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� w� � �■■�� �a w� ■�wf s � �� �� Il• llw � � <br /> September 1993 Quarterly Groundwater Sampling & Analysis December 1, 1993 <br /> I <br /> Quik Stop Market No. 132, Stockton, California F7132.93 <br /> TABLE 1 <br /> CUMULATIVE RESULTS OF GROUNDWATER SAMPLING AND ANALYSES <br /> (Page 1 of 4) <br /> Ethyl- Total Fecal Well Depth to <br /> Sample Date TPHg Benzene Toluene benzene Xylem MTBE Coliform Elevation Groundwater <br /> Number Sampled (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) B/100 ml (feet) (feet) <br /> MW-1 08/24/90 470 21 37 6.2 54 NR NR NA 14.86 <br /> 09/14/90 320 34 1S 1.8 55 NR NR 14.88 <br /> 10/03/90 Destroyed <br /> MW-1R 04/08/91 <50 <O.50 <030 <0S0 <0S0 NR <2 3S8 1441 <br /> 07/31/91 <50 <0.50 <050 <050 <050 NR NR 1550 <br /> 09/11/91 <50 <0S0 <0.50 <050 <0.50 NR NR 1567 <br /> 12/18/91 <50 <0.50 <050 <050 <0S0 NR NR 1584 <br /> 03/18/92 <50 <0.50 <0.50 <0-50 <0.50 NR NR 1494 <br /> 06/16/92 <50 <0.50 <050 <0S0 <0.50 NR NR 1534 <br /> 09/22/92 <50 <050 <050 <050 <0.50 61 NR 1845 <br /> 12/21/92 <50 <050 <0.50 <050 <0S0 NR NR 1800 <br /> 03/17/93 <50 <050 <0S0 <0.50 <0.50 NR NR 1538 <br /> 06/18/93 <50 <0S0 <0 50 <0.50 <0.50 NR NR 12.37 <br /> 09/23/93 <50 <050 <050 <050 <0.50 NR NR 13-56 <br /> MW-2 09/14/90 <50 10 <0.50 27 5.3 NR NR 329 1492 <br /> 04/08/91 <50 <0.50 <0 50 <0.50 <050 NR 170 1400 <br /> 07/31/91 <50 <0S0 <0 50 <0.50 <0.50 NR <2 1510 <br /> 09/11/91 <50 <050 <050 <0,50 <0.50 NR <2 1532 <br /> 12/18/91 <50 <0.50 <0.50 <0.50 <0S0 NR NR 1546 <br /> 03/18/92 <50 06 10 <0-% 14 NR <22 1453 <br />