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STATE OF CALIFORNIA PUBLIC UTILITIES COMMISSION

 

Southern California Edison's

Tehachapi Renewable

Transmission Project

                                                                                                                                                                      

Final  Environmental Impact Report

Specialist Reports

 

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Air Quality Specialist Report

Air Quality Specialist Report Cover

Title Sheet

Table Of Contents

Summary

1.  Introduction

1.1  Project Purpose and Need

1.2  The Proposed Project/Action and Alternatives

1.3  CPUC and Forest Service Approvals Required

1.4  Issues Identified During Scoping

2.  Affected Environment

2.1  Baseline Data Collection Methodology

2.2  Regional Setting

Figure 2-1  Air Quality Jurisdictions

Figure 2-2  Army Corps Land Boundary – Whittier Narrows

3.  Applicable Laws, Regulations, and Standards

3.1  Federal

3.2  State

3.3  Local

4.  Impact Analysis Approach

4.1  Criteria for Determining Impact Significance

4.2  Applicant-Proposed Measures (APMs)

4.3  Impact Assessment Methodology

5.  Alternative 1 (No Project/Action):  Impacts

6.  Alternative 2 (the Proposed Project):  Impacts and Mitigation Measures

6.1  Direct and Indirect Effects Analysis

6.2  Cumulative Effects Analysis

7.  Alternative 3:  Impacts and Mitigation Measures

7.1  Direct and Indirect Effects Analysis

7.2  Cumulative Effects Analysis

8.  Alternative 4:  Impacts and Mitigation Measures

8.1  Direct and Indirect Effects Analysis

8.2  Cumulative Effects Analysis

9.  Alternative 5:  Impacts and Mitigation Measures

9.1  Direct and Indirect Effects Analysis

9.2  Cumulative Effects Analysis

10.  Alternative 6:  Impacts and Mitigation Measures

10.1  Direct and Indirect Effects Analysis

10.2  Cumulative Effects Analysis

11.  Alternative 7:  Impacts and Mitigation Measures

11.1  Direct and Indirect Effects Analysis

11.2  Cumulative Effects Analysis

12.  Comparison of Alternatives

13.  Summary of Mitigation Measures and Monitoring Requirements

14.  References

Appendix A.  Air Pollutant Emissions Calculations

Biological Resources Specialist Report

Biological Resources Specialist Report Cover

Cover Sheet

Table of Contents

Summary

1.  Introduction

1.1  Project Purpose and Need

1.2  The Proposed Project/Action and Alternatives

1.3  CPUC and Forest Service Approvals Required

1.4  Issues Identified During Scoping

2.  Affected Environment

2.1  Baseline Data Collection Methodology

2.2  Regional Setting

2.3  Alternative 2: SCE’s Proposed Project

2.4  Alternative 3: West Lancaster Alternative

2.5  Alternative 4: Chino Hills Route Alternatives

2.6  Alternative 5: Partial Underground Alternative

2.7  Alternative 6: Maximum Helicopter Construction in the ANF Alternative

2.8  Alternative 7: 66-kV Subtransmission Alternative

Figure 2-1  TRTP Regional Location

Figure 2-2  Northern Region Project Location Map

Figure 2-3  Central Region Project Location Map

Figure 2-4  Southern Region Project Location Map

3.  Applicable Laws, Regulations, and Standards

3.1  Federal

3.2  State

3.3  Local

4.  Impact Analysis Approach

4.1  Criteria for Determining Impact Significance

4.2  Applicant-Proposed Measures (APMs)

4.3  Impact Assessment Methodology

5.  Alternative 1 (No Project/Action): Impacts

6.  Alternative 2 (SCE’s Proposed Project): Impacts and Mitigation Measures

6.1  Direct and Indirect Effects Analysis

6.2  Cumulative Effects Analysis

7.  Alternative 3 (West Lancaster): Impacts and Mitigation Measures

7.1  Direct and Indirect Effects Analysis

7.2  Cumulative Effects Analysis

8.  Alternative 4 (Chino Hills Routes): Impacts and Mitigation Measures

8.1  Direct and Indirect Effects Analysis

8.2  Cumulative Effects Analysis

9.  Alternative 5 (Partial Underground): Impacts and Mitigation Measures

9.1  Direct and Indirect Effects Analysis

9.2  Cumulative Effects Analysis

10.  Alternative 6 (Maximum Helicopter Construction in the ANF): Impacts and Mitigation Measures

10.1  Direct and Indirect Effects Analysis

10.2  Cumulative Effects Analysis

11.  Alternative 7 (66-kV Subtransmission): Impacts and Mitigation Measures

11.1  Direct and Indirect Effects Analysis

11.2  Cumulative Effects Analysis

12.  Comparison of Alternatives

13.  Summary of Mitigation Measures and Monitoring Requirements

14.  References

Biological Resources Specialist Report Cover – Volume 2 - Appendices

Cover Sheet

Appendix A  Noxious Weed Assessment (5 MB)

Appendix B  Avian Risk Assessment

Appendix C  CNDDB Figures (26 MB)

Appendix D  Plant Species Considered but Rejected for Occurrence

Appendix E  Special-Status Plant Species Accounts

Appendix F  Plant Species Observed

Appendix G  Vegetation Mapping Figures (38 MB)

Appendix H  Vegetation Type Descriptions

Appendix I  Wildlife Species Considered but Rejected for Occurrence

Appendix J  Special-Status Wildlife Species Accounts

Appendix K  Wildlife Species Observed

Appendix L  RCA Crossings Figure (4 MB)

Geology, Soils, and Paleontology Specialist Report

Geology, Soils, and Paleontology Specialist Report Cover

Cover Sheet

Table of Contents

Summary

1. Introduction

 

1.1  Project Purpose and Need

1.2  The Proposed Project/Action and Alternatives

1.3  CPUC and Forest Service Approvals Required

1.4  Issues Identified During Scoping

2.  Affected Environment (4 MB)

 

2.1  Baseline Data Collection Methodology

2.2  Regional Setting

2.3  Alternative 2: SCE’s Proposed Project

2.4  Alternative 3: West Lancaster Alternative

2.5  Alternative 4: Chino Hills Route Alternatives

2.6  Alternative 5: Partial Underground Alternative

2.7  Alternative 6: Maximum Helicopter Construction in the ANF Alternative

2.8  Alternative 7: 66-kV Subtransmission Alternative

Figure 2-1  Geologic Time Scale (imbedded)

Figure 2-2  Regional Active Faults and Historic Earthquakes

Figure 2-3  Regional Geologic Map A

Figure 2-4  Segment 5 Active Fault Crossing

Figure 2-5  Regional Geologic Map B

Figure 2-6  Segment 6 Active Fault Crossings

Figure 2-7  Segment 7 Active Fault Crossings

Figure 2-8a  Segment 11 Active Fault Crossings

Figure 2-8b  Segment 11 Active Fault Crossings

Figure 2-9  Regional Geologic Map C

Figure 2-10  Segment 8A Active Fault Crossings

Figure 2-11  Alternative 4 Chino Fault Crossing

3.  Applicable Laws, Regulations, and Standards

 

3.1  Federal

3.2  State

3.3  Local

4.  Impact Analysis Approach

 

4.1  Criteria for Determining Impact Significance

4.2  Applicant-Proposed Measures (APMs)

4.3  Impact Assessment Methodology

5.  Alternative 1 (No Project/Action):  Impacts

6.  Alternative 2 (SCE’s Proposed Project):  Impacts and Mitigation Measures

 

6.1  Direct and Indirect Effects Analysis

6.2  Cumulative Effects Analysis

7.  Alternative 3:  Impacts and Mitigation Measures

 

7.1  Direct and Indirect Effects Analysis

7.2  Cumulative Effects Analysis

8.  Alternative 4:  Impacts and Mitigation Measures

 

8.1  Direct and Indirect Effects Analysis

8.2  Cumulative Effects Analysis

9.  Alternative 5:  Impacts and Mitigation Measures

 

9.1  Direct and Indirect Effects Analysis

9.2  Cumulative Effects Analysis

10.  Alternative 6:  Impacts and Mitigation Measures

 

10.1  Direct and Indirect Effects Analysis

10.2  Cumulative Effects Analysis

11.  Alternative 7:  Impacts and Mitigation Measures

 

11.1  Direct and Indirect Effects Analysis

11.2  Cumulative Effects Analysis

12.  Comparison of Alternatives

13.  Summary of Mitigation Measures and Monitoring Requirements

14.  References

Appendix A. Soils along the TRTP Project Route

Hydrology and Water Quality Specialist Report

Hydrology and Water Quality Specialist Report Cover

Cover Sheet

Table of Contents

Summary

1.  Introduction

1.1  Project Purpose and Need

1.2  The Proposed Project/Action and Alternatives

1.3  CPUC and Forest Service Approvals Required

1.4  Issues Identified During Scoping

2.  Affected Environment (5 MB)

2.1  Baseline Data Collection Methodology

2.2  Regional Setting

2.3  Alternative 2: SCE’s Proposed Project

2.4  Alternative 3: West Lancaster Alternative

2.5  Alternative 4: Chino Hills Route Alternatives

2.6  Alternative 5: Partial Underground Alternative

2.7  Alternative 6: Maximum Helicopter Construction in the ANF Alternative

2.8  Alternative 7: 66-kV Subtransmission Alternative

Figure 2-1  Hydrologic Boundaries within the TRTP Area

Figure 2-2  100-Year Floodplains within the Northern Region

Figure 2-3  Groundwater Basin Boundaries within the TRTP Area

Figure 2-4  100-Year Floodplains within the Central Region

Figure 2-5  100-Year Floodplains within the Southern Region

3.  Applicable Laws, Regulations, and Standards

3.1  Federal

3.2  State

3.3  Local

4.  Impact Analysis Approach

4.1  Criteria for Determining Impact Significance

4.2  Applicant-Proposed Measures (APMs)

4.3  Impact Assessment Methodology

5.  Alternative 1 (No Project/Action):  Impacts

6.  Alternative 2 (the Proposed Project):  Impacts and Mitigation Measures

6.1  Direct and Indirect Effects Analysis

6.2  Cumulative Effects Analysis

7.  Alternative 3:  Impacts and Mitigation Measures

7.1  Direct and Indirect Effects Analysis

7.2  Cumulative Effects Analysis

8.  Alternative 4:  Impacts and Mitigation Measures

8.1  Direct and Indirect Effects Analysis

8.2  Cumulative Effects Analysis

9.  Alternative 5:  Impacts and Mitigation Measures

9.1  Direct and Indirect Effects Analysis

9.2  Cumulative Effects Analysis

10.  Alternative 6:  Impacts and Mitigation Measures

10.1  Direct and Indirect Effects Analysis

10.2  Cumulative Effects Analysis

11.  Alternative 7:  Impacts and Mitigation Measures

11.1  Direct and Indirect Effects Analysis

11.2  Cumulative Effects Analysis

12.  Comparison of Alternatives

13.  Summary of Mitigation Measures and Monitoring Requirements

14.  References

Appendix A.  GIS-Based Soil Erosion and Sedimentation Analysis Report (5 MB)

Visual Resources Specialist Report

Visual Resources Specialist Report Cover

Cover Sheet

Table of Contents

Summary

1.  Introduction

1.1  Project Purpose and Need

1.2  The Proposed Project/Action and Alternatives

1.3  CPUC and Forest Service Approvals Required

1.4  Issues Identified During Scoping

2.  Affected Environment

2.1  Baseline Data Collection Methodology

2.2  Regional Setting

2.3  Alternative 2: SCE’s Proposed Project

2.4  Alternative 3: West Lancaster Alternative

2.5  Alternative 4: Chino Hills Route Alternatives

2.6  Alternative 5: Partial Underground Alternative

2.7  Alternative 6: Maximum Helicopter Construction in the ANF Alternative

2.8  Alternative 7: 66-kV Subtransmission Alternative

3.  Applicable Laws, Regulations, and Standards

3.1  Federal

3.2  State

3.3  Local

4.  Impact Analysis Approach

4.1  Criteria for Determining Impact Significance

4.2  Applicant-Proposed Measures (APMs)

4.3  Impact Assessment Methodology

5.  Alternative 1 (No Project/Action):  Impacts

6.  Alternative 2 (SCE’s Proposed Project):  Impacts and Mitigation Measures

6.1  Direct and Indirect Effects Analysis

6.2  Cumulative Effects Analysis

Figure 6-1 Examples of Galvanized Color Treatments

7.  Alternative 3:  Impacts and Mitigation Measures

7.1  Direct and Indirect Effects Analysis

7.2  Cumulative Effects Analysis

8.  Alternative 4:  Impacts and Mitigation Measures

8.1  Direct and Indirect Effects Analysis

8.2  Cumulative Effects Analysis

9.  Alternative 5:  Impacts and Mitigation Measures

9.1  Direct and Indirect Effects Analysis

9.2  Cumulative Effects Analysis

10.  Alternative 6:  Impacts and Mitigation Measures

10.1  Direct and Indirect Effects Analysis

10.2  Cumulative Effects Analysis

11.  Alternative 7:  Impacts and Mitigation Measures

11.1  Direct and Indirect Effects Analysis

11.2  Cumulative Effects Analysis

12.  Comparison of Alternatives

13.  Summary of Mitigation Measures and Monitoring Requirements

14.  References

Visual Resources Specialist Report Cover – Appendices A and B

Appendix A.  Photographs of the Existing Conditions and Visual Simulations for Each Key Observation Point

Figure A-1  Key Observation Points

Figure A-2  Angeles National Forest Landscape Places and Scenic Integrity Objectives Segment 6 and 11

Figure A-3a  Existing Conditions for KOP-North-1 Oak Creek Canyon Road, Kern County. (Alternative 2, Segment 10)

Figure A-3b  Visual Simulation for KOP-North-1 Oak Creek Canyon Road, Kern County. (Alternative 2, Segment 10)

Figure A-4a  Existing Conditions for KOP-North-2 Tehachapi-Willow Springs Road, Kern County. (Alternative 2, Segment 10)

Figure A-4b  Visual Simulation for KOP-North-2 Tehachapi-Willow Springs Road, Kern County. (Alternative 2, Segment 10)

Figure A-5a  Existing Conditions for KOP-North-3 170th Street West (Alternative 2, Segments 4, 9, 10)

Figure A-5b  Visual Simulation for KOP-North-3 170th Street West (Alternative 2, Segments 4, 9, 10)

Figure A-6a  Existing Conditions for KOP-North-4 California Poppy Reserve (Alternative 2, Segment 4)

Figure A-6b  Visual Simulation for KOP-North-4 California Poppy Reserve (Alternative 2, Segment 4)

Figure A-7a  Existing Conditions for KOP-North-5 110th Street at Silverwind Way (Alternative 2, Segment 4)

Figure A-7b  Visual Simulation for KOP-North-5 110th Street at Silverwind Way (Alternative 2, Segment 4)

Figure A-8a  Existing Conditions for KOP-North-6 Avenue J at Antelope Substation (Alternative 2, Segment 9)

Figure A-8b  Visual Simulation for KOP-North-6 Avenue J at Antelope Substation (Alternative 2, Segment 9)

Figure A-9a  Existing Conditions for KOP-North-7 Avenue L Near Olive Grove (Alternative 2, Segment 5)

Figure A-9b  Visual Simulation for KOP-North-7 Avenue L Near Olive Grove (Alternative 2, Segment 5)

Figure A-10a  Existing Conditions for KOP-North-8 Avenue N at Agena Road (Alternative 2, Segment 5)

Figure A-10b  Visual Simulation for KOP-North-8 Avenue N at Agena Road (Alternative 2, Segment 5)

Figure A-11a  Existing Conditions for KOP-North-9 Godde Hill Road (Alternative 2, Segment 5)

Figure A-11b  Visual Simulation for KOP-North-9 Godde Hill Road (Alternative 2, Segment 5)

Figure A-12a  Existing Conditions for KOP-North-10 Elizabeth Lake Road (Alternative 2, Segment 5)

Figure A-12b  Visual Simulation for KOP-North-10 Elizabeth Lake Road (Alternative 2, Segment 5)

Figure A-13a  Existing Conditions for KOP-North-11 Sierra Pelona Ridge from Avenue S (Alternative 2, Segment 5)

Figure A-13b  Visual Simulation for KOP-North-11 Sierra Pelona Ridge from Avenue S (Alternative 2, Segment 5)

Figure A-14a  Existing Conditions for KOP-North-12 Sierra Highway and Antelope Valley Freeway (Alternative 2, Segment 5)

Figure A-14b  Visual Simulation for KOP-North-12 Sierra Highway and Antelope Valley Freeway (Alternative 2, Segment 5)

Figure A-15a  Existing Conditions for KOP-North-13 Acton/Vincent Grade Metrolink Park and Ride (Alternative 2, Segment 5)

Figure A-15b  Visual Simulation for KOP-North-13 Acton/Vincent Grade Metrolink Park and Ride (Alternative 2, Segment 5)

Figure A-16a  Existing Conditions for KOP-Center-1 Southbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-16b  Visual Simulation for KOP-Center-1 Southbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-17a  Existing Conditions for KOP-Center-2 Northbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-17b  Visual Simulation for KOP-Center-2 Northbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-18a  Existing Conditions for KOP-Center-3 Mount Gleason Road (Alternative 2, Segment 6)

Figure A-18b  Visual Simulation for KOP-Center-3 Mount Gleason Road (Alternative 2, Segment 6)

Figure A-19a  Existing Conditions for KOP-Center-4 Southbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-19b  Visual Simulation for KOP-Center-4 Southbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-20a  Existing Conditions for KOP-Center-5 Northbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-20b  Visual Simulation for KOP-Center-5 Northbound Angeles Forest Highway (Alternative 2, Segment 6)

Figure A-21a  Existing Conditions for KOP-Center-6 Southbound Upper Big Tujunga Canyon Road (Alternative 2, Segment 6)

Figure A-21b  Visual Simulation for KOP-Center-6 Southbound Upper Big Tujunga Canyon Road (Alternative 2, Segment 6)

Figure A-22a  Existing Conditions for KOP-Center-7 Northbound Upper Big Tujunga Canyon Road (Alternative 2, Segment 6)

Figure A-22b  Visual Simulation for KOP-Center-7 Northbound Upper Big Tujunga Canyon Road (Alternative 2, Segment 6)

Figure A-23a  Existing Conditions for KOP-Center-8 Vetter Mountain Lookout (Alternative 2, Segment 6)

Figure A-23b  Visual Simulation for KOP-Center-8 Vetter Mountain Lookout (Alternative 2, Segment 6)

Figure A-24a  Existing Conditions for KOP-Center-9 Angeles Crest Scenic Byway & Rincon-Shortcut Trailhead (Alternative 2, Segment 6)

Figure A-24b  Visual Simulation for KOP-Center-9 Angeles Crest Scenic Byway & Rincon-Shortcut Trailhead (Alternative 2, Segment 6)

Figure A-25a  Existing Conditions for KOP-Center-10 Eastbound Angeles Crest Scenic Byway (Alternative 2, Segment 6)

Figure A-25b  Visual Simulation for KOP-Center-10 Eastbound Angeles Crest Scenic Byway (Alternative 2, Segment 6)

Figure A-26a  Existing Conditions for KOP-Center-11 Silver Moccasin Trailhead (Alternative 2, Segment 6)

Figure A-26b  Visual Simulation for KOP-Center-11 Silver Moccasin Trailhead (Alternative 2, Segment 6)

Figure A-27a  Existing Conditions for KOP-Center-12 Cogswell Reservoir & National Scenic Bikeway (Alternative 2, Segment 6)

Figure A-27b  Visual Simulation for KOP-Center-12 Cogswell Reservoir & National Scenic Bikeway (Alternative 2, Segment 6)

Figure A-28a  Existing Conditions for KOP-Center-13 Mount Zion (Alternative 2, Segment 6)

Figure A-28b  Visual Simulation for KOP-Center-13 Mount Zion (Alternative 2, Segment 6)

Figure A-29a  Existing Conditions for KOP-Center-14 Pacific Crest Trail (Alternative 2, Segment 11)

Figure A-29b  Visual Simulation for KOP-Center-14 Pacific Crest Trail (Alternative 2, Segment 11)

Figure A-30a  Existing Conditions for KOP-Center-15 Eastbound Mount Gleason Road (Alternative 2, Segment 11)

Figure A-30b  Visual Simulation for KOP-Center-15 Eastbound Mount Gleason Road (Alternative 2, Segment 11)

Figure A-31a  Existing Conditions for KOP-Center-16 Southbound Angeles Forest Highway (Alternative 2, Segment 11)

Figure A-31b  Visual Simulation for KOP-Center-16 Southbound Angeles Forest Highway (Alternative 2, Segment 11)

Figure A-32a  Existing Conditions for KOP-Center-17 Northbound Angeles Forest Highway (Alternative 2, Segment 11)

Figure A-32b  Visual Simulation for KOP-Center-17 Northbound Angeles Forest Highway (Alternative 2, Segment 11)

Figure A-33a  Existing Conditions for KOP-Center-18 Clear Creek Outdoor Education Camp (Alternative 2, Segment 11)

Figure A-33b  Visual Simulation for KOP-Center-18 Clear Creek Outdoor Education Camp (Alternative 2, Segment 11)

Figure A-34a  Existing Conditions for KOP-Center-19 Gould Substation from Angeles Crest Scenic Byway (Alternative 2, Segment 11)

Figure A-34b  Visual Simulation for KOP-Center-19 Gould Substation from Angeles Crest Scenic Byway (Alternative 2, Segment 11)

Figure A-35a  Existing Conditions for KOP-Center-20 Forest Road to Millard Campground (Alternative 2, Segment 11)

Figure A-35b  Visual Simulation for KOP-Center-20 Forest Road to Millard Campground (Alternative 2, Segment 11)

Figure A-36a  Existing Conditions for KOP-South-1Royal Oaks/Tocino Intersection, Duarte (Alternative 2, Segment 7)

Figure A-36b  Visual Simulation for KOP- South-1Royal Oaks/Tocino Intersection, Duarte (Alternative 2, Segment 7)

Figure A-37a  Existing Conditions for KOP-South-2 I-605 Corridor Between I-210 & Arrow Hwy, Irwindale (Alternative 2, Segment 7)

Figure A-37b  Visual Simulation for KOP- South-2 I-605 Corridor Between I-210 & Arrow Hwy, Irwindale (Alternative 2, Segment 7)

Figure A-38a  Existing Conditions for KOP-South-3 Linard Street/Kayann Place Intersection, South El Monte (Alternative 2, Segment 7)

Figure A-38b  Visual Simulation for KOP- South-3 Linard Street/Kayann Place Intersection, South El Monte (Alternative 2, Segment 7)

Figure A-39a  Existing Conditions for KOP-South-4 Paramount Boulevard, Montebello Hills (Alternative 2, Segment 7)

Figure A-39b  Visual Simulation for KOP- South-4 Paramount Boulevard, Montebello Hills (Alternative 2, Segment 7)

Figure A-40a  Existing Conditions for KOP-South-5 Montebello Town Center, Montebello Hills (Alternative 2, Segment 7)

Figure A-40b  Visual Simulation for KOP- South-5 Paramount Boulevard, Montebello Hills (Alternative 2, Segment 7)

Figure A-41a  Existing Conditions for KOP-South-6 Legg Lake, Whittier Narrows, L.A. County (Alternative 2, Segment 7)

Figure A-41b  Visual Simulation for KOP- South-6 Legg Lake, Whittier Narrows, L.A. County (Alternative 2, Segment 7)

Figure A-42a  Existing Conditions for KOP-South-7 Buddhist Columbarium at Rose Hills Memorial Park (Alternative 2, Segment 8)

Figure A-42b  Visual Simulation for KOP- South-7 Buddhist Columbarium at Rose Hills Memorial Park (Alternative 2, Segment 8)

Figure A-43a  Existing Conditions for KOP-South-8 Colima Road, Hacienda Heights (Alternative 2, Segment 8)

Figure A-43b  Visual Simulation for KOP- South-8 Colima Road, Hacienda Heights (Alternative 2, Segment 8)

Figure A-44a  Existing Conditions for KOP-South-9 Hsi Lai Buddhist Temple (Alternative 2, Segment 8)

Figure A-44b  Visual Simulation for KOP- South-9 Hsi Lai Buddhist Temple (Alternative 2, Segment 8)

Figure A-45a  Existing Conditions for KOP-South-10 Pathfinder Park, Rowland Heights (Alternative 2, Segment 8)

Figure A-45b  Visual Simulation for KOP- South-10 Pathfinder Park, Rowland Heights (Alternative 2, Segment 8)

Figure A-46a  Existing Conditions for KOP-South-11 Orange Freeway (Highway 57), Diamond Bar (Alternative 2, Segment 8)

Figure A-46b  Visual Simulation for KOP- South-11 Orange Freeway (Highway 57), Diamond Bar (Alternative 2, Segment 8)

Figure A-47a  Existing Conditions for KOP-South-12 Crooked Creek Drive, Diamond Bar (Alternative 2, Segment 8)

Figure A-47b  Visual Simulation for KOP- South-12 Crooked Creek Drive, Diamond Bar (Alternative 2, Segment 8)

Figure A-48a  Existing Conditions for KOP-South-13 Intersection of Avenida Anita/Avenida Compadres, Chino Hills (Alternative 2, Segment 8)

Figure A-48b  Visual Simulation for KOP- South-13 Intersection of Avenida Anita/Avenida Compadres, Chino Hills (Alternative 2, Segment 8)

Figure A-49a  Existing Conditions for KOP-South-14Coral Ridge Park, Chino Hills (Alternative 2, Segment 8)

Figure A-49b  Visual Simulation for KOP- South-14 Coral Ridge Park, Chino Hills (Alternative 2, Segment 8)

Figure A-50a  Existing Conditions for KOP-South-15 Cork Drive, Chino Hills (Alternative 2, Segment 8)

Figure A-50b  Visual Simulation for KOP- South-15 Cork Drive, Chino Hills (Alternative 2, Segment 8)

Figure A-51a  Existing Conditions for KOP-South-16 Yellowstone Circle, Chino (Alternative 2, Segment 8)

Figure A-51b  Visual Simulation for KOP- South-16 Yellowstone Circle, Chino (Alternative 2, Segment 8)

Figure A-52a  Existing Conditions for KOP-South-17 Edison Avenue at Reuben S. Ayala Community Park, Chino (Alternative 2, Segment 8)

Figure A-52b  Visual Simulation for KOP- South-17 Edison Avenue at Reuben S. Ayala Community Park, Chino (Alternative 2, Segment 8)

Figure A-53a  Existing Conditions for KOP-South-18 Chipola Court, Chino (Alternative 2, Segment 8)

Figure A-53b  Visual Simulation for KOP- South-18 Chipola Court, Chino (Alternative 2, Segment 8)

Figure A-53c  Visual Simulation for KOP- South-18 Chipola Court, Chino (Alternative 4, Segment 8)

Figure A-54a  Existing Conditions for KOP-South-19Tumbleweed Street, Ontario (Alternative 2, Segment 8)

Figure A-54b  Visual Simulation for KOP- South-19 Tumbleweed Street, Ontario (Alternative 2, Segment 8)

Figure A-55a  Existing Conditions for KOP-South-20 Chaparral Street and Clover Way, Ontario (Alternative 2, Segment 8)

Figure A-55b  Visual Simulation for KOP- South-20 Chaparral Street and Clover Way, Ontario (Alternative 2, Segment 8)

Figure A-56a  Existing Conditions for KOP-North-5 110th Street at Silverwind Way (Alternative 3, Segment 4)

Figure A-56b  Visual Simulation for Alternative 3 at KOP-North-5 110th Street at Silverwind Way (Alternative 3, Segment 4)

Figure A-57a  Existing Conditions for KOP-South-21Carbon Canyon Road (Highway 142), Orange County (Alternative 4, Segment 8A)

Figure A-57b  Visual Simulation for KOP- South-21Carbon Canyon Road (Highway 142), Orange County. (Alternative 4, Routes A C, & C Modified, Segment 8A)

Figure A-57c  Visual Simulation for KOP- South-21 Carbon Canyon Road (Highway 142), Orange County. (Alternative 4, Routes  B and D, Segment 8A)

Figure A-58a  Existing Conditions for KOP-South-22 Vellano Planned Development, Chino Hills (Alternative 4, Routes A, B, C, C Modified, and D, Segment 8A)

Figure A-58b  Visual Simulation for KOP-South-22 Vellano Planned Development, Chino Hills (Alternative 4, Routes  A and B, Segment 8A)

Figure A-58c  Visual Simulation for KOP-South-22 Vellano Planned Development, Chino Hills (Alternative 4, Route C and C Modified, Segment 8A)

Figure A-58d  Visual Simulation for KOP-South-22 Vellano Planned Development, Chino Hills (Alternative 4, Route C Modified, Segment 8A)

Figure A-58e  Visual Simulation for KOP-South-22 Vellano Planned Development, Chino Hills (Alternative 4, Route D, Segment 8A)

Figure A-59a  Existing Conditions for KOP-South-23 Chino Hills State Park Trail, CHSP (Alternative 4, Route A, Segment 8A)

Figure A-59b  Visual Simulation for KOP-South-23 Chino Hills State Park Trail, CHSP (Alternative 4, Route A, Segment 8A)

Figure A-60a  Existing Conditions for KOP-South-24 Horse Camp in Chino Hills State Park, CHSP (Alternative 4, Routes  A, B, C, C Modified, and D, Segment 8A)

Figure A-60b  Visual Simulation for KOP-South-24 Horse Camp in Chino Hills State Park, CHSP (Alternative 4, Route A, Segment 8A)

Figure A-60c  Visual Simulation for KOP-South-24 Horse Camp in Chino Hills State Park, CHSP (Alternative 4, Route B, Segment 8A)

Figure A-60d  Visual Simulation for KOP-South-24 Horse Camp in Chino Hills State Park, CHSP (Alternative 4, Route  C and C Modified, Segment 8A)

Figure A-60e  Visual Simulation for KOP-South-24 Horse Camp in Chino Hills State Park, CHSP (Alternative 4, Route D, Segment 8A)

Figure A-61a  Existing Conditions for KOP-South-25 Butterfield Ranch Road, Chino Hills (Alternative 4, Routes A, B, C, & D, Segment 8A)

Figure A-61b  Visual Simulation for KOP-South-25 Butterfield Ranch Road, Chino Hills (Alternative 4, Route B and D, Segment 8A)

Figure A-62a  Existing Conditions for KOP-South-26 Intersection of Gold Shadow Lane/Avenida Compadres, Chino Hills (Alternative 5, Segment 8A)

Figure A-62b  Visual Simulation for KOP-South-26 Intersection of Gold Shadow Lane/Avenida Compadres, Chino Hills (Alternative 5, Segment 8A)

Figure A-63a  Existing Conditions for KOP-South-27 Pipeline Avenue, Chino Hills(Alternative 5, Segment 8A)

Figure A-63b  Visual Simulation for KOP-South-27 Pipeline Avenue, Chino Hills (Alternative 5, Segment 8A)

Figure A-64a  Existing Conditions for KOP-Center-1 Southbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-64b  Visual Simulation for KOP-Center-1 Southbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-65a  Existing Conditions for KOP-Center-2 Northbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-65b  Visual Simulation for KOP-Center-2 Northbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-66a  Existing Conditions for KOP-Center-3 Mount Gleason Road (Alternative 6, Segment 6)

Figure A-66b  Visual Simulation for KOP-Center-3 Mount Gleason Road (Alternative 6, Segment 6)

Figure A-67a  Existing Conditions for KOP-Center-4 Southbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-67b  Visual Simulation for KOP-Center-4 Southbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-68a  Existing Conditions for KOP-Center-5 Northbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-68b  Visual Simulation for KOP-Center-5 Northbound Angeles Forest Highway (Alternative 6, Segment 6)

Figure A-69a  Existing Conditions for KOP-Center-6 Southbound Upper Big Tujunga Canyon Road (Alternative 6, Segment 6)

Figure A-69b  Visual Simulation for KOP-Center-6 Southbound Upper Big Tujunga Canyon Road (Alternative 6, Segment 6)

Figure A-70a  Existing Conditions for KOP-Center-7 Northbound Upper Big Tujunga Canyon Road (Alternative 6, Segment 6)

Figure A-70b  Visual Simulation for KOP-Center-7 Northbound Upper Big Tujunga Canyon Road (Alternative 6, Segment 6)

Figure A-71a  Existing Conditions for KOP-Center-8 Vetter Mountain Lookout (Alternative 6, Segment 6)

Figure A-71b  Visual Simulation for KOP-Center-8 Vetter Mountain Lookout (Alternative 6, Segment 6)

Figure A-72a  Existing Conditions for KOP-Center-9 Angeles Crest Scenic Byway & Rincon-Shortcut Trailhead (Alternative 6, Segment 6)

Figure A-72b  Visual Simulation for KOP-Center-9 Angeles Crest Scenic Byway & Rincon-Shortcut Trailhead (Alternative 6, Segment 6)

Figure A-73a  Existing Conditions for KOP-Center-10 Eastbound Angeles Crest Scenic Byway (Alternative 6, Segment 6)

Figure A-73b  Visual Simulation for KOP-Center-10 Eastbound Angeles Crest Scenic Byway (Alternative 6, Segment 6)

Figure A-74a  Existing Conditions for KOP-Center-11 Silver Moccasin Trailhead (Alternative 6, Segment 6)

Figure A-74b  Visual Simulation for KOP-Center-11 Silver Moccasin Trailhead (Alternative 6, Segment 6)

Figure A-75a  Existing Conditions for KOP-Center-12 Cogswell Reservoir & National Scenic Bikeway (Alternative 6, Segment 6)

Figure A-75b  Visual Simulation for KOP-Center-12 Cogswell Reservoir & National Scenic Bikeway (Alternative 6, Segment 6)

Figure A-76a  Existing Conditions for KOP-Center-13 Mount Zion (Alternative 6, Segment 6)

Figure A-76b  Visual Simulation for KOP-Center-13 Mount Zion (Alternative 6, Segment 6)

Figure A-77a  Existing Conditions for KOP-Center-14 Pacific Crest Trail (Alternative 6, Segment 11)

Figure A-77b  Visual Simulation for KOP-Center-14 Pacific Crest Trail (Alternative 6, Segment 11)

Figure A-78a  Existing Conditions for KOP-Center-15 Eastbound Mount Gleason Road  (Alternative 6, Segment 11)

Figure A-78b  Visual Simulation for KOP-Center-15 Eastbound Mount Gleason Road (Alternative 6, Segment 11)

Figure A-79a  Existing Conditions for KOP-Center-16 Southbound Angeles Forest Highway (Alternative 6, Segment 11)

Figure A-79b  Visual Simulation for KOP-Center-16 Southbound Angeles Forest Highway (Alternative 6, Segment 11)

Figure A-80a  Existing Conditions for KOP-Center-17 Northbound Angeles Forest Highway (Alternative 6, Segment 11)

Figure A-80b  Visual Simulation for KOP-Center-17 Northbound Angeles Forest Highway (Alternative 6, Segment 11)

Figure A-81a  Existing Conditions for KOP-Center-18 Clear Creek Outdoor Education Camp (Alternative 6, Segment 11)

Figure A-81b  Visual Simulation for KOP-Center-18 Clear Creek Outdoor Education Camp (Alternative 6, Segment 11)

Figure A-82a  Existing Conditions for KOP-Center-19 Gould Substation from Angeles Crest Scenic Byway (Alternative 6, Segment 11)

Figure A-82b  Visual Simulation for KOP-Center-19 Gould Substation from Angeles Crest Scenic Byway (Alternative 6, Segment 11)

Figure A-83a  Existing Conditions for KOP-Center-20 Forest Road to Millard Campground (Alternative 6, Segment 11)

Figure A-83b  Visual Simulation for KOP-Center-20 Forest Road to Millard Campground (Alternative 6, Segment 11)

Appendix B.  Landscape Unit Maps and Key Observation Points

Figure B-1  Landscape Unit Overview Map

Figure B-2  Landscape Units

Figure B-3  Landscape Units

Figure B-4  Landscape Units

Figure B-5  Landscape Units

Figure B-6  Landscape Units

Figure B-7  Landscape Units

Figure B-8  Landscape Units

Figure B-9  Landscape Units

Figure B-10  Landscape Units

Appendix C.  Applicable Laws, Regulations and Standards for Visual Resources

Appendix D.  Landscape Character Photographs of Each Landscape Unit

Figure D-1  Landscape Unit 1 P-1.1 and P-1.2 (Segment 10)
Figure D-2  Landscape Unit 1 P-1.3 and P-1.4 (Segment 10)

Figure D-3  Landscape Unit 1 P-1.5 and P-1.6 (Segment 9)

Figure D-4  Landscape Unit 2 P-2.1 (Segment 4) and P-2.2 (Segment 5)

Figure D-5  Landscape Unit 3 P-3.1 and P-3.2 (Segment 5)

Figure D-6  Landscape Unit 3 P-3.3 and P-3.4 (Segment 5)

Figure D-7  Landscape Unit 3 P-3.5 and P-3.6 (Segment 5)

Figure D-8  Landscape Unit 4 P-4.1 (Segment 5) and P-4.2 (Segment 9)

Figure D-9  Landscape Unit 4 P-4.3 (Segment 5) and P-4.4 (Segment 9)

Figure D-10  Landscape Unit 5 P-5.1 and P-5.2 (Segment 6)

Figure D-11  Landscape Unit 5 P-5.3 and P-5.4 (Segment 6)

Figure D-12  Landscape Unit 6 P-6.1 (Segment 11) and P-6.2 (Segment 6)

Figure D-13  Landscape Unit 6 P-6.3 (Segment 11) and P-6.4 (Segment 6)

Figure D-14  Landscape Unit 7 P-7.1 (Segment 10) and P-7.2 (Segment 11)

Figure D-15  Landscape Unit 7 P-7.3  and P-7.4 (Segment 11)

Figure D-16  Landscape Unit 8 P-8.1 and P-8.2 (Segment 11)

Figure D-17  Landscape Unit 8 P-8.3 and P-8.4 (Segment 11)

Figure D-18  Landscape Unit 8 P-8.5 (Segment 11)

Figure D-19  Landscape Unit 9 P-9.1 and P-9.2 (Segment 7)

Figure D-20  Landscape Unit 9 P-9.3 and P-9.4 (Segment 7)

Figure D-21  Landscape Unit 9 P-9.5 and P-9.6 (segment 7)

Figure D-22  Landscape Unit 10 P-10.1 and P-10.2 (Segment 7)

Figure D-23  Landscape Unit 10 P-10-3 (Segment 7)

Figure D-24  Landscape Unit 11 P-11.1 and P-11.2 (Segment 11)

Figure D-25  Landscape Unit 11 P-11.3 and P-11.4 (Segment 11)

Figure D-26  Landscape Unit 12 P-12.1 and P-12.2 (Segment 7)

Figure D-27  Landscape Unit 12 P-12.3 (segment 11) and P-12.4 (Segment 7)

Figure D-28  Landscape Unit 13 P-13.1 and P-13.2 (Segment 7)

Figure D-29  Landscape Unit 13 P-13.3 and P-13.4 (Segment 7)

Figure D-30  Landscape Unit 13 P-13.5 (Segment 8)

Figure D-31  Landscape Unit 14 P-14.1 and P-14.2 (Segment 8)

Figure D-32  Landscape Unit 14 P-14.3 and P-14.4 (Segment 8)

Figure D-33  Landscape Unit 15 P-15.1 and P-15.2 (Segment 8)

Figure D-34  Landscape Unit 15 P-15.3 and P-15.4 (Segment 8)

Figure D-35  Landscape Unit 16 P-16.1 and P-16.2 (Segment 8)

Figure D-36  Landscape Unit 16 P-16.3 and P-16.4 (Segment 8)

Figure D-37  Landscape Unit 16 P-16.5 (Segment 8)

Figure D-38  Landscape Unit 17 P-17.1 and P-17.2 (Segment 8)

Figure D-39  Landscape Unit 17 P-17.3 and P-17.4 (Segment 8)

Figure D-40  Landscape Unit 17 P-17.5 and P-17.6 (Segment 8)

Figure D-41  Landscape Unit 17 P-17.7 and P-17.8 (Segment 8)

Figure D-42  Landscape Unit 17 P-17.9 and P-17.10 (Segment 8)

Figure D-43  Landscape Unit 17 P-17.11 (Segment 8)

Figure D-44  Landscape Unit 18 P-18.1 and P-18.2 (Segment 8)

Figure D-45  Landscape Unit 18 P-18.3 (Segment 8)

Figure D-46  Landscape Unit 19 P-19.1 and P-19.2 (Segment 8)

Figure D-47  Landscape Unit 19 P-19.3 (Segment 8)

Riparian Conservation Area Report

Riparian Conservation Area Report Cover

Cover Sheet

Table of Contents

Report Body

I.  Purpose/Introduction

II.  Goals, Objectives, and Standards of the Forest Land Management

II.1  Goals

II.2  Objectives

II.3  Standards

III.  Management Tactics

IV.  Description of Project Alternatives

V.  Description of Project Area on NFS Lands

V.1  Riparian Habitat

V.2  Riparian Conservations Areas (RCAs)

VI.  Methods

VII.  RCAs in the Project Area

VIII.  References

Appendices

Appendix A.  RCA Maps

Figure A  Index - RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-1  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-2  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-3  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-4  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-5  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-6  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-7  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-8  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-9  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-10  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-11  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-12  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-13  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-14  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-15  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-16  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-17  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-18  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-19  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-20  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-21  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-22  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-23  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-24  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Figure A-25  RCAs Affected by Alignments 6 & 11 on the Angeles National Forest

Appendix B.  RCA Data Sheets (12 MB)

Appendix C.  RCA Table

 

 

 

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