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• TABLE 1
<br /> GROUNDWATER EXTRACTION SYSTEM
<br /> ANALYTICAL DATA
<br /> Former Chevron Service Station 9-5775
<br /> 301 West Kettleman Lane
<br /> Lodi,California
<br /> Sample Sample TPHg Benzene 'Toluene Ethyl- Total MtBE TBA DIPS EtBE TAME Ethanol Methanol EDB 1,2
<br /> Date Location benzene Xylenes DCA
<br /> I 1 1 l l (tiglll) { I) (Ug/] 1 l 1 1 1
<br /> 07/06/00 INFL 40,000 7,300 210 270 230 390,000 <250,000 <5,000 10,000 <5,000 1 30E+06 268 <5,000 #####
<br /> 07/10/00 INFL 31,000 2,800 <50 <50 <50 260,000 64,000 <2 0 6,900 2,500 <500 <100 <2 0 <2 0
<br /> 07110/00` INFL <50 0 335 <0 50 <0 50 <0 50 195 <100 <2 0 <2 0 <2 0 <1,000 NA NA NA
<br /> 07/19/00 INFL <10,000 <100 <100 <100 <100 220,000 30,000 <200 2,600 730 NA NA NA NA
<br /> 07/26/00 INFL 1,290 455 <5 00 <5 00 <5 00 197,000 4,010 <2 00 2,600 941 NA NA NA NA
<br /> 08/03/00 INFL 3,480 535 <10 0 <100 <10 0 263,000 <167,000 <3,330 3,440 <3,330 NA NA NA NA
<br /> 08/10/00 INFL <10,000 650 <100 <100 <100 310,000 <100,000 <2,000 12,000 3,600 NA NA NA NA
<br /> 08/16/00 INFL 3,830 711 <20 0 <20 0 <20 0 273,000 6,810 <2 00 5,450 2,690 NA NA NA NA
<br /> 08/16100' INFL <50,000 840 <500 <500 <500 330,000 <5,000 <500 8,500 2,700 NA NA NA NA
<br /> 08118/00' INFL 18,000 790 <5 0 15 <5 0 300,000 1,100 <5 0 6,700 2,400 NA NA NA NA
<br /> 08/23/00 INFL <50 28 <0 50 <0 50 <0 50 840 <100 <2 0 22 82 NA NA NA NA
<br /> 08/31/00 INFL <50,000 1,300 <500 <500 <500 270,000 <5,000 <500 6,700 2,300 NA NA NA NA
<br /> 09/06/00 INFL <50,000 <500 <500 <500 <500 250,000 <5,000 <500 6,200 2,100 NA NA NA NA
<br /> 09/12/00 INFL <50,000 <500 <500 <500 <500 210,000 5,300 <500 5,300 1,800 NA NA NA NA
<br /> 09/20/00 INFL 52,000 <500 <500 <500 <500 240,000 7,300 <500 6,000 1,800 NA NA NA NA
<br /> 09/27/00 INFL <5,000 <50 <50 <50 <50 46,000 1,800 <50 1,300 400 <500 <5,000 <50 <50
<br /> 10/04/00 INFL <5,000 <50 <50 <50 <50 35,000 1,600 <50 1,100 300 <500 <5,000 <50 <50
<br /> 10/11/00 INFL <5,000 <50 <50 <50 <50 34,000 2,500 <50 1,000 260 <500 <5,000 <50 <50
<br /> 10/17/00 INFL <5,000 <50 <50 <50 <50 28,000 2,300 <50 940 270 <500 <5,000 <50 <50
<br /> 5/00 INFL <10,000 <100 <100 <100 <100 36,000 1,400 <100 990 200 <1,000 <10,000 <100 <100
<br /> 1100 INFL <5,000 <50 <50 <50 <50 25,000 1,400 <50 780 210 <500 <5,000 <50 <50
<br /> 8/00 ]NFL 859 <0 50 <5 00 <5 00 <5 00 26,500 1,750 <2 00 964 253 <3,000 <100 <2 00 <2 00
<br /> 11/29/00 INFL <50 0 <0 5 <0 5 <0 5 <1 0 3,300 <2,500 <50 0 <50 0 <50 0 <2,500 <50 <50 0 <50 0
<br /> 12/06/00 INFL <500 <5 0 <5 0 <5 0 <5 0 2,800 64 <5 0 130 26 <50 <500 <5 0 <5 0
<br /> 12/13/00 INFL <1,000 <10 <20 <10 <20 5,900 200 <10 240 60 <100 <1,000 <10 <10
<br /> 12/20/00 INFL <200 <2 0 <2 0 <2 0 <2 0 2,800 65 <2 0 130 24 <20 <1,000 <2 0 <2 0
<br /> 12/27/00 INFL <500 <5 0 <5 0 <5 0 <5 0 2,800 <50 <5 0 130 23 <60 <500 <5 0 <5 0
<br /> 01/03/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,600 <50 <5 0 120 19 <50 <500 <5 0 <5 0
<br /> 01/10/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,800 <500 <5 0 120 18 <50 <500 <5 0 <50
<br /> 01/17/01 INFL <400 <4 0 <4 0 <4 0 <4 2 2,400 82 <4 0 110 20 <40 <400 <4 0 <40
<br /> 01/24/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,200 <50 <5 0 110 23 <50 <500 <5 0 <5 0
<br /> 01/31/01 INFL <500 <5 0 <5 0 <5 0 <5 0 3,200 <50 <5 0 150 33 <50 <500 <5 0 <5 0
<br /> 02/08/01 INFL <500 <50 <5 0 <5 0 <5 0 3,500 <50 <50 160 36 <50 <500 <5 0 <5 0
<br /> 02/16/01 INFL <500 <5 0 <5 0 <5 0 <5 0 3,400 87 <5 0 130 28 <50 <500 <5 0 <5 0
<br /> 02/21/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,100 72 <5 0 98 24 <50 <500 <5 0 <5 0
<br /> 02/28/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,400 72 <50 110 24 <50 <500 <5 0 <5 0
<br /> 03/07/01 INFL_ <400 <4 0 <4 0 <4 0 <4 0 2,000 48 <4 0 91 19 <40 <400 <4 0 <40
<br /> 03/14/01 INFL <500 <5 0 <5 0 <5 0 <5 0 2,400 82 <5 0 95 18 <50 <500 <5 0 <5 0
<br /> 03/21/01 INFL <200 <2 0 <2 0 <2 0 <2 0 1,600 85 <2 0 100 23 <20 <200 <2 0 <2 0
<br /> 03/28/01 INFL <200 <2 0 <2 0 <2 0 <2 0 2,000 35 <2 0 84 18 <20 <200 <2 0 <2 0
<br /> 04/04/01 INFL <500 <5 0 94 <5 0 <5 0 2,200 50 <5 0 88 20 <50 <500 <5 0 <5 0
<br /> 04/11/01 INFL <200 <2 0 <2 0 <2 0 <2 0 1,200 38 <2 0 47 12 <20 <200 <2 0 <2 0
<br /> 04/18/01 INFL <200 <2 0 <2 0 <20 <2 0 1,500 37 <20 70 17 60 <1,000 <2 D <20
<br /> 04/25/01 INFL <500 <5 0 <5 0 <5 0 <5 0 740 <50 <5 0 31 72 <50 <400 <5 0 <5 0
<br /> 05/02/01 INFL <250 <2 5 <2 5 <2 5 <2 5 1,300 28 <2 5 57 14 29 <400 <25 <2 5
<br /> 05/09/01 INFL <100 <10 <10 <10 <10 1,500 27 <10 49 12 95 <2,000 <10 <10
<br /> 05/17/01 $NFL <200 <2 0 <2 0 <2 0 <20 1,300 51 <2 D 57 13 <20 <300 <2 D <2 0
<br /> GWE-Monthly AS Page 1 of 12
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