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Table 1 (Continued)
<br /> Groundwater Monitoring Data -
<br /> ARCO Service Station 2168
<br /> 441 Charter Way, Stockton, California
<br /> Page 3 of 4
<br /> Well Elevation Static
<br /> Sample of'fop of Water Elevation of Ethyl- Total
<br /> Number Date Casing Level Groundwater TPHG Benzene Toluene benzene Xylenes Observations
<br /> -MW-5
<br /> MW-5 01/20/93 9.28 41.12 -31.84 NS NS NS NS NS No FP, No S, Yes O
<br /> • MW-5 01/26/93 9.28 40.77 -31.49 NS NS NS NS NS No FP, No S, Yes O
<br /> MW-5(55) 03/10/93 9.28 39.11 -29.83 49,000 9,200 6,600 830 4,200 No FP, No S, Yes O
<br /> MW-5(55) 06/10/93 9.28 37.34 -28.06 37,000 6,400 4,100 870 3,800 No FP, No S, Yes O
<br /> MW-5(55) 09/02/93 9.28 38.23 -28.95 51,000 7,900 6,600 990 4,800 No FP, No S, Yes O
<br /> MW-5(55) 10/28/93 9.28 38.46 -29.18 60,000 9,200 9,000 1,200 6,700 No FP, No S, Yes O
<br /> MW5-36 03/23/94 9.28 37.97 -28.69 58,000 9,000 8,900 940 5,600 No FP, No S, Yes O
<br /> MW5-36 06/24/94 9.28 37.79 -28.51 50,000 7,300 7,500 920 4,700 No FP, S=NE, O=NE
<br /> 3p MW-6
<br /> MW-6(47) 10/28/93 8.93 37.08 -28.15 93,000 15,000 20,000 1,600 11,000 No FP, No S, Yes O
<br /> MW6-41 03/23/94 8.93 37.61 -28.68 79,000 11,000 14,000 1,500 9,300 No FP, No S, Yes O
<br /> MW6-41 06/29/94 8.93 36.92 -27.99 60,000 11,000 15,000 1,000 8,300 No FP, S=NE, O=NE
<br /> F ij0\0805\08051110.1el-94 pas:4
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