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i <br /> jl Cumulative Table of W*ta and Analytical Results <br /> d <br /> Vertical Measurements are in feet Analytical results are in parts per billion b <br /> � Well Ground Depth <br /> DATE Head Water To Notes TPH- Benzene Toluene Ethyl- Xylene MTBE <br /> 1i Elev Elev Water Gasoline Benzene <br /> MW-4 <br /> , <br /> 03/22/89 2 81 -1348 1629 -- ND ND NO ND ND --' <br /> 06/12/89 2 81 -1416 1697 -- NO ND NO ND ND - <br /> 09/07/89 2 81 -1554 1835 -- 170 1 7 NO NO ND --' <br /> 12/18/89 2 81 -1499 1780 -- NO ND NO ND ND -- <br /> 03/20/90 2 81 -1459 1740 - 85 2 9 NO NO 0 9 --' <br /> 07/03/90 2 81 -1524 1805 -- 93 ND NO NO NO <br /> 10/19/90 2 81 -1677 1998 - 73 ND 2 8 1 5 ND 2 <br /> 03/17/91 2 81 -1638 1919 -- 150 ND ND ND NO <br /> 03/19/91 2 81 -- -- - 100 NO NO ND NO —, <br /> 07/18/91 2 81 -1624 1905 -- 81 ND ND ND NO -- <br /> 10/31/91 2 81 -1671 1952 -- 180 NO ND ND ND -- <br /> 01j/16/92 2 81 -1601 1882 -- ND ND ND 0 5 2 0 -- <br /> 03/11/92 2 81 -1509 1790 -- -- <br /> 03/17/92 281 -1497 1778 - 150 29 97 30 97 --' <br /> 06/29/92 2 81 -1659 1940 - 130 2 9 0 6 0 9 1 1 -- <br /> 12/10/92 2 81 -1722 2003 - ND NO ND NO NO - <br /> 02/04/93 2 81 -1554 1835 - 64 ND ND ND NO -- <br /> 05/18/93 2 81 -1323 1604 NO ND NO ND NO <br /> 08105/93 2 81 -1402 1683 -- ND NO ND ND ND <br /> 111/09/93 281 -1471 1752 -- NO ND ND ND ND - <br /> 01/18/94 281 -1412 1693 -- ND NO NO ND ND , <br /> 06/27/94 2 81 -1363 16 44 -- ND NO NO NO NO <br /> 09/29/94 2 81 -1483 1764 -- ND NO NO ND NO --� <br /> 12/08/94 2 81 -1455 1736 -- <50 <0 5 <0 5 <0 5 <0 5 - <br /> 03/08/95 2 81 -1268 1549 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 06/01/95 2 81 -1080 1361 -- <50 <0 5 <0 5 <0 5 1 3 <br /> 09111/95 2 81 -1252 1533 -- <50 <0 5 <0 5 <0 5 <0 5 --, <br /> 12/05/95 2 81 .1077 1358 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 03/18/96 2 81 -967 1248 -- <50 <0 5 <0 5 <0 5 <0 5 --' <br /> 06/18/96 2 81 -939 1220 80 <0 5 <0 5 <0 5 <0 5 65# <br /> I � <br /> CONTINUED ON NEXT PAGE <br /> " The TPH-Gasoline was 1400 ppb which was attributed to the presence of MTBE <br /> 5 s <br /> Blaine Tech Services,Inc 990310-Z-1 1st-O 1999 Monitoring at Chevron 9-4275 2905 W Benjamin Holt Dr,Stockton,CA 7 <br /> 4 <br />