A.1 Purpose
and Authority............................................................................ A-1
A.2 CPUC
Regulatory Authority.................................................................... A-1
A.3 Lead
and Responsible Agencies................................................................ A-2
A.4 Project
Background............................................................................... A-2
A.5 Overview
of the EIR Process................................................................... A-6
A.6 CPUC
Application Process ..................................................................... A-8
A.7 Public
Participation ............................................................................. A-10
A.8 Focus
of Analysis................................................................................ A-12
A.9 EIR
Content and Organization................................................................. A-12
B.1 Introduction......................................................................................... B-1
B.2 Project Overview................................................................................. B-1
B.3 Project Location................................................................................... B-2
B.4 Project Applicant.................................................................................. B-2
B.5 Project Objectives................................................................................. B-5
B.6 Project Components............................................................................... B-6
B.6.1 Domestic Water Transmission Line.................................................. B-6
B.6.2 On-site Water Facilities............................................................... B-16
B.6.3 Wastewater Collection Facilities.................................................... B-20
B.7 Project Construction............................................................................. B-24
B.7.1 Domestic
Water Transmission Line................................................. B-24
B.7.2 On-site
Water Facilities............................................................... B-35
B.7.3 Wastewater
Collection Facilities.................................................... B-36
B.8 Operation and Maintenance.................................................................... B-36
B.8.1 Domestic
Water Transmission Line................................................. B-36
B.8.2 On-site
Water Facilities............................................................... B-37
B.8.3 Wastewater Collection Facilities.................................................... B-37
B.9 Intended Uses of the EIR and Anticipated
Agency Actions................................ B-37
B.10 References........................................................................................ B-38
C.1.1 Environmental Baseline and Regulatory
Setting................................. C.1-1
C.1.2 Environmental Impacts and Mitigation
Measures............................... C.1-8
C.1.3 References.......................................................................... C.1-14
C.2 Noise............................................................................................. C.2-1
C.2.1 Environmental Baseline and Regulatory
Setting................................. C.2-1
C.2.2 Environmental Impacts and Mitigation
Measures............................... C.2-9
C.2.3 References.......................................................................... C.2-13
C.3 Traffic
and Circulation......................................................................... C.3-1
C.3.1 Environmental Baseline and Regulatory
Setting................................. C.3-1
C.3.2 Environmental Impacts and Mitigation
Measures............................. C.3-10
C.4 Environmental Contamination................................................................. C.4-1
C.4.1 Environmental Baseline and Regulatory
Setting................................. C.4-1
C.4.2 Environmental Impacts and Mitigation
Measures............................... C.4-7
C.4.3 References.......................................................................... C.4-11
C.5 Geology
and Soils............................................................................... C.5-1
C.5.1 Environmental Baseline and Regulatory
Setting................................. C.5-1
C.5.2 Environmental Impacts and Mitigation
Measures............................... C.5-8
C.5.3 References.......................................................................... C.5-13
C.6 Hydrology
and Water Quality................................................................. C.6-1
C.6.1 Environmental Baseline and Regulatory
Setting................................. C.6-1
C.6.2 Environmental Impacts and Mitigation
Measures............................. C.6-14
C.6.3 References.......................................................................... C.6-19
C.7 Cultural
Resources............................................................................. C.7-1
C.7.1 Environmental Baseline and Regulatory
Setting................................. C.7-1
C.7.2 Environmental Impacts and Mitigation
Measures............................. C.7-13
C.7.3 Bibliography......................................................................... C.7-17
C.8 Biological
Resources........................................................................... C.8-1
C.8.1 Environmental Baseline and Regulatory
Setting................................. C.8-1
C.8.2 Environmental Impacts and Mitigation
Measures............................... C.8-6
C.8.3 References............................................................................ C.8-9
C.9 Land
Use and Recreation...................................................................... C.9-1
C.9.1 Environmental Baseline and Regulatory
Setting.................................. C.9-1
C.9.2 Environmental Impacts and Mitigation
Measures.............................. C.9-14
C.9.3 References............................................................................ C.9-17
C.10 Public
Services and Utilities................................................................. C.10-1
C.10.1 Environmental Baseline and Regulatory Setting................................ C.10-1
C.10.2 Environmental Impacts and Mitigation Measures............................ C.10-12
C.10.3 References......................................................................... C.10-18
D.1 Alternatives
Process Overview................................................................. D-1
D.2 Alternatives
Selected For Comparative Evaluation........................................ D-10
D.3 No
Project Alternative.......................................................................... D-14
D.4 Comparative
Impact Analysis of Alternatives.............................................. D-15
D.5 Conclusion........................................................................................ D-42
D.6 References....................................................................................... D-42
E.1 Air
Quality......................................................................................... E-1
E.2 Noise................................................................................................ E-3
E.3 Traffic
and Circulation........................................................................... E-4
E.4 Environmental
Contamination................................................................... E-5
E.5 Geology
and Soils................................................................................. E-6
E.6 Hydrology
and Water Quality................................................................... E-7
E.7 Cultural
Resources................................................................................ E-8
E.8 Biological
Resources............................................................................ E-10
E.9 Land
Use and Recreation....................................................................... E-12
E.10 Public
Services and Utilities................................................................... E-13
F.2 Significant
Irreversible Environmental Changes.............................................. F-2
F.3 Cumulative
Impacts............................................................................... F-3
I. Glossary
of Terms and Acronyms...................................................... I-1
J. Comments
and Responses...................................................................... J-1
K. Mitigation
Monitoring Compliance and Reporting Program...... K-1
K.1 Introduction........................................................................................... K-1
K.2 The
Monitoring Strategy in Overview............................................................ K-1
K.3 Mitigation
Monitoring, Compliance, and Reporting Procedures............................. K-2
K.4 Mitigation Monitoring Program ................................................................. K-17
Appendices
Appendix 1: Pipeline
Route Segment Maps
Appendix 2: Notice
of Preparation (NOP) and Initial Study
Appendix 3: Public Involvement Documentation
Appendix 4: Air Quality Calculations
Appendix 5: Storm and Dry Weather Monitoring: Huntington
Watershed and Huntington
Harbour
List of Tables
ES-1 Summary of Project Components ................................................................. ES-2
ES-2 Summary of Impacts and Mitigation Measures ................................................. ES-9
B.6-1 Detailed Route Description.......................................................................... B-10
B.7-1 Pipeline Construction Schedule..................................................................... B-26
B.7-2 Equipment Inventory................................................................................. B-27
B.7-3 Pipe Jacking Locations............................................................................... B-33
B.9-1 Required Permits and Approvals .................................................................. B-38
C.1-1 Monthly Temperatures and Precipitation........................................................ C.1-1
C.1-2 National and California Ambient Air Quality Standards....................................... C.1-4
C.1-3 Summary of Health Effects of the Major Criteria Pollutants................................. C.1-5
C.1-4 Attainment Status of South Coast Air Basin..................................................... C.1-5
C.1-5 Air Quality Summary............................................................................... C.1-6
C.1-6 SCAQMD Threshold of Significance for Construction Emission............................ C.1-9
C.1-7 SCAQMD Thresholds of Significance for Operational Emissions........................... C.1-9
C.1-8 Applicant Proposed Measures for Air Quality................................................ C.1-10
C.1-9 Maximum Daily Pipeline Construction Emissions............................................ C.1-11
C.1-10 Quarterly Pipeline Construction Emissions.................................................... C.1-11
C.1-11 Impact and Mitigation Summary – Air Quality................................................ C.1-14
C.2-1 Typical Sound Levels Measured in the Environment and Industry........................... C.2-1
C.2-2 Measured Ambient Noise Levels Along the Proposed Pipeline
Route...................... C.2-4
C.2-3 Sensitive Receptors Along the Proposed Pipeline Route....................................... C.2-6
C.2-4 Summary of Noise Levels Identified as Requisite to Protect
Public
Health and Welfare With an Adequate Margin of Safety............................. C.2-6
C.2-5 Land Use Compatibility for Community Noise Environment................................. C.2-7
C.2-6 Local Agency Ordinance Limits by Land Use.................................................. C.2-8
C.2-7 Applicant Proposed Measures for Noise....................................................... C.2-10
C.2-8 Noise Emission Characteristics of Construction Equipment................................. C.2-11
C.2-9 Impact and Mitigation Summary – Noise....................................................... C.2-13
C.3-1 Impact and Mitigation Summary – Traffic and Circulation.................................. C.3-19
C.4-1 Contaminated Properties Impact Criteria........................................................ C.4-3
C.4-2 Hazardous
Waste Sites With Potential To Impact the Proposed Project.................... C.4-4
C.4-3 Impact and
Mitigation Summary – Environmental Contamination.......................... C.4-11
C.5-1 Significant
Active Faults........................................................................... C.5-3
C.5-2 Modified
Mercalli Scale........................................................................... C.5-4
C.5-3 Historic
Earthquakes................................................................................ C.5-7
C.5-4 Impact and
Mitigation Measure Summary – Geology and Soils............................ C.5-13
C.6-1 Daily
Precipitation Data from Santa Ana, PRFD Station #121............................... C.6-2
San
Diego Freeway to Cerritos Avenue......................................................... C.6-7
C.6-3 Expected Value Discharges for Bolsa Chica Channel (CO2)
San
Diego Freeway to Huntington Harbor Outlet............................................... C.6-7
C.6-4 Discharges for Anaheim-Barber City Channel.................................................. C.6-8
List of Tables (continued)
C.6-5 Impact and Mitigation Summary – Hydrology and Water Quality.......................... C.6-19
C.7-1 Refined Coastal Chronology as Defined by Mason and Peterson
(1994).................... C.7-3
C.7-2 Impact and Mitigation Summary – Cultural Resources...................................... C.7-17
C.8-1 Impact and Mitigation Summary – Biological Resources...................................... C.8-9
C.9-1 Waterline Length by Jurisdiction.................................................................. C.9-2
C.9-2 Jurisdiction by Population and Median Income.................................................. C.9-2
C.9-3 Impact and Mitigation Summary – Land Use.................................................. C.9-16
C.10-1 Fire Stations Serving The Project Area........................................................ C.10-2
C.10-2 Police Departments by City ...................................................................... C.10-4
C.10-3 Schools and School Districts in the Proposed Project Area.................................. C.10-5
C.10-4 Libraries in the Proposed Project Area......................................................... C.10-7
C.10-5 Utilities Adjacent to the Proposed Route Alignment by Segment.......................... C.10-10
C.10-6 Impact and Mitigation Summary – Public Service and Utilities........................... C.10-18
D.1-1 Alternatives Screening Recommendations......................................................... D-4
D.4-1 Measured Ambient Noise Levels Along the Anaheim-Barber City
Channel
Diagonal Alternative Route.............................................................. D-19
D.4-2 Sensitive Receptors Along Anaheim-Barber City Channel Diagonal
Alternative Route... D-20
D.4-3 Anaheim-Barber City Channel Diagonal Alternative Hazardous
Waste Sites
With
Potential to Impact the Project............................................................... D-24
D.4-4 Measured Ambient Noise Levels Along the Springdale
Street/Graham Street Route..... D-28
D.4-5 Sensitive Receptors Along the Springdale Street/Graham Street
Route..................... D-28
D.4-6 Springdale Street/Graham Street Alternative Hazardous Waste
Sites
With
Potential to Impact the Project............................................................... D-33
D.4-7 Measured Ambient Noise Levels Along the North Seal Beach
Wellfields Route........... D-37
D.4-8 Sensitive Receptors Along the North Seal Beach Wellfields Route........................... D-37
D.4-9 North Seal Beach Wellfields Alternative Hazardous Waste Sites ............................ D-39
D.5-1 Impact Significance of Alternatives............................................................... D-43
D.5-2 Comparison of Alternatives......................................................................... D-44
F-1 Cumulative Projects List.............................................................................. F-4
K-1 Mitigation Monitoring Program.................................................................... K-18
List of Figures
ES-1 Proposed Water Transmission Line
Route......................................................... ES-2
B-1 Regional Location....................................................................................... B-3
B-2 Proposed
Water Transmission Line Route.......................................................... B-4
B-3 Gate Valve
Detail....................................................................................... B-7
B-4 Steel
Casing Beneath Railroad Crossing............................................................. B-8
B-5 Water Line
Route Segments.......................................................................... B-12
B-6 Proposed
Onsite Water Storage and Distribution Facilities..................................... B-17
B-7 Onsite
Underground Reservoir Site Plan........................................................... B-19
B-8 Proposed
Wastewater Collection Facilities........................................................ B-22
B-9 Sewage Lift
Station Site Plan........................................................................ B-23
B-10 Construction
Segment Map........................................................................... B-25
B-11 Pipeline
Construction Diagram (Typical).......................................................... B-29
B-12 Typical
Pipeline Trenching/Bedding Diagram..................................................... B-31
B-13 Conventional
Boring Operation...................................................................... B-34
C.1-1 South Coast
Air Basin................................................................................ C.1-2
C.1-2 Wind Rose
for Newport Beach..................................................................... C.1-3
C.2-1 Typical Range Of Common Sounds................................................................ C.2-2
C.2-2 Examples of Outdoor Day-Night Average Sound Levels....................................... C.2-3
C.2-3 Monitoring and Sensitive Receptor Locations Along the Proposed
and
Alternative
Alignments.............................................................................. C.2-5
C.3-1 Roadway
System Travel Lanes and Intersection Controls...................................... C.3-3
C.3-2 1999 Daily
Traffic Volumes........................................................................ C.3-4
C.3-3 Existing
Transit Routes.............................................................................. C.3-8
C.4-1 Hazardous
Waste Sites with Potential to Impact the Proposed Project....................... C.4-5
C.5-1 Known Active and Potentially
Active Faults ..................................................... C.5-5
C.6-1 City of Huntington Beach Flood Hazard Areas................................................... C.6-3
C.6-2 Watershed
Boundaries............................................................................... C.6-4
C.6.3 Watersheds and Drainage Channels in Project
Area............................................ C.6-5
C.6-4 Huntington
Watershed - Storm and Dry Weather Monitoring Location Map............... C.6-10
C.6-5 Water
Quality Sampling Site Location Map - Huntington Harbour.......................... C.6-11
C.7-1 USGS Quad
Maps for Cultural Resources Records Check.................................... C.7-6
C.9-1 Aerial
Photograph of Project Area................................................................ C.9-3
D-1 Alternative
Pipeline Routes Considered............................................................. D-5
D-2 Route
Alternatives Analyzed in the EIR........................................................... D-11