Loading...
The URL can be used to link to this page
Your browser does not support the video tag.
Home
My WebLink
About
0._TOC
TABLE OF CONTENTS Pa2e I. INTRODUCTION............................................................................................................ 1-1 A. Introducti on.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 1-1 B. Purpose of the Draft EIR. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 1-1 C. Type of EIR. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 1-2 D. Draft EIR Review Process........................................................................................ 1-4 E. Intended Uses of the EIR .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 1-5 F. Organizati on of the Draft EIR. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . .. .. .. .. .. .. .. .. .. . 1-7 G. Levels of Significance............................................................................................... 1-8 II. EXECUTIVE SUMMARy............................................................................................ II-I A. Introducti on.. .. .. .. .. .. .. .. .. .. .. .. .. . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. II-I B. Proposed Proj ect ..................................................................................................... II-I C. Project Objectives ................................................................................................... 11-2 D. Significant Effects................................................................................................... 11-2 E. Areas of Controversy.............................................................................................. 11-2 F. Alternati ves . .. .. .. .. .. .. .. .. ... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ... II - 2 G. Environmental Impacts and Mitigation Measures .................................................. 11-3 III. PROJECT DESCRIPTION............................................................................................ 111-1 A. Overview of the Environmental Setting ................................................................111-1 B. Gateway Business Park Master Plan...................................................................... 111-8 C. Project Characteristics......................................................................................... 111-12 D. Project Objectives ................................................................................................ 111-25 E. Discretionary Actions.......................................................................................... 111-25 IV. ENVIRONMENTAL IMPACT ANALYSIS ............................................................ IV.A-l A. Impacts Found To Be Less Than Significant..................................................... IVA-l B. Aesthetics........................................................................................................... IVB-l C. Air Quality.................. ....................................................................................... IVC-l D. Biological Resources......................................................................................... IVD-l Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Pagei TABLE OF CONTENTS (CONTINUED) Pa2e E. Cultural Resources............................................................................................. .IVE-I F. Geology/Soils...................................................................................................... IVF-I G. Hazards/Hazardous Materials........... ................................................................. IVG-I H. Hydrology/Water Quality .................................................................................. IVH-I I. Land Use and Planning ........................................................................................IV.I-I J. Noise ................................................................................................................... IV.J-I K. Population and Housing..................................................................................... IVK-I L. Public Services.................................................................................................. ..IVL-I M. Transportation and Circulation ......................................................................... IVM-I N. Utilities/Service Systems................................................................................... IVN-I V GENERAL IMP ACT CATEGORIES........................................................................... . V-I A. Summary of Significant Unavoidable Impacts ....................................................... V-I B. Growth Inducing Impacts of the Proposed Project................................................. V-3 C. Significant Irreversible Environmental Changes .................................................... V-5 VI. ALTERNATIVES TO THE PROPOSED PROJECT ................................................... VI-I A. Purpose.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. VI-I B. Project Objectives.................................................................................................. VI-I C. Methodology.......................................................................................................... VI-2 D. Selected Alternatives............................................................................................. VI-3 E. Alternatives Analysis............................................................................................. VI-4 F. Environmentally Superior Alternative................................................................. VI-23 VII. PREPARERS OF THE EIR AND PERSONS CONSULTED.....................................VII-I VIII. REFERENCES........................................................................................................... VIII-I Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page ii TABLE OF CONTENTS APPENDICES (Appendices Files Located on Accompanying CD) Appendix A: Notice of Preparation (Nap), Revised Nap, and Responses to the Naps Appendix B: Gateway Precise and Master Plan Appendix C: Air Quality Data Appendix D: Tree Report Appendix E: Historic Report Appendix F: Soils Report Appendix G: Noise Data Appendix H: Traffic Data Appendix I: Water Supply Assessment Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page iii LIST OF FIGURES Pa2e Figure III-I: Regional and Project Site Location....................................................................... 111-2 Figure 111-2: Aerial Photograph................................................................................................. 111-3 Figure 111-3: Existing Master Plan Area Layout........................................................................ 111-4 Figure 111-4: Views of the Project Site Views 1-4..................................................................... 111-5 Figure III -5: Land Use Regulations Governing the Proj ect Area.............................................. 111-7 Figure 111-6: Views of Surrounding Uses Views 5-8.................................................................111-9 Figure 111-7: Aerial View of the Proposed Master Plan........................................................... 111-13 Figure 111-8: Conceptual Illustrative Master Plan.................................................................... 111-14 Figure 111-9: Phase la Precise Plan.......................................................................................... 111-15 Figure 111-10: Phase la and Ib Precise Plan ............................................................................111-16 Figure IYB-l: Photo Location Map...................................................................................... IYB-4 Figure IYB-2: View of the Project Site, Views 1-4.............................................................. IYB-5 Figure IYB-3: Views of the Project Site, Views 5-8 ............................................................ IYB-6 FigureIYB-4: Views of the Project Site, Views 9-12........................................................... IYB-7 Figure IYC-l: Facilities within 1/4-Mile Radius of Proposed Project ............................... IYC-28 Figure IYF-l: Project Site Geology .......................................................................................IYF-4 Figure IYH-l: Colma Creek Floodzone ............................................................................... IYH-3 Figure IV.I-l: Project Site General Plan Designations ............................................................IV.I-5 Figure IV.I-2: Project Site Zoning Designations .....................................................................IYI-7 Figure IV.J-l: Noise Measurement Locations ........................................................................ IV.J-3 Figure IV.J-2: Long Term Noise Measurement Results at Locations A and B ...................... IYJ-4 Figure IV.J-3: Genentech Child Care Facility Location....................................................... IYJ-14 Figure IYM-l: Area Map..................................................................................................... IYM-2 Figure IYM-2: Existing Intersection Lane Geometries and Control................................... IYM-3 Figure IYM-3: Existing AM Peak Hour Volumes............................................................... IYM-7 Figure IYM-4: Existing PM Peak Hour Volumes ............................................................... IYM-8 Figure IYM-5: Caltrain and BART Shuttle Maps ............................................................. IYM-18 Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page iv LIST OF FIGURES (CONTINUED) Pa2e Figure IYM-6: Year 2015 Base Case (W/O project) AM Peak Hour Volumes ................ IYM-25 Figure IYM-7: Year 2015 Base Case (W/O project) PM Peak Hour Volumes................. IYM-26 Figure IYM-8: Year 2015 Intersection Lane Geometries and Control.............................. IYM-28 Figure IYM-9: Year 2035 Base Case (W/O project) AM Peak Hour Volumes ................ IYM-36 Figure IYM-10: Year 2035 Base Case (W/O project) PM Peak Hour Volumes............... IYM-37 Figure IYM-11: Year 2035 Intersection Approach Lanes and Control............................. IYM-38 Figure IYM-12: Year 2015 Project Increment AM Peak Hour Volumes.......................... IYM-51 Figure IYM-13: Year 2015 Project Increment PM Peak Hour Volumes .......................... IYM-52 Figure IYM-14: Year 2015 Buildout AM Peak Hour Volumes ........................................ IYM-53 Figure IYM-15: Year 2015 Buildout PM Peak Hour Volumes......................................... IYM-54 Figure IYM-16: Project Increment 2009-2035 AM Peak Hour Volumes ......................... IYM-55 Figure IYM-17: Project Increment 2009-2035 PM Peak Hour Volumes.......................... IYM-56 Figure IYM-18: Year 2035 Buildout AM Peak Hour Volumes ........................................ IYM-57 Figure IYM-19: Year 2035 Buildout PM Peak Hour Volumes......................................... IYM-58 Figure IYM-20: Year 2015 Mitigations Intersection LOS Oyster PointlGateway ............ IYM-61 Figure IYM-21: Year 2015 Additional Mitigations Required........................................... IYM-69 Figure IYM-22: Year 2035 Mitigations............................................................................. IYM-75 Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page v LIST OF TABLES Table II-I Table 111-1 Table 111-2 Table IVC-l Table IVC-2 Table IVC-3 Table IVC-4 Table IVC-5 Table IVC-6 Table IVC-7 Table IVC-8 Table IVD-l Table IVH-l Table IV.I-l Table IVJ-l Table IVJ-2 Table IVJ-3 Table IVJ-4 Table IVJ-5 Table IVJ-6 Table IVJ-7 Table IVK-l Pa2e Summary of Impacts/Mitigation Measures..................................................... .11-5 Existing and Estimated Build Out ............................................................... 111-18 Development Standards (Pursuant to the City's Municipal Code for the Gateway Specific Plan District, Chapter 20.57) .................................... 111-19 2008 Estimated Average Daily Regional Emissions ................................. IVC-7 Ambient Pollutant Concentrations Registered at the San Francisco- Arkansas Street Station.............................................................................. IVC-9 Recommended AB32 Greenhouse Gas Measures to Be Initiated by CARB (Between 2007 and 2012) ...................................................... IVC-13 Air Pollutant Emissions from Project Operations (Lbs/Day) .................. IVC-22 Predicted Future Localized Carbon Monoxide Concentrations for Near-Term Projects (2015) ...................................................................... IVC-24 Predicted Future Localized Carbon Monoxide Concentrations for Master Plan Buildout (2020).................................................................... IVC-25 Proposed Project Estimated Health Risks................................................ IVC-29 Predicted Proposed Project Greenhouse Gas Emissions ......................... IVC-30 Potentially-Occurring Special Status Plant and Animal Species.............. IVD-9 Potential Pollutants from Industrial Activities......................................... IVH-l 0 Comparison of Project Characteristics to Applicable Regional and Local Plan Policies................................................................................... ..IVI-l 0 Short-Term Noise Measurement Results.................................................... IVJ-5 Land Use Criteria for Noise-Impacted Areas ............................................. IV.J-7 Maximum Permissible Noise Levels .......................................................... IV.J-8 Traffic Noise Levels with and without Project......................................... IVJ-12 Construction Noise Levels at Existing Land Uses.................................... IVJ-15 Vibration Levels at Nearby Receivers ...................................................... IVJ-17 Cumulative Traffic Noise Increases ......................................................... IVJ-19 Current and Future Population, Employment and Housing South San Francisco and San Mateo County....................................................... IVK-l Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page vi LIST OF TABLES (CONTINUED) Pa2e Table IYK-2 Population Projections: South San Francisco and Neighboring Communities 2005 to 2020........................................................................ IYK-2 Table IYK-3 Gateway Business Park Project Projected Employees .............................. IYK-7 Table IYM-l Signalized Intersection LOS Criteria........................................................ IYM-9 Table IYM-2 Unsignalized Intersection LOS Criteria.................................................... IYM-9 Table IYM-3 Intersection Level of Service Existing AM & PM Peak Hour ............... IYM-10 Table IYM-4 Summary of Existing US.10l Freeway Operation ................................ IYM-13 Table IYM-5 Detailed US.10l Freeway Existing Operating Conditions, May 2009 ........................................................................................................ IYM -13 Table IYM-6 Off-Ramp Capacity & Volumes at Diverge from Freeway Mainline Existing, Year 2015 & Year 2035.......................................................... IYM-14 Table IYM-7 On-Ramp Capacity & Volumes Existing, Year 2015 & Year 2035 ....... IYM-15 Table IYM-8 Transit Service-South San Francisco ................................................... IYM-19 Table IYM-9 Alliance Shuttle Service-South San Francisco..................................... IYM-20 Table IYM-10 Approved & Planned Developments by 2015 East of the US.10l Freeway Or Just West of the US.10l Freeway Contributing Significant Traffic to US.10l Interchanges In South San Francisco..... IYM-23 Table IYM-ll Intersection Level of Service Year 2015 AM & PM Peak Hour ............ IYM-29 Table IYM-12 95th Percentile Vehicle Queues*-Year 2015 Intersections at Or Near US. 101 Interchanges Potentially Impacted by the Gateway Project with Signal Timing for Optimized Level of Service .................. IYM-30 Table IYM-13 Year 2015 US. 101 Freeway Operating Conditions .............................. IYM-34 Table IYM-14 Trip Generation Summary East ofUS.10l Freeway Background Growth 2016-2035................................................................. ................. IYM-35 Table IYM-15 Trip Generation-Approved & Planned Local Area Development 2009-2035 (Without Gateway Project)................................................... IYM-35 Table IYM-16 Intersection Level of Service Year 2035 AM & PM Peak Hour ............ IYM-39 Table IYM-17 95th Percentile Vehicle Queues*-Year 2035 Intersections at Or Near US. 101 Interchanges Potentially Impacted by the Gateway Project with Signal Timing for Optimized Level of Service .................. IYM-42 Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page vii LIST OF TABLES (CONTINUED) Pa2e Table IYM-18 Year 2035 U.S. 101 Freeway Operating Conditions .............................. IYM-45 Table IYM-19 Year 2015 Gateway Trip Generation Summary (604,800 Sq.Ft. Offi ce ) . .. .. .. .. .. ... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ... IV.M -47 Table IYM-20 Year 2035 Gateway Trip Generation Total Project Buildout (1,231,000 Sq.Ft. Office) ........................................................................ IYM-48 Table IYM-21 Gateway + 180 & 200 Oyster Point Campus Trip Generation (2008- 2015) .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ... IV.M -49 Table IYM-22 Gateway + 180 & 200 Oyster Point Campus Trip Generation (2008- 2035) ....................................................................................................... IV.M -49 Table IYM-23 Year 2015 Project Traffic Distribution................................................... IYM-50 Table IYM-24 Mitigations for Intersection Level of Service Year 2015 AM & PM Peak Hour............................................................................................... IYM -62 Table IYM-25 Mitigations for Intersection Level of Service Year 2035 AM & PM Peak Hour ............................................................................................... IYM-76 Table IYN-1 WQCP Violations (2003-June 30, 2008)................................................... IYN-6 Table IYN-2 SSF District Supply Versus Demand (AFY) ........................................... IYN-29 Table VI-1 Project Alternative Scenarios......................................................................... VI-4 Table VI-2 Comparison of Alternatives to the Proposed Project................................... VI-24 Gateway Business Park Master Plan Draft Environmental Impact Report Table of Contents Page viii