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i <br /> gi <br /> Mary Meays, RENS <br /> March 11, 1993 <br /> 455 GRANT LINE RD <br /> TRACY CA <br /> 7-11 FOOD STORE <br /> SITE CODE: 1409 <br /> On site Hector Merino and Randy Phillips of Groundwater <br /> Technology, Inc. <br /> Samplers just completed sampling 1:30 p.m. - Samples stored in an <br /> ice chest with crushed ice - Thermometer present, reading 400 <br /> fahrenheit <br /> Depth to water measurements <br /> MW- 1 3 . 11 <br /> MW- 2 4 .23 <br /> MW- 3 4 . 0 <br /> MW- 4 4. 3 <br /> MW- 5 3 . 65 <br /> MW-- 6 3 . 64 <br /> MW- 8 3 . 17 <br /> MW- 9 3 .80 <br /> MW-10 3 . 66 <br /> MW-11 3 .28 <br /> MW-12 4. 55 <br /> MW-13 3 . 01 <br /> MW-14 3 .80 <br /> MW-15 2 .80 <br /> Hector indicated that the wells recharged to 100% prior to <br /> sampling - Chain of Custody completed <br /> MW-4 , MW-10, MW-11 and MW-14 new locks installed <br /> Wells were indicated to be in good condition <br /> MW-14 There was no lid on the monument casing and there was no <br /> lock on the well. Hector tightened the pressure cap as tight as <br /> he could and installed a new lock. <br /> MW-1 analyzed BTEX-TPH gasoline total dissolved solids, <br /> chlorides, nitrates, trace electrical conductivity, sulfate pH, <br /> TPH Diesel, 608 for pesticides, 601 purgable halocarbons, 602 <br /> airomatics in soluble lead <br /> MW-4 was analyzed in addition to BTEX-TPH gasoline, TDS chloride, <br /> nitrates, EC, sulphate, and pH and <br />