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Table 1 <br /> HISTORICAL GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA <br /> CHEVRON SERVICE STATION NO 9-0342 <br /> 1347 SOUTH EL DORADO,STOCKTON,CALIFORNIA <br /> WELL ID/ ETHYL- FECAL <br /> ELEVATION BENZENE TOLUENE BENZENE XYLENES TPH-G COLIFORM DTW SPT WTE <br /> -..-._l <br /> OC DATE b b b b b m n feet feetff—fli <br /> MW-1 <br /> 11 66 08/20/80 05 ND ND ND 810 -- 4059 000 -2893 <br /> 01/09/91 ND as ND ND 180 -- 4286 000 -3120 <br /> 04/05/91 ND ND NO 10 96 -- 4335 000 -3169 <br /> 07/25/91 ND ND ND 07; 68 4433 000 -3267 <br /> 10/29/91 ND ND ND NO ND -- 4526 000 -3360 <br /> 01/14/92 ND ND ND ND ND -- 4529 000 --3363 <br /> 05/04/92 -- - - -- - -- 4387 000 -3221 <br /> 07/22/92 NO ND ND ND 82' - - 4542 400 -33 76 <br /> MW-2 <br /> 1209 08/20/90 NO ND ND ND ND -- 4081 000 -2872 <br /> 01/09/91 ND NO ND ND ND -- 4293 000 -3089 <br /> 04/05/91 ND ND ND ND ND -- 4350 000 -3141 <br /> 07125/91 NO NO NO ND ND -- 44Z7 000 -3248 <br /> 10/29/91 ND ND NO ND ND - 4548 0 DO -3339 <br /> 01/14/92 NO NO NO ND ND - 4547 000 -3338 <br /> D5/04/92 -- -- -- -- -- - 4410 000 -3201 <br /> 07/22/92 ND ND ND NO ND - 45 67 000 -33581 <br /> MW-3 <br /> 11 91 08/20/90 890 9 68 14 15000 -- 3941 000 -2750 <br /> 01109/91 18 23 22 49 380 - 4313 000 -31,22 <br /> 04/05/91 8 07 1 3 170 - 4364 000 -3173 <br /> 07/25/91 15 ND 1 0 25 190 ND 4457 000 -3266 <br /> 10/29/91 63 08 25 S5 360 -- 4551 000 -3360 <br /> 01/14192 14 38 68 95 780 - 4552 000 -3361 <br /> 05/04/92 57 37 It 26 520 -- 4413 000 -3222 <br /> 07122!92 ND ND 55 44 230 -- 4565 000 -3374 <br /> W-4 <br /> 11 81 07/25/91 ND ND ND ND ND 220 4456 000 -3275 <br /> 10/29/91 ND NO ND NO ND - 4552 000 -3371 <br /> 01/14/92 ND NO, ND ND ND -- 4551 000 -3370 <br /> 05/04/92 92 ND O 6 17 120 -- 4409 000 -3228 <br /> 07/22/92-..] ND ND ND ND ND 4564 0 00 -33 83 <br /> EXPLANATION <br /> All elevations are given in feet relative to mean sea level <br /> TPH-G =Total Petroleum Hydrocarbons as Gasoline(ppb) <br /> ' = Chromatograph does not match typical gasoline pattern <br /> SP = Separate-phase petroleum hydrocarbons <br /> DTW= Depth to water <br /> SPT= Separate-phase hydrocarbon thickness <br /> WTE= Water table elevation <br /> TOC =Top of casing <br /> ppb = parts per billion or micrograms per liter Ng/L <br /> mpn most probable number per 100 milliliter <br /> NO = Not detected at or above the minimum quantitation limit <br /> = Not analyzed,not sampled <br /> NOTE See laboratory reports for minimum quantitation limit <br /> GARTA61 WK1 <br /> 0 <br /> �L J�GROUNDWATER <br /> ���J TECHNOLOGY <br />