WELL CONCENTRATIONS
<br /> Shell-branded Service Station
<br /> 341 East Main Street
<br /> Ripon, CA
<br /> MTBE MTBE Depth to Depth GW SPH DO
<br /> Well 1D Date TPPH TEPH B T E X 8020 8260 TOC Water to SPH Elevation Thickness Reading
<br /> j u IL u /L u /L u /L u a L /L u /L IL MSL ft. ft. MSL ft. m
<br /> EW-1 06/01/1999 <5,000 NA <50.0 <50.0 <50.0 <50.0 15,000 15,400 64.24 28.5611 NA 1 35.68 NA 1.4
<br /> I
<br /> EW-1 06/08/1999 <100 ,NA <1.00 <1.00 <1.00 <1.00 15,900 27,500 64.24 28.7911 NA 35.45 NA 1.4
<br /> EW-1 06/15/1999 <50.0 NA 4.64 <0.500 <0.500 0.661 18,000 29,000 64.24 29.1511 NA 35.09 NA 2.3
<br /> EW-1 06/21/1999 <200 NA <2.00 <2.00 <2.00 <2.00 24,900 27,100 64.24 29.3111 NA 34.93 NA 2.4
<br /> EW-1 07/09/1999 <10,060 NA <100 <100 <100 <100 74,400 94,600 64.24 29.8111 1 NA 34.43 NA 2.6
<br /> EW-1 07112/1999 55.0 NA <0.500 <0.500 <0.500 <0.500 72,100 87,000 64.24 29.8711 1 NA 1 34.37 NA 2.6
<br /> EW-1 07/22/1999 <50.0 NA <0.500 <0.500 <0.500 <0.500 84,000 103,000 64.24 30.10 J1 I NA 34.14 NA 2.1
<br /> EW-1 07128/1999 <20,000 NA <200 <200 <200 <200 107,000 90,000 1 64.24 30.4111 1 NA 33.83 NA 1.2
<br /> EW-1 08/05/1999 195 NA 14.0 4.40 2.70 10.6 112,000 121,000" 64.24 30.291 1 NA 33.95 NA 1.0
<br /> EW-1 08/11/1999 <2,500 NA <25.0 <25.0 <25.0 <25.0 148,000 157,000 64.24 30.3511 1 NA 33.89 NA 2.1
<br /> EW-1 08/1811999 149 NA 13.1 0.842 <0.500: 2.70 146,000 440,000 64.24 30.7311 1 NA 33.51 NA 2.5
<br /> EW-1 08/27/1999 210 NA <1.00 <1.00 <1.00 <1.00 174,000 187,000" 64.24 30.0911 1 NA 34.15 NA 2.8
<br /> EW-1 09/09/1999 <10,000 NA <100 <100 <100 <100 147,000 192,000 64.24 28.1011 1 NA 36.14 NA 1.9
<br /> EW-1 0911311999 <500 NA 13.2 <5.00 <5.00 <5.00 110,000 127,000 64.24 27.4111 1 NA 36.83 NA 2.4
<br /> EW-1 09/22/1999 <1,250 NA 15.9 <12.5 <12.5 <12.5 95,800 99,800 64.24 30.111 1 NA 34.13 NA 0.49
<br /> EW-1 09/29/1999 <1,000 NA 15.9 <10.0 <10.0 . <10.0 110,000 114,000 64.24 29.9411 1 NA 34.30 NA 0.9
<br /> EW-1 10/07/1999 75.9 NA <0.500 <0.500 <0.500 <0.500 65,700 92,000 64.24 30-0511 1 NA 34.19 NA 0.7
<br /> EW-1 10/13/1999 <10,000 NA <100 <100 <100 <100 68,900 225,000 64.24 30.0011 1 NA 34.24 . NA 2.0
<br /> EW-1 10/19/1999 <10,000 NA <100 <100 <100 <100 144,000 117,000 64.24 29.8111 1 NA 34.43 NA 1.2
<br /> EW-1 10/27/1999 1,940 NA 16.5 167 47.2 337 b 84,000 64.24 29.8311 NA 34.41 NA 2.5
<br /> EW-1 11/02/1999 1,710 NA 23.0 126 41.7 299 72,800 72,500 64.24 29.7611 NA 34.48 NA 2.5
<br /> EW-1 11109/1999 144 NA <0.500 <0.500 <0.500 <0.5001 78,200 99,700 64.24 29.6711 NA 34.57 NA 2.1
<br /> EW-1 11/1711999 <50.0 NA <0.500 <0.500 <0.500 <0.500 120,000 91,600 64.24 30.0411 NA 34.20 NA 2.1
<br /> EW-1 11123/1999 <5,000 NA <50 <50 <50 <50 58,000 94,000 1 64.24 29.4211 1 NA 34.82 NA 3.3
<br /> EW-1 12103/1999 165 NA 8.05 13.7 1.93 16.5 1,230,000 111,000 64.24 29.7011 1 NA 34.54 NA 2.3
<br /> EW-1 12/0711999 <500 NA <5.00 <5.00 <5.00 <5.00 85,100 75,000 64.24 29.5511 1 NA 34.69 NA 1.07
<br /> P12/15/1999 <250 NA <2.50 <2.50 <2.50 <2.50 218,000 104,000 64.24 28.8511 NA 35.39 NAEW-1 2.8
<br /> 12/22/1999 64.3 NA <0.500 <0.500 <0.500 <0.500 1 114,000 1 141,000" 64.24 292011 NA 35.04 NA 0.6
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