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Table 1 <br /> GROUND WATER ELEVATIONS AND SAMPLE ANALYTICAL RESULTS <br /> Conrady Service Station <br /> 1002 North Yosemite Street <br /> Stockton,California <br /> ' Sample Collection TOC DTW GWE TPHg B T E X MTBE <br /> No Date (feet) (feet) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) <br /> ' MW-5 6/30/95 9644 2290 7354 12,000 110 14 950 2,300 -- <br /> (cont) 9/27/95 9643 2371 7272 1,700 56 20 260 92 --- <br /> 11/30/95 9643 2345 7298 670 47 07 93 ND<2 0 --- <br /> ' 2/�27T/96 9643 2068 75 75300 16 07 14 ND<2 0 ND<50 <br /> MW-6 9/27/95 9642 2382 7260 ND<50 ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- <br /> ' 11/30/95 9642 2357 7285 — --- -- — --- <br /> 2/27/96 9642 2084 7558 ND<50 ND<0 5 ND<0 5 ND<0 5 ND<2 0 ND<50 <br /> TOC Top of casing referenced to arbitrary elevation(100'above mean sea level) <br /> ' DTW Depth to water <br /> GWE Ground water elevation <br /> TPHg Total petroleum hydrocarbons as gasoline by EPA Method 8015(modified) <br /> ' BTEX Benzene,toluene,ethylbenzene and total xylenes by EPA Method 8020 <br /> ND Not detected,method detection limit not available <br /> ND<50 Not detected in concentrations exceeding the indicated method detection or reporting lurut <br /> Not tested <br /> ' ppb Parts per billion <br /> (a) Date of groundwater gauging Groundwater resampled 1/4/95 <br /> (b) Sample additionally analyzed for methyl tert-butyl ether by EPA method 8020 Result was ND <br /> i <br /> I <br /> I <br /> I <br /> 1 <br /> 1 <br /> I <br /> 1 <br /> ' Page 2 of 2 <br />