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CA RIA
<br /> Table 1 Ground Water Analytical Data - Shell-branded Service Station-Incident#98995874, 341 E Main Street,Ripon, California
<br /> Dt pth to GW MTBE MTBE Dissolved Gallons
<br /> NVater Elevation' TPHg Benzene Toluene Ethylbenzent Xylenes EPA 8020 EPA 8260 Methanol Oxygen Removed
<br /> Date (feet) (feet) (Concentrations 1n b)- (m ) ( al)
<br /> i ---
<br /> 06/01/99 11830 3564 <50,000 <500 1,200 <500 <500 78,400 89,500 19 13-
<br /> 0
<br /> 06/08/99 --- --- <500 <5 00 <5 00 <5 00 <5 00 69,600 102,000
<br /> 06/15/99 :'9 27 34 67 <50 <0 50 <0 50 <0 50 <0 50 65,000 75,000 --- 16 80
<br /> 06/21/99 "751 3643 204 <1 00 <1 00 <1 00 <1 00 105,000 70,500 --- 19 150
<br /> 07/09/99 '9 48 3446 <5,000 <50 0 <50 0 <50 0 <50 0 58,100 --- --- 19 115
<br /> 07/12/99 1945 3449 <50 0 <0 500 <0 500 <0 500 <0 500 63,800 72,000 --- 21 8
<br /> 07/22/99 ?8 38 3556 <50 0 <0 500 <0 500 <0 500 <0 500 62,800 69,500 --- 20 20
<br /> 07/28/99 1135 3259 <10,000 <100 <100 <100 <100 72,300 48,900 <10,000 26 075
<br /> 08/05/99 ?7 84 36 10 508 600 <0 500 <0 500 <0 500 40,600 45,600 --- 15 5
<br /> 08/11/99 ?6 56 3738 <50 0 <0 500 <0 500 <0 500 <0 500 38,800 44,900 --- 15 135
<br /> 08/18/99 3073 3321 <50 0 634 <0 500 0 592 160 39,700 59,500 --- 10 800
<br /> 08/27/99 3009 3385 649 <0 500 <0 500 <0 500 <0 500 35,100 39,300 ---
<br /> 09/09/99 2549 3845 <250 <2 50 <2 50 <2 50 <2 50 26,200 28,500 --- 24 14
<br /> 09/13/99 2647 3747 <50 <0 500 <0 500 <0 500 <0 500 30,300 34,000 --- 19 13
<br /> 09/22/99 2979 3415 <500 <5 00 <5 00 <5 00 <5 00 34,500 34,000 --- 176 45
<br /> 09/29/99 2972 3422 <1,000 <100 <10 0 <10 0 <10 0 41,600 23,700 --- 120 5
<br /> 10/07/99 2988 34.06 <50 0 6.83 <0.500 <0.500 162 15,000 25,800 -- 0.6
<br /> 10/13/99 29.69 3425 <2,500 <25.0 <25 0 <25.0 <25 0 18,800 40,700 -- 47
<br /> 10/19/99 2952 34.42 <500 <5.00 <5.00 <5.00 <5 00 16,1.00 19,700 33
<br /> 10127199 29.59 34.35 <50 0 <0.500 <0.500 <0.5110 <0.500 c 21,600 1,110 2.
<br /> 11/02/99 29.49 3445 <50 0 <0 500 <0 500 <0 500 <0.500 14,1100 15,900 .- 1.7
<br /> 11/09/99 29.39 34.55 <50 0 <0.500 <0.500 <0500 <0.500 18,400 20,800 -- 0.9
<br /> 11/17/99 2912 3482 <50 0 <0.500 <0.500 <0 500 <0 500 19,200 14,800 -- 1.8
<br /> 11/23/99 29.10 34.84 <2,000 <20 <20 <20 <20 11,000 12,000 -- 1.75
<br /> 12/03/99 2945 3449 <50 0 <1.00 <0.500 <0.500 <0 500 13,100 11,600 -- 20
<br /> 12/07/99 2931 34.63 <250 <2.50 <2.50 <2 50 <2.50 12,600 9,980 -- 1.15
<br /> 12/15/99 29.26 3468 <50 0 <0 500 <0.500 <0 500 <0 500 12,100 12,700
<br /> -- 14
<br /> 12/22/99 2965 3429 <2,000 <20 <20 <20 <20 25,700 24900' -- 2.7
<br /> 12/29/99 2654 3740 <50 0 <0 500 <0 500 <0 500 <0 500 18,700 14,300
<br /> 21
<br /> Total Gallons Removed 38075
<br /> 2of5
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