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TABLE 1
<br /> CUMULATIVE RESULTS OF GROUNDWATER SAMPLING AND ANALYSES
<br /> . QUIK STOP MARKET NO. 132
<br /> ' 2555 WEST HAMMER LANE
<br /> STOCKTON,CALIFORNIA
<br /> Ethyl- Totai Well Depth to Groundwater
<br /> Date TPH-G Benzene Toluene benzene Xylenes MTBE CO2 Elevation Groundwater Elevation
<br /> Sampled (ug1L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (mg/L) (ft above MSL) (feet) (ft above MSL)
<br /> Well MW-5(cont'd)
<br /> 03/25/94 <50 <0.50 <0.50 <0.50 <0.50 12,82 -9.44
<br /> 06/21/94 <50 <0.50 <0.50 <0.50 <O.SO 12.69 -9.31
<br /> 08/02(94 53 <0.50 <0.50 <0.50 <0.50 12.85 -9.47
<br /> ' 09/13/94 <50 <0.50 <0.50 <0.50 <0.50 13.14 -9.76
<br /> 12/09/94 56 <0.50 <0,50 <0.50 <0.50 13.74 -10.36
<br /> 02/22/95 <50 <0.50 <0.50 <0.50 <0.50 12.18 -8.80
<br /> ' 03!16/95 <50 <0.50 <0.50 <0.50 <0.50 11.37 -7.99
<br /> 05/26/95 <50 <0.50 <0.50 <0.50 <0.50 NR NR
<br /> 06/22/95 <50 <0.50 <0.50 <0.50 <0.50 11.36 -7.98
<br /> 09/26/95 <50 <0.50 <0.50 <0.50 <0.50 790 12.35 -8.97
<br /> ' 12/21/95 <50 <0.50 <0.50 <0.50 <0.50 750 12.24 -8.86
<br /> 03/06/96 <250 <2.50 <2.50 x2.50 <2.50 1,100 670 10.67 -7.29
<br /> 06/04/96 <125 <1.2 <1.2 <1.2 <1.2 660 NR 10.25 -6.87
<br /> ' 09/17/96 <50 <0.5 <0.5 <0.5 <0.5 510 NR 11.2 -7,82
<br /> 12/09/96 <50 <0,5 <0.5 <0.5 <0.5 350 NR 11.29 -7.91
<br /> 02/11/97 <50 <0.5 <0.5 <0.5 <0,5 340 NR 8.75 -5.37
<br /> 06109/97 <50 <0.5 <0.5 <0.5 <0.5 220 NR 9.66 -6.28
<br /> 09/03/97 <50 <0.5 <0.5 <0.5 <0.5 1,100 NR 3.38 10.34 -6.96
<br /> 12/04/97 <50 <0.5 <0.5 <0.5 <0.5 880 NR 10,75 -7.37
<br /> 1 03/10/98 <50 <0.5 <0.5 <0.5 <0.5 1,400 NR 6.95 -3.57
<br /> 06/08/98 <50 <0.5 <0.5 <0.5 <0,5 1,600 NR 7,76 -4.38
<br /> 09122/98 <50 <0.5 <0,5 <0.5 <0.5 2,100 NR 9.25 -5.87
<br /> 12/03/98 <50 <0.5 <0.5 <0.5 <0.5 2,500 NR 9,48 _6.10
<br /> 03/17/99 <50 <0.5 <0,5 <0.5 <0.5 1,970 NR 8.84 -5.46
<br /> 06/07/99 4,700 <25 <25 <25 <25 2,900 NR 8.40 -5.02
<br /> 09/02/99 1,700 5.0 <2.5 <2.5 Q.5 7,800 NR 9.48 -6.10
<br /> 12/09/99 4,600 <25 32 <25 55 6,300 NR 10.02 -6,64
<br /> 03127/00 2,500 <12.5 <12.5 <12.5 <12.5 7,000 NR 7.36 -3.98
<br /> 06/15/00 <5000 <50 <50 <50 <50 5,500 NR 8,21 -4.83
<br /> 09/18/00 3,100 <10 <10 <10 <10 2,500 NR 9.39 -6,01
<br /> 11/30/00 2,700 27 39 <25 <25 3,400 NR 9.84 .6.46
<br /> 02/23/01 2,800 <0.5 <0.5 <0.5 64 3,400 NR 9.75 -6.37
<br /> 05/22/01 1,000 <10 <10 <10 <10 2,000 NR 9.00 .5,62
<br /> 08/23/01 1,600 <10 <10 <10 <10 2,400 NR 10.02 -6,64
<br /> 11/30/01 <1000 <20 <20 <20 <20 2,800 NR 10.58 -7.20
<br /> ' 02/27/02 <1000 <10 <10 <10 <20 2,200 NR 9,70 -6.32
<br /> 05/31102 <500 <5.0 <5.0 <5.0 <10 1,500 NR 9.55 -6,t7
<br /> 08/30/02 <2500 <25 X25 <25 <50 2,200 NR 10.36 .6.98
<br /> 11/19/02 <2500 <25 <25 <25 <50 2,100 NR 10.84 / -7.46
<br /> Well MW-5A
<br /> 08/30/91 1,700 6.1 3.3 27 3.3 3.38 15.3 .1 V92
<br /> ' 10/15/9] 1,700 <0.50 <0.50 <0.50 <0.50 NA NA
<br /> 05/05x92 360 <0.50 <0.50 <0.50 <0.50 NA NA
<br /> 10/26/92 340 2.3 0.73 1.1 17 NA NA
<br /> is c� ks„p0250IMS132 Page 6ofl0
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