VALLECITOS WATER DISTRICT WATER, WASTEWATER, AND RECYCLED WATER MASTER PLAN Draft Program Environmental Impact Report SCH No. 2010071073
VALLECITOS WATER DISTRICT 2008 Water, Wastewater and Recycled Water Master Plan Draft Program Environmental Impact Report SCH No. 2010071073 Prepared for Vallecitos Water District 201 Vallecitos de Oro San Marcos, CA 92069 Prepared by PBS&J 9275 Sky Park Court, Suite 200 San Diego, California 92123 PBS&J#100002824
CONTENTS EXECUTIVE SUMMARY... ES-1 Chapter 1 INTRODUCTION... 1-1 1.1 Master Plan Background... 1-1 1.2 Environmental Review Process... 1-2 1.3 Organization of the PEIR... 1-6 1.4 Other Related Environmental Documents... 1-7 Chapter 2 ENVIRONMENTAL SETTING... 2-1 2.1 Regional Setting... 2-1 2.2 Local Setting... 2-1 2.3 Potential Annexations... 2-3 Chapter 3 PROJECT DESCRIPTION... 3-1 3.1 VWD Service Area... 3-1 3.2 Background... 3-2 3.3 VWD Master Plan... 3-3 Chapter 4 ENVIRONMENTAL EFFECTS ANALYSIS... 4.0-1 4.1 Air Quality... 4.1-1 4.1.1 Environmental Setting... 4.1-1 4.1.2 Regulatory Framework... 4.1-6 4.1.3 Master Plan Impacts and Mitigation... 4.1-9 4.1.4 Cumulative Impacts...4.1-18 4.1.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.1-20 4.1.6 References...4.1-21 4.2 Biological Resources... 4.2-1 4.2.1 Environmental Setting... 4.2-1 4.2.2 Regulatory Framework...4.2-14 4.2.3 Master Plan Impacts and Mitigation...4.2-25 4.2.4 Cumulative Impacts...4.2-69 4.2.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 VWD Master Plan...4.2-71 4.2.6 References...4.2-72 4.3 Cultural Resources... 4.3-1 4.3.1 Environmental Setting... 4.3-1 4.3.2 Regulatory Framework... 4.3-4 4.3.3 Master Plan Impacts and Mitigation... 4.3-7 4.3.4 Cumulative Impacts...4.3-14 Page i
4.3.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.3-15 4.3.6 References...4.3-15 4.4 Energy... 4.4-1 4.4.1 Environmental Setting... 4.4-1 4.4.2 Regulatory Framework... 4.4-1 4.4.3 Master Plan Impacts and Mitigation... 4.4-3 4.4.4 Cumulative Impacts... 4.4-6 4.4.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan... 4.4-7 4.4.6 References... 4.4-7 4.5 Geology, Soils, and Paleontology... 4.5-1 4.5.1 Environmental Setting... 4.5-1 4.5.2 Regulatory Framework... 4.5-6 4.5.3 Master Plan Impacts and Mitigation... 4.5-9 4.5.4 Cumulative Impacts...4.5-17 4.5.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.5-18 4.5.6 References...4.5-19 4.6 Greenhouse Gas Emissions... 4.6-1 4.6.1 Environmental Setting... 4.6-1 4.6.2 Regulatory Framework... 4.6-6 4.6.3 Master Plan Impacts and Mitigation... 4.6-9 4.6.4 Cumulative Impacts...4.6-17 4.6.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.6-17 4.6.6 References...4.6-17 4.7 Hydrology and Water Quality... 4.7-1 4.7.1 Environmental Setting... 4.7-1 4.7.2 Regulatory Framework... 4.7-7 4.7.3 Master Plan Impacts and Mitigation...4.7-10 4.7.4 Cumulative Impacts...4.7-19 4.7.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.7-21 4.7.6 References...4.7-21 4.8 Landform Alteration and Aesthetics... 4.8-1 4.8.1 Environmental Setting... 4.8-1 4.8.2 Regulatory Framework... 4.8-3 4.8.3 Master Plan Impacts and Mitigation... 4.8-6 4.8.4 Cumulative Impacts...4.8-14 4.8.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.8-16 4.8.6 References...4.8-16 Page ii
4.9 Land Use and Planning... 4.9-1 4.9.1 Environmental Setting... 4.9-1 4.9.2 Regulatory Framework... 4.9-5 4.9.3 Master Plan Impacts and Mitigation...4.9-10 4.9.4 Cumulative Impacts...4.9-14 4.9.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.9-14 4.9.6 References...4.9-15 4.10 Noise...4.10-1 4.10.1 Environmental Setting...4.10-1 4.10.2 Regulatory Framework...4.10-4 4.10.3 Master Plan Impacts and Mitigation...4.10-10 4.10.4 Cumulative Impacts...4.10-16 4.10.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.10-18 4.10.6 References...4.10-18 4.11 Public Safety...4.11-1 4.11.1 Environmental Setting...4.11-1 4.11.2 Regulatory Framework...4.11-3 4.11.3 Master Plan Impacts and Mitigation...4.11-5 4.11.4 Cumulative Impacts...4.11-11 4.11.5 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan...4.11-12 4.11.6 References...4.11-13 Chapter 5 OTHER CEQA CONSIDERATIONS... 5-1 5.1 Effects Found Not Significant... 5-1 5.2 CEQA Checklist Items Deemed Not Significant or Not Applicable to the 2008 Master Plan... 5-4 5.3 Growth Inducement... 5-6 5.4 Significant and Unavoidable Environmental Impacts... 5-8 5.5 Significant and Irreversible Environmental Effects... 5-9 5.6 References... 5-10 Chapter 6 PROJECT ALTERNATIVES... 6-1 6.1 Master Plan Objectives... 6-1 6.2 Alternatives Analyzed... 6-2 Chapter 7 LIST OF PREPARERS... 7-1 Page iii
TECHNICAL APPENDICES Appendix A. Notice of Preparation and Comment Letters Received on the NOP/Environmental Initial Study Appendix B. Biological Resources Tables Appendix C. Cultural Resources Letter Report 1 Appendix D. Appendix E. Paleontological Resources Report Air Quality and Greenhouse Gas Emissions Data Sheets FIGURES Figure 3-1 VWD Service Area... 3-29 Figure 3-2 CIP Locations... 3-30 Figure 4.2-1 Potential Sensitive Natural Communities within the Parallel Land Outfall...4.2-77 Figure 4.2-2 USFWS Critical Habitat...4.2-78 Figure 4.2-3 Coastal Zone...4.2-79 Figure 4.2-4 MHCP and MSCP Conservation Areas...4.2-80 Figure 4.2-5 USFWS National Wetlands Inventory...4.2-81 Figure 4.3-1 Archaeological Resources Sensitivity Map...4.3-17 Figure 4.5-1 Fault Location Map...4.5-21 Figure 4.5-2 Geohazardsq...4.5-22 Figure 4.5-3 Steep Slopes...4.5-23 Figure 4.5-4 Geological Formations...4.5-24 Figure 4.7-1 Hydrologic Units within VWD Service Area...4.7-23 Figure 4.7-2 FEMA Floodplains/Floodways...4.7-24 Figure 4.8-1 Representative Views of VWD Reservoirs...4.8-19 Figure 4.8-2 Representative Views of VWD Lift and Pump Stations...4.8-20 Figure 4.8-3 Resource Conservation Areas...4.8-21 TABLES Table ES-1 Table ES-2 Master Plan Environmental Impacts and Mitigation Measures... ES-5 Cumulative Impacts and Mitigation Measures... ES-29 Table 3-1 2008 VWD Master Plan Phasing... 3-5 Table 3-2 2008 Master Plan Potable Water Storage Projects... 3-6 Table 3-3 Potable Water Pump Station Projects... 3-8 Table 3-4 Potable Water Pipeline Projects... 3-10 Table 3-5 Wastewater Lift Station Projects... 3-12 Table 3-6 Sewer Pipeline Projects... 3-14 Table 3-7 Federal, State, or Local Permits and Approvals... 3-27 1 The cultural resources record search prepared for this PEIR contains sensitive information regarding the location and nature of cultural resources and, pursuant to federal law, is not made available to the general public. Qualified individuals may view the report by appointment at the VWD office. Page iv
Table 4.0-1 Geographic Scope of Cumulative Impact Analyses... 4.0-6 Table 4.0-2 Anticipated Increase in Population (2008-2030)... 4.0-8 Table 4.0-3 Anticipated Increase in Jobs (2008-2030)... 4.0-8 Table 4.0-4 Anticipated Increase in Housing Units (2008-2030)... 4.0-8 Table 4.0-5 Past, Present and Probable Projects Having Cumulative Impacts... 4.0-9 Table 4.0-6 2030 San Diego Regional Transportation Plan Projects...4.0-11 Table 4.1-1 Air Quality Monitoring Data... 4.1-4 Table 4.1-2 State and National Ambient Air Quality Standards... 4.1-5 Table 4.1-3 San Diego Air Basin Attainment Status... 4.1-7 Table 4.1-4 San Diego Air Pollution Control District Pollutant Thresholds...4.1-12 Table 4.1-5 Worst-Case Daily Emissions Associated with Construction...4.1-14 Table 4.1-6 Worse-Case Daily Maximum Emissions Associated with Diesel Emergency Back-up Generators...4.1-15 Table 4.1-7 Estimated Daily Vehicular Emissions...4.1-16 Table 4.1-8 Estimated Total Worst-Case Daily Emissions...4.1-16 Table 4.2-1 USFWS Critical Habitat within the VWD Service Area...4.2-11 Table 4.2-2 Major Wetland Resources within the Service Area...4.2-14 Table 4.3-1 Cultural Resources that may be Affected by CIP Project Construction...4.3-10 Table 4.4-1 Average Monthly Electricity Consumption of Existing VWD Pump and Lift Stations... 4.4-2 Table 4.4-2 Estimated Average Monthly Electricity Consumption for CIP Pump and Lift Stations... 4.4-6 Table 4.5-1 Active Faults within 60 miles of the VWD Service Area... 4.5-2 Table 4.6-1 Global Warming Potentials and Atmospheric Lifetimes of Basic GHGs... 4.6-2 Table 4.6-2 Average Annual VWD GHG Emissions (2007)... 4.6-5 Table 4.6-3 Estimated GHG Emissions for CIP Project Construction...4.6-11 Table 4.6-4 Estimated Annual Net Increase in VWD GHG Emissions for Proposed CIP Pump and Lift Stations...4.6-13 Table 4.6-5 GHG Emission Reductions Estimates for Master Plan CIP Project-Incorporated Measures...4.6-15 Table 4.6-6 Estimated GHG Emission Reductions with Project Features...4.6-15 Table 4.7-1 Water Bodies Indentified as Impaired under the Clean Water Act... 4.7-4 Table 4.7-2 Tsunami Heights in San Diego... 4.7-7 Table 4.9-1 Summary of Community Policy Consistency and Land Use Compatibility...4.9-12 Table 4.10-1 County of San Diego Noise Ordinance Exterior Noise Standards...4.10-6 Table 4.10-2 City of San Marcos Noise Ordinance Limits Exterior Noise Standards...4.10-7 Table 4.10-3 City of Escondido Exterior Noise Standards...4.10-8 Table 4.10-4 City of Vista Exterior Property Line Noise Limits...4.10-9 Table 4.11-1 Schools Located Within the Vicinity of a 2008 Master Plan CIP project...4.11-10 Table 6-1 Summary of Analysis for Alternatives to the 2008 Master Plan... 6-2 Table 6-2 Ability of Alternatives to Meet Proposed Master Plan Objectives... 6-4 Page v
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