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i <br /> J ` <br /> Table 1 — Continued <br /> GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA <br /> • FORMER CHEVRON SERVICE STATION#9-1918 <br /> 45 E HARDING WAY STOCKTON CALIFORNIA Page 3 <br /> WELL ID/ L- <br /> E'LEVATION BENZENE TOLUENE: BENZENE XYLENES TP N-G DTHIf SPT WTE <br /> OG DATE b b b b b feet feet feat <br /> MW-9 <br /> " 1300 07/24/91 ND 1 2 11 72 1,900 5500 000 -4200 <br /> 10/23/91 NO 23 39 1 6 1,400 5486 000 -4186 <br /> 01/17/92 ND ND 28 16 560 5232 000 -3932 <br /> 1117 05/19/92 94 11 31 136 410 5277 000 -4160 <br /> 07/24/92 ND 21 is 11 1,000 5498 000 -4381 <br /> 10/26/92 31 ND ND ND 390 5688. 000 -4571 <br /> MW-10 <br /> 1240 05/19/92 18 Be 28 95 80 5393 000 -4153 <br /> 07/24/92 ND ND ND 1 3 ND 5512 000 -4372 <br /> 10/26/92 ND ND ND ND ND 5801 1 000 -45611 <br /> MW--11 <br /> 1071 05/19/92 1,500 18 77 37 2,800 5260 000 -41 89 <br /> 07/24/92 620 42 55 98 2,400 5482 000 -4411 <br /> 07/24/92 620 42 55 98 2,400 5482 000 -44,11 <br /> 10/26192 1,3001 21 1 451 250 L 000 56 68 000 -4597 <br /> Explanation <br /> All elevations are given as feet above mean sea level <br /> -- = Wells dry,not monitored <br /> ND = Net detected at or above the minimum quantitation limit(MQL) <br /> (See laboratory report for MQL's) <br /> TPH-G=Total petroleum hydrocarbons-as-gasoline <br /> TOC =Top of casing <br /> DTW= Depth to water <br /> SPT= Separate-phase hydrocarbon thickness <br /> WTE=Water table elevation <br /> ppb= parts per billion <br /> " = Water likely to be residual of cap of well casing On July 12, 1989, <br /> groundwater level was estimated at about 45 feet <br /> GARTABI wr.i <br /> tL1 -7— TECHNOLOGY <br /> GROUNDWATER <br />