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TAAJ 2 _
<br /> • SUMMARY OF GROUNDWR ANALYTICAL RESULTS •
<br /> JAMAR Service Station,4075 East Main Street, Stockton, CA �.
<br /> Page 5 of 5 '
<br /> (Reported in u II
<br /> Sample Date TPHg Benzene Toluene Ethyl Xylenes MTBE I TBA DIPE ETBE TAME 1,2-DCA EDB TPHd
<br /> ID I I Benzene
<br /> MW9b 03/17/04 <50 <0.5 <0.5 <0.5 <1.0 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 06/03/04 <50 <0.5 <0.5 <0.5 <1.0 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 09/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> 12/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> MW9c 03/17/04 <50 1.6 3.2 <0.5 2.7 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 06/03/04 <50 <0.5 <0.5 <0.5 <1.0 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 09/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> 12/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> M W 10a 06/03/04 <50 <0.5 <0.5 <0.5 <1.0 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 09/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <D.5 <50
<br /> 12/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> MW10b 06/03/04 <50 <0.5 <0.5 <0.5 <1.0 5.4 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 09/13/04 <50 <0.5 <0.5 <0.5 <1.0 35 <5.0 <0.5 <0.5 <0.5 2.1 <0.5 <50
<br /> 12/13/04 <50 <0.5 <0.5 <0.5 <1.0 44 <5.0 <0.5 <0.5 <0.5 1.8 <0.5 <50
<br /> MW10c 06/03/04 <50 <0.5 <0.5 <0.5 <1.0 <2.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 09/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> 12/13/04 <50 <0.5 <0.5 <0.5 <1.0 <0.5 <5.0 <0.5 <0.5 <0.5 <0.5 <0.5 <50
<br /> EW1 05/29/03 170,000 27,000 14,000 2,100 10,200 16,000 480 ND ND ND 430 ND 13,000
<br /> 12/18/03 200,000 35,000 3,000 1,200 4,100 15,000 <2,000 <200 <200 <200 <200 <200 <100
<br /> 03/17/04 110,000 40,000 7,400 1,700 5,900 11,000 <1,000 <100 <100 <100 <100 <100 <100
<br /> 6103104 85,000 35,000 6,500 1,600 6,600 13,000 <2,000 <200 <200 <200 <200 <200 <100
<br /> 07/16/04 20,000 4,500 870 56 4,200 12,000 <2,000 <200 <200 <200 300 <200 <100
<br /> 08/13/04 5,000 260 91 22 1,200 18,000 1,300 <100 <100 <100 490 <100 <200
<br /> 09/13/04 1,800 57 15 1.6 280 15,000 <2,000 <200 <200 <200 390 <200 <50
<br /> 12/13104 1 1,300 1 0.8 1 <0.5 1 3.4 1 130 1 9,700 1 <1000 I <100 <100 I <100 180 1 <100 <100
<br /> Notes:
<br /> TPHg denotes Total Petroleum Hydrocarbons as gasoline analyzed by EPA Method 80156
<br /> TPHd denotes Total Petroleum Hydrocarbons as diesel analyzed by EPA Method 8015B
<br /> MTBE denotes methyl tertiary butyl ether analyzed by EPA Method 82608
<br /> D1PE denotes di-isopropyl ether analyzed by EPA Method 8260B
<br /> TAME denotes tertiary amyl methyl ether analyzed by EPA Method 82606
<br /> TBA denotes tertiary butyl ether analyzed by EPA Method 8260B
<br /> ETBE denotes ethyl tertiary butyl ether analyzed by EPA Method 8260B
<br /> 1,2-DCA denotes 1,2-dichloroethane analyzed by EPA Method 82608
<br /> EDB denotes ethyl dibromide analyzed by EPA Method 8260B
<br /> NA denotes not analyzed
<br /> ND denotes not detected
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