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TabuGroundwater Monitoring D d Analytical Results <br /> Chevron Service Station#9-1848 <br /> 1257 Yosemite Avenue <br /> Vertical Measurements are in feet Manteca,California Analytical Results are in parts per billion(ppb) <br /> Well Ground Depth Total <br /> DATE Head Water To TPH- TPH- Benzene Toluene Ethyl- Xylenes MTBE Oil& <br /> Elev Elev Water Diesel Gasoline Bemene Grease <br /> C-1 (cont) <br /> 02110/98 2716 1363 13 73 -- <50 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> 05!20/98 27 36 1602 11 34 110 062 <0 5 12 <0 5 4 6 <br /> 08/10/98 2736 15 14 1222 - 270 <0 5 <0 5 15 <0 5 5 7 <br /> 11/18/98 2736 1500 1236 <50 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> 02/18/99 2716 1564 1172 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 05/25/99 27 36 15 43 11 93 -- 89 <0 5 <0 5 077 <0 5 5 8 <br /> 08/11/99 27 36 1391 1345 123 1 36 0 703 1 06 <0 5 5 13 <br /> 11/23/99 27 36 1361 1375 - <50 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> 02/02/00 2736 1395 1341 220 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> 05/18/00 2736 1465 1271 - <50 <0 50 <0 50 <0 50 <0 50 <2 5 <br /> 08/03/00 2736 1337 1399 -• 190, 067 <0 50 4 4 <0 50 6 2 -- <br /> C-2 <br /> 07/29/91 27 10 998 1812 70 710 0 8 1 1 15 71 -- <5000 <br /> 10/29/91 27 10 1031 1679 -- 680 16 0 9 16 44 - <br /> 01124/92 27 10 1168 1542 -- 1700 34 <0 5 72 33 <br /> 04/17/92 27 10 1202 1508 -- 3400 100 <5 0 170 44 <br /> 10/07/92 27 10 875 1835 -- 180 19 <0 5 4 5 1 8 <br /> 11/17/92 27 10 9 88 1722 -- <50 0 9 0 5 1 8 2 1 <br /> 02/20/93 27 10 1290 1420 <50 <0 5 <0 5 <0 5 <0 5 <br /> 05/19/93 27 10 1164 1546 900 22 0 9 23 34 <br /> 08/26/93 27 10 794 1916 - <50 <0 5 <0 5 <0 5 <1 5 <br /> 11/22/93 2710 1075 1635 - <50 0 9 <0 5 <0 5 0 6 <br /> 02/02/94 27 10 1225 1485 -- 210 1 4 2 5 8 8 1 i <br /> 05/10/94 2710 1206 1504 - 140 22 <05 70 70 - <br /> 9 1848 xis/#386392 2 AS of 0810100 <br />