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Table 1 <br /> t• HISTORICAL GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA <br /> CHEVRON SERVICE STATION NO 9-1848 <br /> 1257 W Yosemite Avenue,Manteca California <br /> WELL 1D/ ETHYL- <br /> 1rLE11ATtON TOLMNE BENZENE XYi�NES TPH--G TPH-D TOG QTW SPT WTE <br /> tJC ��131ENIZIENE <br /> b b b b b b b feet fest feet <br /> C1 <br /> 2762 07/29/91 92 29 38 35 1,100 - - 17.29 000 10.33 <br /> 10/29/91 42 08 33 43 320 -- -- 1711 000 1051 <br /> 01124/92 as NO:: 3.7 21 280 - - 1565 000 1197 <br /> 04/17/92NO 54 360 - -- 1542 000 1220 <br /> 10/07/92 37 1 0 5 B 1 0 41 118116.1", 000 946 <br /> C2 \---01- <br /> 2710 07/2919i 08 1.1 15 71 710 70 NO 1812 0 00 898 <br /> 10/29/91 16 09 16 44 680 -- - 1679 000 1031 <br /> 01/24/92 34 ND 72 33 1,700 -- -- 1542 000 1168 <br /> 04/17/92 100 NO 170 44 9,400 -- - 1508 000 1202 <br /> 10/07/92 9 ND 4 8 1 -- -- 1835V 000 875 <br /> C3 <br /> 2792 D7/29/9i ND ND ND NO ND - -- 1875 000 917 <br /> 10/29/91 ND ND NO ND ND - -- 17,53 000 1039 <br /> 01/24/92 ND 13 ND ND 140 -- -- 1616 000 1176 <br /> 04/17/92 NO ND NO ND ND -- -- 1577 000 1215 <br /> 10/07/92 NO. NO ND ND ND.,-" - -- 1915, 000 B 77 <br /> TB <br /> 07/29/91 ND ND ND ND NO - _ _ _ <br /> 10/29/91 NO NO ND NO NO <br /> 01/24/92 ND ND ND ND ND <br /> 04/17/92 ND ND NO ND NO <br /> 10 07 ND.V ND NO N ND -f <br /> Exalanatron <br /> TPH-G=Total Petroleum Hydrocarbons as Gasoline(ppb) <br /> PPB= Parts Per Billion TB=Trip Blank <br /> TPH-0-Total Petroleum Hydrocarbons calculated as Diesel <br /> TOG=Total Oil and Grease <br /> SPT=Separate-phase hydrocarbon thickness <br /> WTE=Water table elevation <br /> TOO=Top of casing elevation <br /> NO= Not detected at or above the quantitation limit <br /> NOTE See laboratory reports for Minimum Quantitation Umrts(MQL's) <br /> -- =Not sam led or analyzed <br /> WTA61 WO <br /> • <br /> GROUNDWATER <br /> R ---� TECHNOLOGY <br />