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<br /> TABLE I
<br /> CUMULATIVE RESULTS OF GROUNDWATER SAMPLING AND ANALYSES
<br /> �-' QUIK STOP MARKET NO.132
<br /> y 3555 WEST HAMMER.LANE
<br /> STOCKTON,CALIFORNIA
<br /> i.r
<br /> Ethyl- Total Well Depth to Groundwater
<br /> Date TPH-G Benzene Toluene benzene Xylenes MTBE CO2 Elevation Groundwater Elevation
<br /> rt.r Sampled (ug/L) (ug1L) (ug1L) (uglL) (ug1L) (ug1L) 1(mg/L) (rt above MSL) (feet) (ft above MSL)
<br /> Well AM-5{cant'dJ
<br /> 03/17/93 280 <0.50 <0,50 06 0,7 12,85 -9.47
<br /> 06/18/93 500 1 @50 <0.50 <0,50 12.36 -8.98
<br /> 12717/93 <50 <D.50 <0.50 <0.50 <0.50 132 -9.82
<br /> 0325!94 <50 <0.50 <050 <050 <0.50 12,82 -9.44
<br /> 06121194 <50 <0.50 <050 <0.50 <D.50 12.69 -9.31
<br /> 69 06!02/94 53 10.50 <0.50 <0,50 <0.50 12.85 -9.47
<br /> 09/13/94 <50 <0.50 10.50 <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@2195 <50 10.50 <0.50 <D.50 <0.50 12.18 -8.80
<br /> 4.0 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 <050 <0.50 NR NR
<br /> 0622/95 <50 <0,50 <0.50 <0.50 <0.50 11.36 -7.98
<br /> 0926/95 <50 a0.50 <R50 <0.50 <030 790 12.35 -8.97
<br /> 1.10 12/21195 <50 <0.50 <0.50 <0.50 <D.50 750 1224 -8.86
<br /> 03/06/96 <25D Q.50 <2,50 <250 <250 1,100 670 10,67 -7.29
<br /> 06/04/96 <125 11.2 <t.2 <1.2 <1.2 660 NR 10,25 -6.87
<br /> 09117/96 <50 <D5 <0.5 <05 <0,5 510 NR H2 2 -7.82
<br /> i..r
<br /> 1210906 <50 <0-5 <0.5 <0.5 <05 350 NR 11.29 -7.91
<br /> 02!41197 <50 <05 <0,5 <0.5 <D.5 340 NR 8.75 •537
<br /> 06109197 <50 <0.5 <0.5 <0.5 <05 220 NR 9.66 -6,28
<br /> i..r
<br /> %&we 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 /> 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 <D.5 <0.5 1,600 NR 7.76 438
<br /> 1.r 09/22/98 <50 <0.5 <0.5 <0.5 <0.5 2,100 NR 925 -5.87
<br /> 12/03/98 <50 <0.5 <05 <R5 <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 8,64 -5.46
<br /> 06/071'99 4,700 <25 <25 <25 <25 2,900 NR 8,40 -5.02
<br /> �.+
<br /> 09/02/99 1,700 SA 12.5 c2.5 Q.5 7,800 NR 246 -6.10
<br /> 12109!99 4,600 <25 32 <25 55 6,300 NR 10,02 -6.64
<br /> 0327/00 2,500 <12.5 <12.5 <12.5 <12,5 7,000 NR 7.36 -3.98
<br /> 06115M 6000 <50 <50 <50 <50 5,500 NR 8.21 -483
<br /> 091,18100 3,100 <10 <10 <10 <10 2,500 NR 9.39 -6,01
<br /> 11,3D/00 2,700 27 39 <25 n5 3,400 NR 9.84 -6,46
<br /> 02123/01 2,800 <0.5 10.5 <0.5 64 3,400 NR 9.75 -6,37
<br /> Lo 05/22/01 1.000 <10 <10 <10 <10 2,000 NR 900 -5,62
<br /> 08/23101 1,600 <10 <10 <;0 <10 2,400 NR 10.02 -6.64
<br /> 11!30!01 <ID00 <20 <20 <20 <20 2,800 NR 10.58 -7,20
<br /> 60 02/27/02 <1000 <10 <10 <10 <20 2,200 NR 9.70 -6.32
<br /> 05/31/02 <500 <5.0 <5.0 <59 <10 1,500 NR 955 -6.17
<br /> 08/30/02 <2500 <25 <25 <25 <50 2,200 NR 10.36 -6.98
<br /> 11/19/02 <2500 <25 <5 <25 <50 2,100 NR 10.84 -746
<br /> 4.0 03/06/03 1600^ <10 <10 <10 <20 1,800 NR 10.58 -7.20
<br /> 0528103 11000 <30 <10 <10 QO 2,200 NR 10.39 -7.01
<br /> 09/11/03 1300^ <1D <10 <10 X20 1,300 NR 10.99 -7.61
<br /> 01130/04 610^ <5.0 <5.0 <50 <10 730 NR 10.54 -7.16
<br /> 03!30!04 960^ <5,0 <5.0 <5.0 <10 1,100 NR 10.03 -6.65
<br /> 06/17/04 800^ <5.0 6.0 <5.0 <10 740 NR 10,11 -6.73
<br /> ~ 09730104 P 660^^ <5.0 <5.0 <5.0 <IO 570 NR 11.18 -7.80
<br /> 6w
<br /> Page 6 of 10
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