INITIAL STUDY/MITIGATED NEGATIVE DECLARATION Benedict Reservoir and Armstrong Booster Station Project District Project No. C195057 Prepared for August 2019 www.webbassociates.com INITIAL STUDY/MITIGATED NEGATIVE DECLARATION Benedict Reservoir and Armstrong Booster Station Project District Project No. C195057 Prepared for: Jurupa Community Services District Engineering Department Prepared by: Albert A. Webb Associates 3788 McCray Street Riverside, California 92506 August 2019 TABLE OF CONTENTS INTRODUCTION ................................................................................................................................... 1 BACKGROUND ..................................................................................................................................... 1 PURPOSE AND NEED FOR THE PROJECT ........................................................................................ 1 DOCUMENT PROCESS ........................................................................................................................ 1 1. Project Title ................................................................................................................................. 2 2. Lead Agency ............................................................................................................................... 2 3. Contact Person ........................................................................................................................... 2 4. Project Location .......................................................................................................................... 2 5. Project Applicant/Project Sponsor’s Name and Address ............................................................. 2 6. General Plan Designation ........................................................................................................... 5 7. Zoning ......................................................................................................................................... 5 8. Description of Project .................................................................................................................. 5 9. Surrounding Land Uses and Setting ............................................................................................ 7 10. Other Public Agencies Whose Approval is Required ................................................................... 9 11. California Native Americans Tribes Consulted............................................................................. 9 12. Documents Used and/or Referenced in this Review .................................................................. 10 ENVIRONMENTAL FACTORS POTENTIALLY AFFECTED ................................................................ 11 DETERMINATION ............................................................................................................................... 12 EVALUATION OF ENVIRONMENTAL IMPACTS ................................................................................ 13 1. Aesthetics ................................................................................................................................. 15 2. Agriculture and Forestry Resources .......................................................................................... 17 3. Air Quality ................................................................................................................................. 18 4. Biological Resources ................................................................................................................. 24 5. Cultural Resources .................................................................................................................... 40 6. Energy ...................................................................................................................................... 42 7. Geology and Soils ..................................................................................................................... 46 8. Greenhouse Gas Emissions ...................................................................................................... 50 9. Hazards/Hazardous Materials ................................................................................................... 51 10. Hydrology and Water Quality ..................................................................................................... 54 11. Land Use and Planning ............................................................................................................. 57 12. Mineral Resources .................................................................................................................... 58 13. Noise ......................................................................................................................................... 58 14. Population and Housing ............................................................................................................ 60 Initial Study/Mitigated Negative Declaration i Benedict Reservoir and Armstrong Booster Station Project 15. Public Services.......................................................................................................................... 61 16. Recreation ................................................................................................................................. 62 17. Transportation ........................................................................................................................... 62 18. Tribal Cultural Resources .......................................................................................................... 64 19. Utilities and Service Systems .................................................................................................... 65 20. Wildfire ...................................................................................................................................... 67 21. Mandatory Findings of Significance ........................................................................................... 69 REFERENCES .................................................................................................................................... 71 DOCUMENT PREPARATION STAFF ................................................................................................. 75 LIST OF FIGURES Figure 1 – Regional Map………………………………………………………………………………….........3 Figure 2 – Project Location …………………………………………………………………………………..4 Figure 3 – Project Site Plan (Benedict Reservoir)……………………………………………………………6 Figure 4 – Project Site Plan (Armstrong Booster Station)…………………………………………………...8 Figure 5 – Vegetation Communities Map…………………………………………………………………….27 LIST OF TABLES Table 1 – Estimated Construction Schedule…………………………………………………………………19 Table 2 – Construction Equipment List……………………………………………………………………….20 Table 3 – Estimated Maximum Daily Construction Emissions……………………………………………..21 Table 4 – Unmitigated LST Results for Daily Construction Emissions……………………………………22 Table 5 – Acreages of the Vegetation Communities Present on the Reservoir Site…………………….28 Table 6– Reservoir Site Sensitive Plant Species Assessment…………………………………………….28 Table 7 – Reservoir Site Sensitive Wildlife Species Assessment…………………………………………31 Table 8 − Project Construction Equipment GHG Emissions……………………………………………….50 Initial Study/Mitigated Negative Declaration ii Benedict Reservoir and Armstrong Booster Station Project APPENDICES Appendix A – Air Quality/Greenhouse Gas Analysis Appendix B.1 – Biological Resources Technical Report, Jurupa Community Services District’s Benedict Reservoir Project Appendix B.2 – Coastal California Gnatcatcher United States Fish and Wildlife Service Focused Surveys Appendix C – Historical/Archaeological Resources Records Search Appendix D – Geotechnical Investigation Report Initial Study/Mitigated Negative Declaration iii Benedict Reservoir and Armstrong Booster Station Project ACRONYMNS AB 52 Assembly Bill 52 ALUC Riverside County Airport Land Use Commission AQMP Air Quality Management Plan AWWA American Water Works Association Standards Basin South Coast Air Basin BMPs Best Management Practices CalEEMod California Emissions Estimator Model Cal-OSHA California Occupational Safety and Health Administration Caltrans California Department of Transportation CAGN Coastal California Gnatcatcher CARB California Air Resources Board CCR California Code of Regulations CDFW California Department of Fish and Wildlife CEQA California Environmental Quality Act CFR Code of Federal Regulations CH4 Methane CNDDB California Natural Diversity Database CNPS California Native Plant Society CO Carbon monoxide CO2 Carbon dioxide CO2E Carbon dioxide equivalent CRPR California Rare Plant Rank Cu yd Cubic yards DOC California Department of Conservation DTSC Department of Toxic Substances Control EIC Eastern Information System FEMA Federal Emergency Management Agency GHG Greenhouse Gas GP General Plan GPM Gallons per Minute HGL Hydraulic grade line HP Horse Power I-15 Interstate 15 Initial Study/Mitigated Negative Declaration iv Benedict Reservoir and Armstrong Booster Station Project JCSD Jurupa Community Services District JVGP City of Jurupa Valley General Plan 2017 JVGP DEIR City of Jurupa Valley General Plan 2017 Draft Environmental Impact Report JVGP FPEIR City of Jurupa Valley General Plan 2017 Final Environmental Impact Report Lbs/day Pounds per day LF Linear feet LST Localized significance threshold MBNI Morongo Band of Mission Indians