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Cumulative Table of Wta and Analytical Results <br /> I� <br /> Vertical Measurements are in feet Analytical results are in parts per billion b <br /> j; Well Ground Depth <br /> DATE Head Water To Notes TPH- Benzene Toluene Ethyl- Xylene MTBE <br /> 11 Elev Elev Water Gasoline Benzene <br /> M W-7 <br /> 03/11/92 3 14 -1410 1724 <br /> 03%17/92 3 14 -1401 1715 -- ND ND ND ND ND --, <br /> 06/29/92 314 -1599 19 13 ND ND ND ND ND - <br /> 12/10/92 314 -1646 1960 -- ND ND ND ND ND -- <br /> 02/04/93 3 14 -1439 1753 -- ND ND ND ND ND -- <br /> 05/18/93 314 -1252 1566 -- ND ND ND ND' ND - <br /> 08/05/93 314 -1342 1656 -- ND ND ND ND ND --, <br /> 11/09/93 314 -1415 1729 -- ND ND ND ND ND -- <br /> 01/18/94 314 -1354 1668 -- ND ND ND ND' ND -- <br /> 06/27/94 314 -1313 16 27 -- ND ND ND ND, ND --1 <br /> 09/29/94 314 -1433 1747 -- ND ND ND ND ND -- <br /> 12,/06/94 314 -1402 1716 <50 <0 5 <0 5 <0 5. <0 5 - <br /> 03/08/95 314 -11 88 1502 -- <50 <0 5 <0 5 <0 5 <0 5 --j <br /> 06/01/95 314 -1037 1351 - <50 <0 5 <0 5 <0 5 <0 5 --_ <br /> 09/11/95 314 -1223 1537 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 12/05/95 314 -1276 1590 - <50 <0 5 <0 5 <0 5 <0 5 --, <br /> 03/18/96 314 -912 12 26 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 06/18/96 314 -913 1227 <50 <0 5 <0 5 <0 5 <0 5 <5 0j <br /> 09/24/96 3 14 -1094 1408 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0, <br /> 12/04/96 314 -1062 1376 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0' <br /> 02/25/97 3 14 -661 975 -- 80 <0 5 <0 5 <0 5 12 <5 0 <br /> 05/06/97 314 -762 1076 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0, <br /> 09/29/97 314 -1034 1348 - <50 <0 5 <0 5 <0 5 <0 5 <5 0, <br /> 11/25/97 314 -1026 1340 <50 <0 5 <0 5 <0 5 <0 5 <2 5� <br /> 03/26/98 314 -406 720 ** <50 <0 5 <0 5 <0 5" <0 5 <2 5, <br /> 06/24/98 314 -586 900 `* <50 <0 5 <0 5 <0 5 <0 5 4 8' <br /> 09/10/98 314 -774 1088 - <50 <0 5 <0 5 <0 5 <0 5 5 11 <br /> 12/17/98 314 -759 1073 -- <50 <0 5 <0 5 <0 5 <0 5 2 7 <br /> 03/10/99 314 -593 9 07 - <50 <0 5 <0 5 <0 5 <0 5 <2 5; <br /> ,I <br /> i <br /> - <br /> it l <br /> *MTBE, Ethanol,t-Butanol, DIPS,TAME and ETBE by EPA 8260 and Methanol by EPA 8020 were not detected; see lab report for detection limits <br /> "* See Table of Additional Analyses r <br /> S <br /> !' Blaine Tech Services, Inc 990310-Z-1 1 st-Q 1999 Monitoring at Chevron 9-4275 2905 W Benjamin Holt Dr,Stockton,CA 12 <br />