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Cumulative Table of W*ta and Analytical Results - <br /> Vertical Measurements are in feet Analytical results are in parts per billion(ppb) <br /> h Well Ground Depth <br /> DATE Head Water To' Notes TPH- Benzene Toluene Ethyl- Xylene MTBE <br /> t Elev Elev Water Gasoline Benzene <br /> M,W-6 <br /> I <br /> 03/11/92 1 43 -1556 1699 <br /> 03/17/92 1 43 -1552 1695 - 3900 63 23 370, 57 -- <br /> 06/29/92 1 43 -1705 1848 - 750 4 0 3 0 49 ND -- <br /> 12/10/92 1 43 -1765 1968 -- 700 ND 3 2 3 4' 0 6 --1 <br /> 02/04/93 1 43 -1556 1699 620 ND 1 7 0 3 ND <br /> 05/18/93 1 43 -1375 15 18 -- 760 ND 3 7 15 6 0 -- <br /> 08/05/93 1 43 -1462 1605 -- 1300 ND 77 3 9 16 -- <br /> 11/09/93 1 43 -1516 1659 -- 630 3 5 1 4 ND 0 8 -+ <br /> 01/18/94 1 43 -1482 16 25 -- 470 61 2 8 1 4 08 - <br /> 06/27/94 1 43 -1413 1556 320 3 5 1 1 16 35 -- <br /> 09/29/94 1 43 -1527 1670 780 8 0 2 5 49 55 -- <br /> 112/08/94 1 43 -1492 1635 -- 430 32 3 4 3 9 1 5 <br /> K <br /> 03/08/95 1 43 -1272 1415 90 <0 5 <0 5 <0 5 <0 5 --3 <br /> 1, <br /> 06I=/01/95 1 43 -11 18 1261 -- 1500 69 0 5 120 47 - <br /> 09/11/95 1 43 -1299 1442 1200 11 1 1 120' <1 0 -- <br /> 12/05/95 1 43 -1347 1490 - 2000 63 <5 0 200 19 -- <br /> 03/18/96 1 43 -943 1086 -- 220 26 <0 5 <0 5 <0 5 <br /> IY , <br /> 06/18/96 1 43 -960 11 03 -- 300 35 <0 5 <0 5 <0 5 18 <br /> 09/24/96 1 43 -1135 1278 -- 870 44 <0 5 0 9 13 47 <br /> I> <br /> 12/04/96 1 43 -1094 1237 - 200 <0 5 <0 5 <0 5 07 75 <br /> 02/25/97 1 43 -733 876 - 4700 25 2 0 91 I 12 891 <br /> 05/06/97 1 43 -764 907 -- 930 52 <0 5 1 8 <0 5 45' <br /> 09/29/97 1 43 -1041 11 84 -- r 410 16 0 6 <0 5 <0 5 23' <br /> 11/25/97 1 43 -1039 1182 160 3 7 <0 5 <0 5 <0 5 **1 <br /> 03/26/98 1 43 -463 6 06 "' 5900 <2 5 <2 5 41 27 <12, <br /> 06/24/98 143 -582 7 25 *** 2700 19 <2 0 53 <2 0 93; <br /> 09/10/98 1 43 -769 912 ` -- 340 4 1 4 7 <0 5 <0 5 38, <br /> 12%17/98 1 43 -772 915 130 1 9 <0 5 <0 5` <0 5 11 <br /> 03/10/99 1 43 -592 7.35 - 250 75 070 <0 5 <0 5 <2 5 <br /> ' r , <br /> MTBE by EPA 8260 was detected at 38 ppb Ethanol,t-Butanol, DIPS,TAME and ETBE by EPA 8260 and Methanol by EPA 8020 were not detected, <br /> see lab report for detection limits i <br /> No value for MTBE could be determined, see lab report <br /> '** See Table of Additional Analyses <br /> t , 3 <br /> j� r <br /> Blaine Tech Services,Inc 990310 Z 1 1st-Q 1999 Monitoring at Chevron 9-4275 2905 W Benjamin Holt Dr,Stockton,CA 11 <br />