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1 . Introduction <br /> SFPP,L.P.,an operating partnership of Kinder Morgan Energy Partners, L.P. (SFPP) <br /> retained CH2M HILL to report groundwater monitoring activities at the SFPP,L.P.Holt <br /> Release Site,located in Holt, California (the Site).This monitoring report was prepared on <br /> L behalf of SFPP for submittal to the Central Valley Regional Water Quality Control Board <br /> (RWQCB). Groundwater monitoring and reporting are performed under Monitoring and <br /> Reporting Program(MRP) No. R5-2007-0831 issued by the RWQCB on November 29,2007. <br /> This report fulfills the reporting requirements for the second semiannual and annual 2011 <br /> monitoring periods in accordance with the MRP.The location and layout of the Site are <br /> shown in Figures 1 and 2,respectively. <br /> L <br /> 1 .1 Organization <br /> This report is organized as follows: <br /> Section 1 presents the report introduction and background. <br /> 1. Section 2 presents the monitoring results for the second semiannual period 2011. <br /> Section 3 presents the annual report for 2011. <br /> Appendix A presents the field data collected by Blaine Tech Services for the second <br /> semiannual 2011 monitoring period. <br /> Appendix B presents the laboratory reports by Alpha Analytical for the second semiannual <br /> 2011 monitoring period. <br /> i Appendix C presents historical groundwater elevation and concentration data. <br /> ti.. <br /> Appendix D presents time series charts for groundwater elevation and groundwater <br /> concentration data. <br /> 6. Appendix E presents long-term concentration trend charts,which are the charts in <br /> Appendix D,but with expanded scales. <br /> Appendix F presents the tables and figures from the first semiannual 2011 groundwater <br /> monitoring report(CH2M HILL,2011). <br /> 1 .2 Background <br /> SFPP owns and operates an underground petroleum pipeline connecting Stockton(Stockton <br /> )unction)to the San Francisco Bay Area (Concord Station).The pipeline release occurred in <br /> February 1986 approximately 7 miles west of Stockton near Holt, California (Figures 1 <br /> Land 2).Spill and emergency response activities were performed to clean up and contain fuel <br /> from the spill. A bypass pipeline was constructed around the leaking section, and the <br /> pipeline was placed back in service by March 1986 (Figure 2). The release area is bounded to <br /> L ES102/1116330BSCOILW3521.DOCYA 12970003 11 <br />