Hamilton Village Housing Project
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Hamilton Village Housing Project Initial Study – Mitigated Negative Declaration prepared by City of Novato Community Development Department 922 Machin Avenue Novato, California 94945 Contact: Steve Marshall, AICP, Planning & Environmental Services Manager prepared with the assistance of Rincon Consultants, Inc. 4825 J Street, Suite 200 Sacramento, California 95819 April 2020 Hamilton Village Housing Project Initial Study – Mitigated Negative Declaration prepared by City of Novato Community Development Department 922 Machin Avenue Novato, California 94945 Contact: Steve Marshall, AICP, Planning & Environmental Services Manager prepared with the assistance of Rincon Consultants, Inc. 4825 J Street, Suite 200 Sacramento, California 95819 April 2020 This report prepared on 50% recycled paper with 50% post-consumer content. Table of Contents Table of Contents Initial Study .............................................................................................................................................1 1. Project Title .........................................................................................................................1 2. Lead Agency Name and Address .........................................................................................1 3. Contact Person and Phone Number ...................................................................................1 4. Project Location ..................................................................................................................1 5. Project Sponsor’s Name and Address .................................................................................4 6. General Plan Designation ....................................................................................................4 7. Zoning..................................................................................................................................4 8. Description of Project .........................................................................................................4 9. Surrounding Land Uses and Setting ....................................................................................5 10. Other Public Agencies Whose Approval is Required ..........................................................8 Environmental Factors Potentially Affected ...........................................................................................9 Determination ..................................................................................................................................... 10 Environmental Checklist ...................................................................................................................... 11 1 Aesthetics ......................................................................................................................... 11 2 Agriculture and Forestry Resources ................................................................................. 15 3 Air Quality ........................................................................................................................ 17 4 Biological Resources ......................................................................................................... 25 5 Cultural Resources ........................................................................................................... 31 6 Energy .............................................................................................................................. 35 7 Geology and Soils ............................................................................................................. 41 8 Greenhouse Gas Emissions .............................................................................................. 45 9 Hazards and Hazardous Materials ................................................................................... 51 10 Hydrology and Water Quality .......................................................................................... 59 11 Land Use and Planning ..................................................................................................... 63 12 Mineral Resources ........................................................................................................... 65 13 Noise ................................................................................................................................ 67 14 Population and Housing ................................................................................................... 79 15 Public Services .................................................................................................................. 81 16 Recreation ........................................................................................................................ 85 17 Transportation ................................................................................................................. 87 18 Tribal Cultural Resources ................................................................................................. 93 19 Utilities and Service Systems ........................................................................................... 95 20 Wildfire .......................................................................................................................... 101 21 Mandatory Findings of Significance ............................................................................... 103 References ......................................................................................................................................... 105 Bibliography ............................................................................................................................... 105 List of Preparers ......................................................................................................................... 109 Initial Study – Mitigated Negative Declaration i City of Novato Hamilton Village Housing Project Tables Table 1 Air Quality Thresholds of Significance ............................................................................. 19 Table 2 Construction Emissions (pounds/day) ............................................................................. 21 Table 3 Estimated Fuel Consumption during Construction .......................................................... 36 Table 4 Estimated Annual Operational Energy Consumption ...................................................... 37 Table 5 Project Compliance with Energy Efficiency Goals and Policies ........................................ 38 Table 6 Project Construction Emissions of Greenhouse Gases .................................................... 47 Table 7 Combined Annual Emissions of Greenhouse Gases ........................................................ 48 Table 8 Project Consistency with the Novato Climate Change Action Plan ................................. 48 Table 9 Policies in the 1996 Novato General Plan and Draft Novato General Plan 2035 Relevant to Project Impacts ............................................................................................. 64 Table 10 Human Response to Different Levels of Groundborne Vibration .................................... 69 Table 11 Noise Measurement Data ................................................................................................ 70 Table 12 City of Novato Municipal Code Table 3-5: Allowable Exterior Noise Levels1 ................... 73 Table 13 Vibration Levels at Sensitive Receptors ........................................................................... 76 Table 14 Estimated Project Vehicle Trip Generation ...................................................................... 88 Table 15 NMWD Water Supply and Demand in Acre-Feet for Normal, Single Dry, and Multiple Dry Year ............................................................................................................................ 98 Figures Figure 1 Regional Location ................................................................................................................2 Figure 2 Project Location ..................................................................................................................3 Figure 3 Site and Open Space Plan ...................................................................................................6 Figure 4 Site Photographs .................................................................................................................7 Figure 5 Sound Level Measurement Locations .............................................................................. 71 Appendices Appendix A Geotechnical Investigation Appendix B CalEEMod Output Appendix C Health Risk Assessment Appendix D Species Evaluation Tables Appendix E Preliminary Arborist Report Appendix F Cultural Resources Assessment Appendix G Energy Calculations Appendix H Greenhouse Gas Calculations ii Table of Contents Appendix I Phase I Environmental Site Assessment Appendix J Phase II Environmental Site Assessment Appendix K Noise Measurement Data Appendix L Roadway Construction Noise Model Output Appendix M Heating, Ventilation, and Air Conditioning Noise Calculations Appendix N Traffic Impact Study Initial Study – Mitigated Negative Declaration iii City of Novato Hamilton Village Housing Project This page intentionally left blank. iv Initial Study Initial Study 1. Project Title Hamilton Village Housing Project 2. Lead Agency Name and Address City of Novato Community Development