
    Fig. 4. Proposed Viejo Substation Site Plan (162 KB)
    Fig. 5. Towers and Poles Proposed for Viejo Substation (271 KB)
    Fig. 6. Existing 66 kV Tubular Steel Poles (TSP) and Proposed H-Frames (269 KB)
    Fig. 7. Proposed Transmission/Subtransmission Line Configuration and Proposed H-Frame Locations (2.9 MB)
    Fig. 8. Proposed Telecommunications Line Route (560 KB)
    Fig. 9. Magnetic Field Levels (see page 28 of Section B)
    Fig. 10. Location of Key Viewpoints (1.4 MB)
    Fig. 11. Key Viewpoint 1 (Florence Joyner Olympiad Park) - Existing View (701 KB)
    Fig. 12. Key Viewpoint 1 (Florence Joyner Olympiad Park) - Simulation (753 KB)
    Fig. 13. Key Viewpoint 2 (Melinda Road) - Existing View (883 KB)
    Fig. 14. Key Viewpoint 2 (Melinda Road) - Simulation (922 KB)
    Fig. 15. Key Viewpoint 3 (Ponderosa) - Existing View (839 KB)
    Fig. 16. Key Viewpoint 3 (Ponderosa) - Simulation (2.5 MB)
    Fig. 17. Key Viewpoint 4 (Painted Trails) - Existing View (887 KB)
    Fig. 18. Key Viewpoint 4 (Painted Trails) - Simulation (899 KB)
    Fig. 19. Key Viewpoint 5 (Sweet Meadow) - Existing View (2.2 MB)
    Fig. 20. Key Viewpoint 5 (Sweet Meadow) - Simulation (2.3 MB)
    Fig. 21. Key Viewpoint 6 (Canyon Crest) - Existing View (1.2 MB)
    Fig. 22. Key Viewpoint 6 (Canyon Crest) - Simulation (1.6 MB)
    Fig. 23. Key Viewpoint 7 (Canyon Crest) - Existing View (1.2 MB)
    Fig. 24. Key Viewpoint 7 (Canyon Crest) - Simulation (1.4 MB)
    Fig. 25. Key Viewpoint 8 (Canyon Crest) - Existing View (1.3 MB)
    Fig. 26. Key Viewpoint 8 (Canyon Crest) - Simulation (1.4 MB)
    Fig. 27. Key Viewpoint 9 (Palmia) - Existing View (1.2 MB)
    Fig. 28. Key Viewpoint 9 (Palmia) - Simulation (1.4 MB)
    Fig. 29. Key Viewpoint 10 (Substation - El Toro Road) - Existing View (763 KB)
    Fig. 30. Key Viewpoint 10 (Substation - El Toro Road) - Simulation (1.8 MB)
    Fig. 31. Simulated View of Viejo Substation with Proposed Block Wall (781 KB)
    Fig. 32. Aliso Creek and San Juan Creek Watersheds (see page 103 of Section B)
    Fig. 33. Recreational Areas Along the Transmission Corridor (2.0 MB)
 
C.
Mitigation Monitoring Program (177 KB)
 
Appendices
  1. References (64 KB)
  2. List of Preparers and Reviewers (22 KB)
  3. Electric and Magnetic Fields and Other Field-Related Concerns (106 KB)
  4. Air Quality Calculations (41 KB)
  5. SCE Standard Best Management Practices (121 KB)
  6. Cumulative Projects List (42 KB)
  7. Work Area Protection and Traffic Control Manual (1.3 MB)
   

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