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<br /> TABLE 2
<br /> GROUNDWATER ANALYTICAL RESULTS
<br /> 424 NORTH VAN BUREN STREET(AREA 16)
<br /> Stockton,California
<br /> Depth to
<br /> Location Date Groundwater TPHg MTBE Benzene Toluene Ethylbenzene Xylenes see-Butyl-a benzu-Butene
<br /> Isopropyl- Naphthalene n-propylbenzene 1,2,4-THB 1,3,5-TMB
<br /> feet s
<br /> benzene benzene benzene
<br /> 16B-6b` 1113/04 17-25 140,000 <1,000 19,000 2,300 47,000 <200 950 200 3,700 580 83,0W
<br /> 16B-8 1114104 18-25 240 000 <5,000 10 000 61,000 11.000 120,00 <1,0D0 <1,000 1,600 12,000 5.300 44,0W 14,M
<br /> 16B-8 D 1114/04 18-25 230,000 <5 000 8,400 37,000 2,700 32,000 <1,000 <1 000 <500 <1,000 <1 000 4,200 1,200
<br /> 1613-9 1114104 175-25 70,000 <1,000 2,000 5,200 1,900 19,000 <40 <200 <200 910 280 3,600 3 400
<br /> 1613-10 1119/04 1830 79,000 <2,000 700 7,000 5,800 28,000 <400 610 320 1 000 1,100 6,400 2000
<br /> 1613-11 1120104 1731 2-1,00-0- <200 1400 2 700 860 4,000 66 320 44 160 210 11900 860
<br /> EW4 1113104 15 35 86,000 <1,000 2,600 9,600 2,100 27,000 <40 <200 120 840 280 3,800 1,300
<br /> Comparison Well
<br /> MW-3 2121/03 19-44 200 400 -5,400 57 000 5,100 29,000 7
<br /> Groundwater Confirmation Sample:
<br /> 16-EXC-W 5/11103 22 43,000 820 3,900 300 7,000 -
<br /> Notes
<br /> All results in microgram per liter(µg11.)
<br /> Feet bgs-feet below ground surface
<br /> --Not analyzed
<br /> `-Sample on chain-of-custody did not have the"b designation It was added because older bonngs used the same ID
<br /> TPHg-Total petroleum hydrocarbons as gasoline
<br /> MTBE-Methyl-tert-butyl ether
<br /> TMB Tnmethyl benzene
<br /> Bold-analytical detected
<br /> <1,000 Not detected above the laboratory reporting limit shown
<br /> 25971021 table Page 1 of 1 November 2004
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