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TABLE 1
<br /> GROUNDWATER ELEVATION AND ANALYTICAL SUMMARY
<br /> ARCO Service Station No 5469
<br /> 130 South Wilson Way,Stockton,California
<br /> Elevation Top of Well Static Water Groundwater Groundwater Ethyl. Total
<br /> Well Top of Casing Screen Level Elevation Flow GRO+ Benzene Toluene benzene Xylenes MTBE[l]
<br /> Number Date feet msl feet b feet b feet msl Direction P
<br /> MW4 NP 06/21/00 1622 34 3675 -2053 SE 1,020 1,470 <2 0 67 660 2,290[2]
<br /> NP 09/08/00 1622 3831 -2209 SE 349 104 <2 5 <2 5 781 1,300[2]
<br /> NP 12/11/00 1622 3875 -2253 SE&N <500[6] <5 0[61 <5 0[61 <5 0[6] <5 0[6] 3,050[2]
<br /> P 03/22/01 1622 3749 -2127 E-SE 5,320 2,820 <0 5 <0 5 504 5,100[2][3]
<br /> P 05/24/01 1622 3723 -2101 NC 4,710 2,170 <25[6] <25[6] 549 5,610[2]
<br /> 06/25/01 1622 3773 -2151 E-NE NS NS NS NS NS NS
<br /> P 09/14/01 1622 3927 -23 05 NE 2,000 980 X20 <20 20 24,000[2]
<br /> P 12/14/01 1622 4040 -24 18 NE 22,000[8] 10,000 400 <100 <100 25,000[2]
<br /> P 02/21/02 1622 4034 -24 12 E-NE 18 000[8] 9,500 <100 <100 <100 29 000[2]
<br /> P 04/23/02 1622 4012 -2390 NE 11,000[8] 4,700 <100 <100 <100 17,000[2][101
<br /> P 09/19/02 1622 4200 -2578 NE 23,000[11,141 5,000[141 <50[141 <50[14] <50[14] 17,000[2]
<br /> P 12/11/02 1622 4293 -2671 NE <25,000[16,171 3,700 <250 <250 <250 21,000[2]
<br /> NP 01/14/03 1622 NM NM NC 9,500[8] 1,900 <25 <25 <25 13,000[21
<br /> NP 02/12/03 1622 NM NM NC <25,000 2,500 <250 <250 <250 18,000[2]
<br /> P 02/26/03 1622 4244 -26 22 NE <50,000 6,900 <500 <500 540 4,000[2]
<br /> P 05/19/03 1622 41 85 -25 63 Radial 16,000 A 2,700 A <25 A <25 A <25 A 22,000[2] A
<br /> P 09/09/03 1622 4339 -27 17 NE 9,300[19] R 1,700 A <5 0 A <5 0 A <5 0 A 22,000[2] A
<br /> P 12/10/03 1622 4405 -2793 NE 17,000 A 3,400[231 J <50[23] J <50[23] J <50[23] J 22,000[2,23] J
<br /> P 03/04/04 1622 4343 -2721 NE 10,000 A 3,100 A <100 A <100 A <100 A 33,000[2] A
<br /> P 06/08/04 1622 4293 -2671 NE 8,500 A 1,900 A <500 A <500 A <500 A 23,000[2] A
<br /> P 09/14/04 1622 4456 -2834 NE 32,000[28] A 2,500 A <250 A <250 A <250 A 23 000[2] A
<br /> 5T"rU5
<br /> Arco 5469_Quarterly_Data
<br /> 4of9
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