Draft Subsequent Environmental Impact Report for the City of Roseville 2020 Transportation System Capital Improvements Program Update Public Works State Clearinghouse No. 2006062086 January 2007 Prepared by: 221 Main Street Suite 600 San Francisco, CA 94105 (415) 896-5858 Prepared for: 311 Vernon Street Roseville, CA 95678 Contact: Rob Jensen (916) 774-5331 www.roseville.ca.us/pw Table of Contents Table of Contents 1.0 INTRODUCTION ........................................................................................................... 1-1 1.1 Background and Purpose .................................................................................................. 1-1 1.2 Scope of the Subsequent EIR........................................................................................... 1-1 1.3 CEQA Process....................................................................................................................1-2 1.3.1 Environmental Review Process .......................................................................... 1-3 1.3.2 CEQA Compliance for Future Project-Related Approvals............................ 1-4 1.4 City of Roseville Mitigating Ordinances, Guidelines, and Standards.......................... 1-4 1.5 Levels of Significance......................................................................................................... 1-5 1.6 Organization of this Draft Subsequent EIR................................................................... 1-6 2.0 EXECUTIVE SUMMARY............................................................................................. 2-1 2.1. Overview of the Proposed Project................................................................................... 2-1 2.2. Effects Found to be Less than Significant...................................................................... 2-1 2.3. Effects Found to be Potentially Significant.................................................................... 2-2 2.4. Alternatives to the Proposed Project............................................................................... 2-2 2.5. Unavoidable Adverse Effects ........................................................................................... 2-3 2.6. Potential Areas of Controversy ........................................................................................ 2-3 2.7. Summary Table ...................................................................................................................2-4 3.0 PROJECT DESCRIPTION.............................................................................................. 3-1 3.1 Introduction ........................................................................................................................ 3-1 3.2 Project Location and Jurisdiction..................................................................................... 3-2 3.3 Project Background and History...................................................................................... 3-2 3.4 Project Objectives............................................................................................................... 3-4 3.5 Project Description ............................................................................................................ 3-5 3.5.1 Revisions to Intersections Incorporated into the CIP .................................... 3-5 3.5.2 Roadway and Intersection Modifications.......................................................... 3-6 3.5.3 Level of Service ................................................................................................... 3-10 3.6 Public Participation in the Project Approval Process ................................................. 3-11 3.7 Project Schedule................................................................................................................3-12 3.8 Required Permits and Approvals ................................................................................... 3-12 4.0 ENVIRONMENTAL ANALYSIS .................................................................................. 4-1 4.1 Transportation and Circulation ..................................................................................... 4.1-1 4.1.1 Introduction........................................................................................................ 4.1-1 4.1.2 Environmental Setting....................................................................................... 4.1-1 4.1.3 Regulatory Setting ............................................................................................4.1-12 4.1.4 Impacts ..............................................................................................................4.1-14 4.1.5 Mitigation Measures.........................................................................................4.1-51 4.2 Air Quality ........................................................................................................................ 4.2-1 4.2.1 Introduction........................................................................................................ 4.2-1 4.2.2 Environmental Setting....................................................................................... 4.2-1 4.2.3 Regulatory Setting .............................................................................................. 4.2-9 4.2.4 Impacts ..............................................................................................................4.2-11 4.2.5 Mitigation Measures.........................................................................................4.2-19 R:\07rvillecipdeir\TOC.doc i Roseville 2020 CIP Update Subsequent EIR Table of Contents 4.3 Noise.................................................................................................................................. 4.3-1 4.3.1 Introduction........................................................................................................ 4.3-1 4.3.2 Environmental Setting....................................................................................... 4.3-1 4.3.3 Regulatory Setting.............................................................................................. 4.3-4 4.3.4 Impacts ................................................................................................................ 4.3-6 4.3.5 Mitigation Measures.........................................................................................4.3-10 4.4 Biological Resources........................................................................................................ 4.4-1 4.4.1 Introduction........................................................................................................ 4.4-1 4.4.2 Environmental Setting....................................................................................... 4.4-3 4.4.3 Regulatory Setting ............................................................................................4.4-11 4.4.4 Impacts ..............................................................................................................4.4-15 4.4.5 Mitigation Measures.........................................................................................4.4-21 4.5 Cultural Resources........................................................................................................... 4.5-1 4.5.1 Introduction........................................................................................................ 4.5-1 4.5.2 Environmental Setting....................................................................................... 4.5-1 4.5.3 Existing Conditions ........................................................................................... 4.5-6 4.5.4 Regulatory Setting .............................................................................................. 4.5-7 4.5.5 Local Regulations.............................................................................................4.5-10 4.5.6 Impacts ..............................................................................................................4.5-11 4.5.7 Mitigation Measures.........................................................................................4.5-12 5.0 OTHER CEQA CONSIDERATIONS............................................................................. 5-1 5.1 Significant Irreversible Environmental Changes............................................................ 5-1 5.2 Cumulative Impacts............................................................................................................ 5-1 5.2.1 Introduction........................................................................................................... 5-1 5.2.2 Development Considered In Cumulative Impact Analysis ............................ 5-2 5.2.3 Cumulative Impact Assessment ....................................................................................... 5-2 5.3 Growth-Inducing Impacts............................................................................................... 5-32 5.4 Significant and Unavoidable Adverse Impacts............................................................. 5-33 6.0 PROJECT ALTERNATIVES.......................................................................................... 6-1 6.1. Introduction ........................................................................................................................ 6-1 6.2. Alternatives Considered and Eliminated From Further Analysis................................ 6-2 6.3.