VALLEJO TRANSIT CENTER AT CURTOLA PARKWAY AND LEMON STREET ENVIRONMENTAL IMPACT REPORT State Clearinghouse No. 2011012034 DRAFT Prepared by: City of Vallejo 555 Santa Clara Street Vallejo, CA 94590 With the Assistance of: Stantec Consulting Services Inc. 3875 Atherton Road Rocklin, CA 95765 December 2011 VALLEJO TRANSIT CENTER AT CURTOLA PARKWAY AND LEMON STREET December 2011 Table of Contents 1.0 INTRODUCTION .............................................................................................................. 1.1 1.1 PURPOSE OF THE EIR.................................................................................................... 1.1 1.2 PROPOSED PROJECT .................................................................................................... 1.1 1.3 EIR SCOPE ...................................................................................................................... 1.2 1.4 REPORT ORGANIZATION ............................................................................................... 1.2 1.5 AVAILABILITY OF THE DRAFT EIR ................................................................................. 1.3 2.0 SUMMARY ....................................................................................................................... 2.1 2.1 PROJECT UNDER REVIEW ............................................................................................. 2.1 2.2 SUMMARY OF IMPACTS AND MITIGATION MEASURES .............................................. 2.1 2.2.1 Summary of Initial Study Findings ...................................................................... 2.1 2.2.2 Potential Areas of Controversy ........................................................................... 2.2 2.2.3 Significant Impacts ............................................................................................. 2.2 2.2.4 Significant and Unavoidable Impacts .................................................................. 2.3 2.2.5 Cumulative Impacts ............................................................................................ 2.3 2.2.6 Alternatives to the Proposed Project................................................................... 2.3 2.3 SUMMARY TABLE ........................................................................................................... 2.3 3.0 PROJECT DESCRIPTION ................................................................................................ 3.1 3.1 PROJECT SITE ................................................................................................................ 3.1 3.2 PROJECT OBJECTIVES .................................................................................................. 3.5 3.3 PROPOSED PROJECT .................................................................................................... 3.6 3.3.1 Functional Design ............................................................................................... 3.6 3.3.2 Principal Phases of the Project ......................................................................... 3.10 3.3.3 Other Related Improvements............................................................................ 3.11 3.3.4 Visual Resource Considerations to the Design ................................................. 3.12 3.3.5 Temporary Parking During Construction ........................................................... 3.14 3.4 USE OF THIS EIR........................................................................................................... 3.16 4.0 SETTING, IMPACTS, AND MITIGATION ......................................................................... 4.1 4.1 AESTHETICS ................................................................................................................... 4.1 4.1.1 Regulatory Setting .............................................................................................. 4.1 4.1.1.1 Regional/Local ................................................................................................... 4.1 4.1.2 Environmental Setting ........................................................................................ 4.2 4.1.3 Impacts and Mitigation Measures ....................................................................... 4.4 4.1.3.1 Methodology ....................................................................................................... 4.4 4.1.3.2 Criteria of Significance...................................................................................... 4.14 4.1.3.3 Project Impacts ................................................................................................ 4.14 4.2 AIR QUALITY .................................................................................................................. 4.18 4.2.1 Regulatory Setting ............................................................................................ 4.18 4.2.1.1 Federal ............................................................................................................. 4.18 4.2.1.2 State ................................................................................................................. 4.20 i j:\pl\marcus\curtola-lemon st. transit center\draft eir.doc i VALLEJO TRANSIT CENTER AT CURTOLA PARKWAY AND LEMON STREET December 2011 Table of Contents 4.2.1.3 Regional ........................................................................................................... 4.22 4.2.1.4 Local ................................................................................................................ 4.24 4.2.2 Environmental Setting ...................................................................................... 4.25 4.2.3 Impacts and Mitigation Measures ..................................................................... 4.30 4.2.3.1 Methodology ..................................................................................................... 4.30 4.2.3.2 Criteria of Significance...................................................................................... 4.30 4.2.3.3 Project Impacts ................................................................................................ 4.31 4.3 BIOLOGICAL RESOURCES ........................................................................................... 4.44 4.3.1 Regulatory Setting ............................................................................................ 4.44 4.3.1.1 Federal ............................................................................................................. 4.44 4.3.1.2 State ................................................................................................................. 4.45 4.3.1.3 Regional/Local ................................................................................................. 4.46 4.3.2 Environmental Setting ...................................................................................... 4.46 4.3.3 Impacts and Mitigation Measures ..................................................................... 4.51 4.3.3.1 Methodology ..................................................................................................... 4.51 4.3.3.2 Criteria of Significance...................................................................................... 4.52 4.3.3.3 Project Impacts ................................................................................................ 4.53 4.4 CULTURAL RESOURCES .............................................................................................. 4.54 4.4.1 Regulatory Setting ............................................................................................ 4.54 4.4.1.1 Federal ............................................................................................................. 4.54 4.4.1.2 State ................................................................................................................. 4.56 4.4.1.3 Regional/Local ................................................................................................. 4.59 4.4.2 Environmental Setting ...................................................................................... 4.62 4.4.3 Impacts and Mitigation Measures ..................................................................... 4.66 4.4.3.1 Methodology ..................................................................................................... 4.66 4.4.3.2 Criteria of Significance...................................................................................... 4.67 4.4.3.3 Project Impacts ................................................................................................ 4.68 4.5 GEOLOGY AND SOILS .................................................................................................. 4.72 4.5.1 Regulatory Setting ............................................................................................ 4.72 4.5.1.1 Federal ............................................................................................................. 4.72 4.5.1.2 State ................................................................................................................. 4.72 4.5.1.3 Regional/Local ................................................................................................. 4.73 4.5.2 Environmental Setting ...................................................................................... 4.74 4.5.3 Impacts and Mitigation Measures ..................................................................... 4.82 4.5.3.1