PROJECT DESCRIPTION...

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1 TABLE OF CONTENTS Volume I Chapter Page 1. INTRODUCTION Introduction Project Description Purpose of the EIR EIR Process Scope of the Draft EIR Comments Received on the NOP Organization of the Draft EIR EXECUTIVE SUMMARY Introduction Summary Description of the Proposed Project Environmental Impacts and Required Mitigation Alternatives to the Proposed Project Summary of Impacts and Mitigation Measures PROJECT DESCRIPTION Introduction Project Location Project Setting and Surrounding Land Uses Project Objectives Project Components Required Public Approvals EXISTING ENVIRONMENTAL SETTING, IMPACTS, AND MITIGATION 4.0 INTRODUCTION TO THE ANALYSIS Introduction Determination of Significance Issues Addressed in this Draft EIR Section Format AESTHETICS Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures i

2 4.2 AGRICULTURAL RESOURCES Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures AIR QUALITY AND CLIMATE CHANGE Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures BIOLOGICAL RESOURCES Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures CULTURAL RESOURCES Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures GEOLOGY, SOILS, AND SEISMICITY / MINERAL RESOURCES Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures HAZARDS AND HAZARDOUS MATERIALS Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures HYDROLOGY AND WATER QUALITY Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures ii

3 4.9 LAND USE AND PLANNING / POPULATION AND HOUSING Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures NOISE Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures PUBLIC SERVICES AND UTILITIES Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures TRANSPORTATION, TRAFFIC, AND CIRCULATION Introduction Existing Environmental Setting Regulatory Setting Impacts and Mitigation Measures ALTERNATIVES Introduction Purpose of Alternatives Selection of Alternatives Environmentally Superior Alternative STATUTORILY REQUIRED SECTIONS Introduction Growth-Inducing Impacts Cumulative Impacts Significant Irreversible Environmental Changes Significant Unavoidable Impacts REFERENCES EIR AUTHORS AND PERSONS CONSULTED iii

4 Appendices Appendix A Appendix B Notice of Preparation (NOP) NOP Comment Letters Volume II Appendices C - I Appendix C Appendix D Appendix E Appendix F Appendix G Appendix H Appendix I Air Quality Modeling Output Biological Resource Analysis Cultural Resources Survey Geotechnical Feasibility Studies Phase I Environmental Site Assessments Pesticide Screening Report Environmental Noise Assessment Volume III Appendices J - K Appendix J Appendix K Water Supply Assessment Traffic Technical Calculations iv

5 LIST OF FIGURES Figure Page 3 PROJECT DESCRIPTION 3-1 Regional Location Project Location Project Site Annexation Map Atherton Homes at Woodward Park I Tentative Subdivision Map Atherton Homes at Woodward Park II Tentative Subdivision Map Atherton Homes at Woodward Park I Utility Plan Atherton Homes at Woodward Park II Utility Plan AESTHETICS Pillsbury Road looking east Pillsbury Road looking west Pillsbury Road looking southwest E. Woodward Avenue looking south E. Woodward Avenue looking south at east edge of DeJong Property E. Woodward Avenue looking north E. Woodward Avenue at Moffat Boulevard looking southwest BIOLOGICAL RESOURCES Special-Status Species Occurrences within a Five-Mile Radius GEOLOGY, SOILS, AND SEISMICITY / MINERAL RESOURCES Project Site Soils HYDROLOGY AND WATER QUALITY City of Manteca Storm Drain Pump and Monitoring Stations City of Manteca Storm Drain Sheds Future Drainage Improvements FEMA Map for Project Vicinity LAND USE AND PLANNING / POPULATION AND HOUSING 4.10 NOISE Manteca General Plan Land Use Diagram Noise Monitoring Locations Noise Barrier Location v

6 4.11 PUBLIC SERVICES AND UTILITIES Proposed South Manteca Trunk Sewer Alignment Proposed South Manteca Collection Strategy Phasing Existing Schools and Parks within Manteca TRANSPORTATION, TRAFFIC, AND CIRCULATION Study Area Peak Hour Traffic Volumes and Lane Configurations Existing Conditions Existing Bicycle Facilities Project Access Project Trip Generation Existing Plus Project Conditions Cumulative Roadway Network Project Only Trips Peak Hour Traffic Volumes and Lane Configurations Existing Plus Project Conditions Peak Hour Traffic Volumes and Lane Configurations Cumulative No Project Conditions Peak Hour Traffic Volumes and Lane Configurations Cumulative Plus Project Conditions Peak Hour Traffic Volumes and Lane Configurations Cumulative Plus Project w/ Mitigation vi

7 LIST OF TABLES Table Page 2 EXECUTIVE SUMMARY 2-1 Summary of Impacts and Mitigation Measures AGRICULTURAL RESOURCES Soil Capability Classification Storie Index Rating System On-Site Soil Capability Classification and Storie Index Rating AIR QUALITY AND CLIMATE CHANGE Ambient Air Quality Standards Summary of Criteria Pollutants Attainment Status Air Quality Monitoring Data Summary for the Stockton-Hazelton Street Station Air Quality Monitoring Data Summary for the Tracy Airport Station GWPs and Atmospheric Lifetimes of Select GHGs SJVAPCD Criteria Pollutant Thresholds of Significance Maximum Unmitigated Project Construction-Related Emissions Unmitigated Project Operational Emissions Project Operational Emissions With Rule 9510 Compliance Cumulatively Considerable Degradation in Intersection Operations Maximum Predicted CO Concentrations BIOLOGICAL RESOURCES Special-Status Plant Species Occurring within a Five-Mile Radius of the Project Site Special-Status Wildlife Species Occurring within a Five-Mile Radius of the Project Site GEOLOGY, SOILS, AND SEISMICITY / MINERAL RESOURCES Modified Mercalli Scale of Earthquake Intensity LAND USE AND PLANNING / POPULATION AND HOUSING Population, Housing, and Employment Projections ( ) Discussion of Relevant Manteca 2023 General Plan Policies vii

8 4.10 NOISE Typical Noise Levels Summary of Existing Background Noise Measurement Data Existing Traffic Noise Levels and Distances to Contours Railroad Noise Measurement Results Approximate Distances to the UPRR Line Noise Contours Effects of Vibration on People and Buildings Maximum Allowable Noise Exposure Mobile Noise Sources Performance Standards for Stationary Noise Sources Or Projects Affected By Stationary Noise Sources Existing and Existing Plus Project Traffic Noise Levels Cumulative and Cumulative Plus Project Traffic Noise Levels Cumulative Plus Project Transportation Noise Levels at Proposed Residential Uses Construction Equipment Noise Vibration Levels for Varying Construction Equipment PUBLIC SERVICES AND UTILITIES City of Manteca Projected Water Supply City of Manteca Water Demand Projection Based on Per Capita Water Demand MFD Facilities That Would Serve the Project Site Ripon Unified School District Enrollment & Capacity by Facility Ripon Unified School District Student Generation Rates Manteca Unified School District Enrollment & Capacity by Facility Manteca Unified School District Student Generation Rates Projected Water Demand for Proposed Project City of Manteca Water Supply Versus Demand Including the Proposed Project Students Generated from Proposed Project TRANSPORTATION, TRAFFIC, AND CIRCULATION Intersection Level of Service Definitions Peak Hour Intersection LOS Existing Conditions Freeway Level of Service Definitions Peak Hour Freeway LOS Existing Conditions Inventory of At-Grade Railroad Crossings in Study Area Status of Planned Improvements in Study Area Project Trip Generation Peak Hour Intersection LOS Existing Plus Project Conditions Peak Hour Signal Warrant Evaluation Existing Plus Project Conditions Peak Hour Intersection LOS Existing Plus Pending Projects Plus Project Conditions viii

9 Peak Hour Intersection LOS Existing Plus Pending Projects Plus Project Mitigated Conditions th Percentile Freeway Off-Ramp Vehicle Queues Existing Plus Project Conditions Peak Hour Freeway LOS Existing Plus Project Conditions th Percentile Freeway Off-Ramp Vehicle Queues Cumulative Plus Project Mitigated Conditions Peak Hour Freeway LOS Cumulative Conditions ALTERNATIVES 5-1 Unmitigated Reduced Density Alternative Operational Emissions Alternative Environmental Impacts Comparison ix