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CAMBRIA
<br /> Table 2. Groundwater Extraction - System Analytical Results - Shell-branded Service Station-
<br /> Incident#98995874, 341 East Main Street, Ripon, California
<br /> Sample Meter
<br /> Date Reading TPHg Benzene MTBE TBA Ethanol
<br /> (gallons) 4 (Concentrations in b)
<br /> Influent
<br /> 03/10/00 0 <50 <0.5 24,900 <10,000 <50000
<br /> 03/13/00 1,100 69 6 34,000 <50 <200
<br /> 03/15/00 16,905 <50 <0.5 18,000 <50 <200
<br /> 03/31/00 17,500 <50 <100 44,800 <40000 <200000
<br /> 04/05/00 34,300 <5000 <50 22,700 <10000 <50000
<br /> 04/07/00 51,700 <5000 <50 18,100 <10000 <50000
<br /> 04/28/00 51,700 <2500 <25 6,360 <4000 <50000
<br /> 05/01/00 64,200 <2500 <25 4,880 <4000 <50000
<br /> 05/19/00 64,200 <500 <5 3,150 <2,000 <10,000
<br /> 05/26/00 134,000 <500 <5 2,220 <1,000 <5,000
<br /> 06/01/00 190,600 <500 <5 1,770 <1,000 <5,000
<br /> 06/07/00 242,800 <500 <5 1,380 <1,000 <5,000
<br /> 06/15/00 308,900 <50 <0.5 1,280 <1,250 <12,500
<br /> 06/20/00 313,100 282 <2.5 1,000 <500 <2,500
<br /> 06/28/00 427,100 <100 <1.0 722 <500 <2,500
<br /> 07/07/00 506,800 <50 <0.5 425 <200 <1,000
<br /> 07/18/00 544,100 <50 <0.5 585 <200 <1,000
<br /> 08/10/00 545,600 <50 <0.5 1,550 <400 <1,000
<br /> Onn'l100 545,900 <500 <5.0 2;200 92 100
<br /> 09/29/00 566,300 <250 <2.50 612 <400 <2,000
<br /> 10/04/00 581,500 <250 <2.50 20.5 <400 <2,000
<br /> 10/13/00 608,200 <100 <6.66 256 <333 ---
<br /> 10/20/00 640,900 <50.0 <2.50 392 <100 <500
<br /> 10/27/00 688,000 <50.0 <2.50 163 <100 <500
<br /> 11/03/00 741,600 <100 <2.50 147 <100 <500
<br /> 11/10/00 801,100 <50.0 <2.50 155 <100 <500
<br /> 11/17/00 863,600 <50.0 <2.50 137 <100 <500
<br /> 11/22/00 908,600 <50.0 <2.50 132 <100 <500
<br /> 12/01/00 992,500 <50.0 <2.50 130 <100 <500
<br /> 12/08/00 1,057,400 <100 <5.00 119 <200 <1,000
<br /> 12/13/00 1,103,700 <50.0 <2.50 118 <100 <500
<br /> 12/20/00 1,168,900 <50.0 <2.00 113 <80.0 <400
<br /> 12/28/00 1,240,300 53 <0.50 110 <20 <500
<br /> After First 1,000-lbs Carbon Filter Vessel
<br /> 03/10/00 0 <50 <0.5 <1 <20 <100
<br /> 03/13/00 1,100 <50 <0.5 8i <50 <200
<br /> 03/15/00 16,905 <50 <0.5 56 <50 <200
<br /> 03/31/00 17,500 --- <0.5 1.22 <20 <100
<br /> 04/05/00 34,300 <50 <0.5 0.779 <20 <100
<br /> 04/07/00 51,700 <50 <0.5 <0.5 <20 <100
<br /> 04/28/00 51,700 <50 <0.5 <0.5 <20 <100
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