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TABLE 1
<br /> Groundwater Elevation and Analytical Data
<br /> ARCO Service Station No.2186
<br /> 3212 North California Street,Stockton,California
<br /> TOC Static Water[1] Screen Groundwater Ethyl- Total
<br /> Well Sample Elevation Level Interval Elevation Groundwater TPHg Benzene Toluene benzene Xylenes M1BE[3]
<br /> Sample No. Date ft msl ft b s ft b s ft msl Flow Direction N 1L p P L p L Observations
<br /> VW-1113 10/19/2000 14.60 40.16 42-651 -25.56 E-NE NS NS NS NS NS NS No FP,No S
<br /> 12/20/2000 38.25 -23.65 E-NE NS NS NS N$ NS NS No FP,No S
<br /> 3/16/2001 37,17 -22.57 E-NE <50 <0.5 <0.5 <0.5 <0.5 21.0[4] No FP,No S
<br /> 6/21/2001 39.86 -25.26 NE <50 <0.5 <0.5 <0.5 <0.5 94[41 No FP,No S
<br /> 09/13/01 [8] 45.69 -31.09 E-NE <500 <5.0 <5.0 <5.0 <5.0 1,100[4] No FP,No S
<br /> 12/11/2001 43.00 -28.40 NE 200[7] 6.9 2.0 2.0 8.0 1,700[4] No FP,No S
<br /> 3/14/2002 39.93 -25.33 E-NE <50 <0.50 <0.50 <0.50 <0.50 63[4] No FP,No
<br /> 6/19/2002 42.17 -27.57 E-NE 190[7] <0.50 <0.50 <0.50 <0.50 320[4] No FP,No
<br /> 9/12/2002 49.05 -34.45 E-NE 1,200 <10 <10 <10 <10 590 No FP,No S
<br /> 12/3/2002 46.15 -31.55 E-NE <1,000 <10 <10 <10 24 260 No FP,No S
<br /> 3/11/2003 46.81 -32.21 NE <5,000 <50 <50 <50 <50 2,400 No FP,No S
<br /> 6/9/2003 43.62 -29.02 E-NE <250 <2.5 <2.5 <2.5 <2.5 860 No FP,No S
<br /> 9/17/2003 51.13 -365.53 NE 240 R <12 <12 <12 <12 540 No FP,No S
<br /> IV11/2003 46.70 -32.10 NE-SW 85 R <5.0 <5.0 <5.0 <5.0 130 No FP,No S
<br /> VW-2A 10/19/2000 14.92 36.22 22-37 -21.30 --- NS NS NS NS NS NS No FP,No S
<br /> 12/20/2000 36.23 -21.31 --- NS NS NS NS NS NS No FP,No S
<br /> 3/18/2001 36.24 -21.32 --- NS NS NS NS NS NS No FP,No S
<br /> 6/21/2001 36.21 -21.29 NS NS NS NS NS NS No FP,No S
<br /> 9/13/2001 36.95 -22.03 --- NS NS NS NS NS NS No FP,No S
<br /> 12/11/2001 36.95 -22.03 --- NS NS NS NS NS NS No FP,No S
<br /> 3/14/2002 36.94 -22.02 --- NS NS NS NS NS NS No FP,No S
<br /> 6/19/2002 36.92 -22.00 --- NS NS NS NS NS NS No FP,No S
<br /> 9/12/2002 DRY DRY --- NS NS NS NS NS NS No FP,No S
<br /> 12/3/2002 DRY DRY --- NS NS NS NS NS NS No FP,No
<br /> 3/11/2003 DRY DRY --- NS NS NS NS NS NS No FP,No
<br /> 6/9/2003 DRY DRY --- NS NS NS NS NS NS No FP,No S
<br /> 9/17/2003 DRY DRY --- NS NS NS NS NS NS No FP,No S
<br /> 1211 V2003 DRY DRY --- Ns NS NS NS NS NS No FP,No S
<br /> VW-213 10/19/2000 14.92 40.40 42-61 -25.48 E-NE NS NS NS NS NS NS No FP,No S
<br /> 12/20/2000 38.51 -23.59 E-NE NS NS NS NS NS NS No FP,No S
<br /> 3/16/2001 37.45 -22.53 E-NE <50 <0.5 <0.5 <0.5 <0.5 57.3[4] No FP,No S
<br /> 6/21/2001 40.12 -25.20 NE <50 0.53 <0.5 0.72 <0.5 780[4] No FP,No S
<br /> 09/13/01[8] 45.88 -30.96 E-NE 250[7] 1.1 <0.5 <0.5 <0.5 2,400[4] No FP,No S
<br /> 12/11/2001 43.23 -28.31 NE 73[7] 1.2 <0.50 <0.50 <0.50 450[4] No FP,No S
<br /> 3/14/2002 40.20 -25.28 E-NE <50 <0.50 <0.50 <0.50 <0.50 320[4] No FP,No S
<br /> 6/19/2002 42.43 -27.51 E-NE <50 <0.50 <0.50 <0.50 <0.50 320[4] No FP,No S
<br /> 9/12/2002 49.31 -34.39 E-NE 400 <2.5 <2.5 <2.5 <2.5 210 No FP,No S
<br /> 12/3/2002 46.43 -31.51 E-NE <500 <5.0 <5.0 <5.0 <5.0 98 No FP,No S
<br /> 3/11/2003 46.36 -31.44 NE <1,000 <10 <10 <10 <10 530 No FP,No S
<br /> K1WprocessU5 BP ARC05021865Quarte M OTR=186 G WMR 4003 Page 6 of 8
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