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Table 1 Page 2 of 3 Pages
<br /> Groundwater Monitoring Data
<br /> ARCO Service Station 2168,411 Charter Way,Stockton,California
<br /> Well Elevation Static Elevation
<br /> Sample of Top Water of Total
<br /> Number Date of Casing Level Groundwater TPHG Benzene Toluene Ethylbenzene Xylenes Observations
<br /> MW-3(cont.)
<br /> MW-3 12/01/94 9.58 39.24 -29.66 Well Not Sampled No FP,S=Yes,O=NE
<br /> MW-3(53) 02/16/95 9.58 36.24 -26.66 37,000 14,000 340 2,100 470 No FP, No S,O=NE
<br /> MW-4 •
<br /> MW-4 01/20/93 12.34 44.35 -32.01 NS NS NS NS NS No FP, No S,Yes O
<br /> MW-4 01/26/93 12.34 43.99 -31.65 NS NS NS NS NS No FP, No S,Yes O
<br /> MW-4(59) 03/10/93 12.34 42.42 -30.08 110,000 14,000 24,000 3,200 15,000 No FP, No S,Yes O
<br /> MW-4(59) 06/10/93 12.34 40.68 -28.34 110,000 9,100 17,000 2,700 13,000 No FP, No S,Yes O
<br /> MW-4(59) 09/02/93 12.34 41.59 -29.25 110,000 12,000 21,000 2,700 13,000 No FP, No S,Yes O
<br /> MW-4(59) 10/28/93 12.34 41.78 -29.44 90,000 1,100 20,000 2,700 13,000 No FP, No S,Yes O
<br /> MW-4(38) 03/23/94 12.34 41.23 -28.89 38,000 7,600 12,000 2,000 10,000 No FP, No S,Yes O
<br /> MW-4(38) 06/29/94 12.34 41.06 -28.72 43,000 2,400 2,800 1,000 5,800 No FP, No S,O=NE
<br /> MW-4(43) 09/26/94 12.34 42.26 -29.92 60,000 4,600 7,400 1,300 6,000 No FP, No S,O=NE
<br /> MW-4 12/01/94 12.34 42.41 -30.07 Well Not Sampled No FP,S=Yes,O=NE
<br /> MW-4(58) 02/16/95 12.34 39.25 -26.91 77,000 9,200 13,000 1,700 8,000 No FP, No S,O=NE
<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 /> MW-5(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 /> MW-5(36) 06/29/94 9.28 37.79 -28.51 50,000 7,300 7,500 920 4,700 No FP,S=NE,O=NE
<br /> MW-5(40) 09/26/94 9.28 39.05 -29.77 76,000 7,300 8,200 770 4,200 No FP,S=NE,O=NE
<br /> MW-5 12/01/94 9.28 39.22 -29.94 110,000 8,700 9,200 800 4,800 No FP,S=No,O=NE
<br /> MW-5(39) 02/16/95 9.28 35.78 -26.50 180 000 ' 8,500 15,000 2,200 12,000 No FP, No S,O=NE
<br /> MW-6
<br /> MW 6(47) 10/28/93 8.93 37.08 28.15 93,00 15,000 20,000 1,600 11,000 No FP, No S,Yes O
<br /> MW-6(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 /> MW-6(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 /> MW-6(39) 09/26/94 8.93 38.15 -29.22 ;. 92,000 7,500 13,000 1,100 6,800 No FP,S=NE,O=NE
<br /> MW-6 12/01/94 8.93 38.36 -29.43 f Well Not Sampled No FP,S=Yes,O=NE
<br /> MW-6(47) 02/16/95 8.93 37.06 -28.13 39,00 6,400 5,200 850 4,400 No FP, No S,O=NE
<br /> xls\0805\14603\040595a 1.xls
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