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TABLE 1 - Summary of Groundwater Analytical Results (mg/L) <br /> Thrifty Oil Ca Station #172 <br /> 7647 Pacific Avenue <br /> Stockton, California <br /> WELL DATE -DTW TPH - Benzene Toluene E-benzene Xylenes MTBE <br /> MW-1 06/03/92 55 94 200 15 57 07 79 <br /> 08/05/92 57 33 N D 06 N D ND ND <br /> 11/24/92 5690 ND N D N D ND N D <br /> 02/24/93 5360 950 130 47 ND 170 <br /> 05/20/93 5271 6200 3200 26 ND 1200 <br /> 09/09/93 5472 300 IND 0 74 041 39 <br /> 11/30/93 5442 ND ND ND ND ND <br /> 02/23/94 48 17 ND ND IND ND ND <br /> 05/31/94 4760 16000 2900 1200 32 1700 <br /> 08/15/94 5029 25000 220 640 69 1200 <br /> 11/06/94 51 03 79 1 6 ND ND 2 <br /> 02/08/95 4818 ND IND N D ND ND <br /> _ 05/09/95 4647 ND ND ND ND ND <br /> MW-2 06/06/91 5670 NA 5270 8810 1670 8860 <br /> 06/03/92 5615 5400 8600 960 ND 1 140 <br /> 08/05/92 5753 1600 1500 320 ND 170 <br /> 11/24/92 5715 1100 ND ND ND 43 <br /> 02/24/93 5388 21000 4700 2600 280 1500 <br /> 05/20/93 5292 47000 12000 7900 400 4400 <br /> 09/09/93 5493 34000 4100 3100 810 2900 <br /> n? <br /> 11/30/93 5265 56000 14000 9000 920 4400 <br /> 02/23/94 4842 54000 7600 5300 600 2500 <br /> 05/31/94 4782 85000 13000 12000 1200 6500 <br /> 08/15/94 5048 180000 10000 7800 1500 6600 I <br /> 11/08/94 51 26 2500 250 150 95 240 <br /> 02/08/95 4837 75000 4700 6000 2300 8400 <br /> 05/09/95 46_69 _ FP SHEEN <br /> THPg - Total Petroleum Hydrocarbons by EPA 8015 <br /> ug/L - micrograms per liter on parts per billion <br /> ND - Not Detected, TPHg @ 2 mg/L, BTEX @ 0 5 ug/L <br /> NA - Data Not Available <br /> DTW -- Depth to Water below_grade <br />