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102 5 Wilson <br /> IW-46 Dual 72-74 Dual nested <br /> nested w/ B <br /> IW-4A <br /> IW-5A 11/27/12 75.5 57-59 Dual nested <br /> B, A B B <br /> IW-513 Dual 65-67 Dual nested <br /> nested w/ B <br /> IW-4B <br /> TOTAL: <br /> Boring/well logs:SCM 2/12/07(MW-4 and 5 lacking well detail, MW-17 AB not in logs,ever installed?), IW wells logs in Well Installation and <br /> Destruction Report 1/4/13 <br /> Total depths are reflective of actual boring depths, not just where the casing sits. <br /> *A16-wells are dual nested with the"B" as the deeper casing. <br /> **Sampling schedule per letter 2/23/09. For gauge only for DTW wells, impact may be from other sites(101 S Wilson Top Filling Station and 130 <br /> S Wilson ARCO)see letter 2/23/09 pg.3. Other wells(MW-11, MW-12, MW-15A,and MW-15B MTBE impact believed to be from ARCO but these <br /> wells contain 1,2-DCA believed from 102 S. Wilson) <br /> EHD field installation report's notes used as first priority to gather info. If insufficient,went to Activity Action (narrative in file), EHD permit, <br /> boring logs, consultant reports, ... <br /> Key: r <br /> EHD Confirmatory Sources of Information: <br /> A=Activity Action entry(entry date implied on same date as unless noted otherwise) <br /> F= Field Report(e.g. installation)/notes by EHD inspector(report date implied on same date as install unless noted otherwise);typically in blue <br /> section of file <br /> P= Permit <br /> Consultant report info: <br />