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S E C 0 R <br /> 3.7 Monitoring Well Sampling and Analysis <br /> Groundwater samples were collected from each well following development activities and <br /> submitted to a California certified laboratory under chain-of-custody documentation and <br /> analyzed for TPHg, STEX, TBA, MtBE, DIPE, EtBE, TAME, 1,2-DCA, EDB, and ethanol by EPA <br /> Method 8260B SECOR requested STL analyze for TPHg, but their report lists this analyte as J ,r <br /> GRO A certified laboratory report with chain-of-custody documentation is included in Appendix <br /> E a <br /> 38 Well Surveying fi <br /> ' On April 18 2005, Morrow Surveying of West Sacramento, <br /> California performed a site survey of <br /> the newly installed C monitoring zone monitoring wells The wells were surveyed to establish <br /> their horizontal positions with respect to North American Datum 1986 (NAD 83) coordinates, ,r, <br /> ' and to establish elevation of the top of casing with respect to mean sea level (msl) The survey �• <br /> Fy x <br /> data is included in Table 1 <br /> 39 Soil Cuttings and Purge Water ;zl <br /> w bb <br /> Sod cuttings generated during the installation of MW-15 were stored in a 15 cubic yard capacity <br /> roll-off box that was staged onsite On January 7, 2005, MP Environmental Services, Inc of <br /> ' Yolo, California (a California certified disposal contractor) transported the contents of the roll-off �k <br /> box to Forward Inc landfill facility located in Manteca, California for disposal The landfill <br /> approval number was 5022 <br /> nF�di 3 <br /> Purged groundwater generated during the installation of MW-15 was stored in a 6,500-gallon <br /> poly container that was staged onsite Onyx Idustrial Services of Benicia, California transported 1! <br /> ' the purged groundwater to ConocoPhillips refinery in Rodeo, California for disposal <br /> All soil cuttings, equipment decon water and purged groundwater that were generated during <br /> ' the installation and development of MWA6 and MWA7 was stored in DOT approved 55-gallon <br /> capacity drums and staged onsite In total 37 drums of investigation derived waste were 4 <br /> generated On April 27, 2005, Filter Recycling Services of Colton, California transported the <br /> drums to their licensed facility in Rialto, California for disposal <br /> ' Waste disposal documents are included in Appendix F <br /> p pp <br /> 310 EDF Upload <br /> Well installation documentation was uploaded to the State of California Geotracker database <br /> 1 <br /> r <br /> Updated SCM 2005 doe 8 ~ r <br /> 77CP 64409 05 0005 ��' <br />