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<br /> TABLE 2
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES
<br /> LARRY'S AUTO
<br /> 308 N Grant Street, Stockton, California
<br /> Sample TPH-g TP
<br /> Benzene Toluene Ethyl Xylenes DIPE ETBE MTBE TBA TAME EDB 1,2-DCA
<br /> Location Sample Date benzene „
<br /> (Screen) EPA Method 8015 EPA Method 8260
<br /> 07/24/97 160,000 - 26,000 29,000 3,600 18,000 <1,600 <1,600 <1,600 <8,000 <11600 - <1,600
<br /> 10/27/97 130,000 - _ 21,000 24,000 3,100 15,000 <1,000 <1,000 <1,000 <5,000 <1,000 - <1,000
<br /> 01/30/98 110,000 - 13,000 17,000 3,100 13,000 <120 <120 <120 <500 <120 - <2,000
<br /> 04/24/98 62,000 - 7,600 12,000 2,000 9,700 <85 <85 <85 <850 <85 -- <170
<br /> 07/22/98 84,000 - 16,000 19,000 2,700 12,000 <630 <630 <630 <6,300 <630 - <1,300
<br /> 03/23/99 71,000 - 91900 14,000 1,800 8,800 <500 <500 <500 <2,500 <500 - <500
<br /> 08/12/99 89,000 - 8,900 15,000 3,600 17,000 <500 <500 <500 <2,500 <500 <500
<br /> 11/22/99 110,000 - 11,000 21,000 4,000 18,000 <500 <500 <500 <2,500 <500 - <500
<br /> 02/16/00 95,000 - 6,600 14,000 2,700 13,000 <500 <500 <500 <500 <500 - <650
<br /> 06/08/01 52,000 - 4,800 8,500 1,700 7,900 <100 <100 <100 <500 <100 - <100
<br /> 09/04/01* 76,000 - 4,100 9,000 2,000 9,600 <20 <20 <20 <25 <5 0 - - -
<br /> 12/21/01 44,000 - 3,400 9,100 11900 10,200 <50 <50 <250 <1,250 <50 <25 <25
<br /> VW-5C 03/12/02 42,000 - 4,000 8,400 2,000 10,600 <100 <100 <500 <2,500 <100 <50 <50
<br /> (45-55) 06/12/02 94,000 - 7,800 14,000 2,500 10,200 <10 <10 22 <250 <10 <5 0 40
<br /> 09/13/02 90,000 - 7,000 18,000 3,100 149000 <10 <10 <10 <250 <10 <5 0 15
<br /> 12/13/02 88,000 - 6,400 12,000 3,200 13,500 <10 <10 15 <100 <10 <5 0 28
<br /> 03/19/03 60,000 - 3,000 12,000 2,300 10,400 <10 <10 <10 <100 <10 <10 30
<br /> 06/02/03 62,000 - 3,000 13,000 2,000 12,300 <1 0 <1 0 <1 0 <10 <1 0 <0 5 <0 5
<br /> 08/18/03 162,000 -- 9,200 38,000 4,000 24,600 <10 <10 <1 0 <10 <1 0 <0 5 64
<br /> 12/04/03 120,000 - 2,500 6,500 1,900 3,200 <1 0 <1 0 <1 0 <10 <1 0 <0 5 100
<br /> 03/11/04 180,000 - 2,400 5,100 1,900 7,400 <10 <10 <1 0 <10 <10 <0 5 44
<br /> 06/03/04 110,000 - 3,900 12,000 3,600 15,600 <1 0 <1 0 <10 <10 - <1 0 <0 5 19
<br /> 09/08/04 110,000 - 2,900 9,700 2,100 10,900 <l0 <10 <10 <10 <10 35 23
<br /> 12/15/04 110,000 - 6,600 17,000 4,700 19,000 <10 <10 <10 <10 <10 22 28
<br /> 03/23/05 170,000 1,900 31,000 16,000 52,000 <1 0 <1 0 <1 0 <10 <1 0 <0 5 9.3
<br /> 06/17/05 140 000 2,200 11 1000 1 3,800 38 00 I <1 0 <1 0 1 <1 0 1 <10 <10 I <0 5 1 39
<br /> Notes -
<br /> pgll micrograms per liter MTBE methyl tertiary-butyl ether * BTEX compounds analyzed with Method 8021
<br /> TPH-g total petroleum hydrocarbons quantified as gasoline TAME tert amyl methyl ether - Not Analyzed/Not sampled
<br /> TPH-d total petroleum hydrocarbons quantified as diesel TBA tent butyl alcohol
<br /> DIPS di-isopropyl ether EDB 1,2-dibromoethane
<br /> ETBE ethyl tertiary-butyl ether 1,2-DCA 1,2-dichloroethane
<br /> Advanced GeoEnmronmental,Inc
<br /> r F
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