Effectiveness of Larger-Area Exclusion Booming to Protect Sensitive Sites in San Francisco Bay Final Report Prepared for California Department of Fish & Game Oil Spill Prevention and Response (OSPR) 425 G Executive Court North Fairfield, CA 94534-4019 Prepared by Dagmar Schmidt Etkin, PhD Environmental Research Consulting 41 Croft Lane Cortlandt Manor, NY 10567-1160 SSEP Contract No. P0775013 30 September 2009 Effectiveness of Larger-Area Exclusion Booming to Protect Sensitive Sites in San Francisco Bay Final Report Prepared by Dagmar Schmidt Etkin, PhD Environmental Research Consulting 41 Croft Lane Cortlandt Manor, NY 10567-1160 USA Prepared at the Request of Carl Jochums California Department of Fish & Game Oil Spill Prevention and Response (OSPR) 425 G Executive Court North Fairfield, CA 94534-4019 Submitted to Bruce Joab, SSEP Coordinator and Contract Manager Office of Spill Prevention and Response CA Department of Fish and Game 1700 K Street, Suite 250 Sacramento, CA 95811 Phone 916-322-7561 SSEP Contract No. PO775013 Note: This study was conducted in collaboration with Applied Science Associates (ASA), Inc., of South Kingston, RI, under SSEP Contract No. PO775010. ASA submitted a separate Final Report entitled Transport and Impacts of Oil Spills in San Francisco Bay – Implications for Response. i Effectiveness of Larger-Area Exclusion Booming to Protect Sensitive Sites in San Francisco Bay Contents Contents ........................................................................................................................................................ ii List of Tables ............................................................................................................................................... iv List of Figures .............................................................................................................................................. vi Executive Summary ...................................................................................................................................... 1 Abstract ......................................................................................................................................................... 2 Introduction ................................................................................................................................................... 2 Modeling Approach ...................................................................................................................................... 4 Phase 1 Scenarios .......................................................................................................................................... 4 Phase 1 Booming Strategies .......................................................................................................................... 5 Phase 1 Modeling Results ............................................................................................................................. 8 Richmond Inner Harbor ............................................................................................................................ 8 Tiburon/Belvedere Coves and Richardson Bay ...................................................................................... 10 Grizzly Bay ............................................................................................................................................. 12 Phase 1 Conclusions on Boom Effectiveness ............................................................................................. 15 Phase 2 Scenarios ........................................................................................................................................ 17 Phase 2 Booming Strategies ........................................................................................................................ 17 Grizzly Bay ............................................................................................................................................. 17 Honker Bay ............................................................................................................................................. 18 Central Bay ............................................................................................................................................. 18 Phase 2 Modeling Results – Martinez Spills .............................................................................................. 19 HFO Spill at Martinez ............................................................................................................................. 19 Diesel Spill at Martinez ........................................................................................................................... 21 Crude Spill at Martinez ........................................................................................................................... 23 Phase 2 Modeling Results – San Francisco Docks Spills ........................................................................... 25 HFO Spill at San Francisco Docks.......................................................................................................... 25 Diesel Spill at San Francisco Docks ....................................................................................................... 27 Crude Spill at San Francisco Docks ........................................................................................................ 29 Phase 2 Boom Effectiveness – Martinez Spills .......................................................................................... 31 Grizzly Bay ............................................................................................................................................. 31 Ryer Island/Honker Bay .......................................................................................................................... 31 Freeman Island/Honker Bay ................................................................................................................... 31 Phase 2 Boom Effectiveness – San Francisco Docks Spills ....................................................................... 33 ii Effectiveness of Larger-Area Exclusion Booming to Protect Sensitive Sites in San Francisco Bay Berkeley .................................................................................................................................................. 33 Oakland Harbor ....................................................................................................................................... 33 Bay Farm Island ...................................................................................................................................... 33 General Conclusions on Phase 2 Booming Results .................................................................................... 34 Phase 2 Cost Analyses ................................................................................................................................ 35 Basis of Protective Boom Costs .............................................................................................................. 35 Basis of Response Crew Costs ................................................................................................................ 36 Basis of Averted Shoreline Cleanup Costs ............................................................................................. 37 Calculated Averted Shoreline Response Costs ....................................................................................... 39 Benefits Analysis Conclusions.................................................................................................................... 40 Martinez Spills ........................................................................................................................................ 40 San Francisco Docks Spills ..................................................................................................................... 41 General Observations .............................................................................................................................. 42 Acknowledgements ..................................................................................................................................... 43 References ................................................................................................................................................... 44 Appendix A: Components of Boom Effectiveness ..................................................................................... 47 Entrainment ............................................................................................................................................. 47 Drainage .................................................................................................................................................. 48 Splash-over ............................................................................................................................................. 49 Submergence Failure............................................................................................................................... 49 Planing .................................................................................................................................................... 49 Structural or Stability Failure .................................................................................................................