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TABLE 2
<br /> LABORATORY ANALYSES - GROUNDWATER
<br /> Knowles Property - Stockton, CA
<br /> Page 4 of S
<br /> (in parts per billion)
<br /> A WL ? E E NZEN>E XYL H
<br /> 08/28/96 MW1 40 1 4 48 36 1,500
<br /> MW3 79 <05 <05 <06 200
<br /> MW4 48 <06 <06 <05 150
<br /> MW6 20,000 6,700 760 14,000 84,000
<br /> MW8 1 5 23 <0 5 1 6 <50
<br /> 12/30/96 MW1 57 27 69 99 2,500
<br /> MW2 <05 <06 <05 <05 <50
<br /> MW4 <05 <05 <06 <06 <60
<br /> MW6 32,000 29,000 4,600 38,000 190,000
<br /> MW8 <05 <05 <O 6 <05 <50
<br /> 2121197 MW1 10 24 13 12 270
<br /> MW3 <O 6 1 <05 <05 <06 <60
<br /> MW4 <05 <0 5 <05 <0 5 <50
<br /> MW6 13,000 6,600 1,200 10,000 97,000
<br /> MW8 <05 <05 <05 <05 <60
<br /> 5/09197 MW1 88 16 97 88 3,600
<br /> MW4 <0 6 <05 <0 5 <05 <50
<br /> MW5 12,000 6,600 1,300 11,000 95,000
<br /> MW8 <05 <O 6 <05 <05 <50
<br /> 8113197- MW1 96 46 150 120 5,000
<br /> 8114197 MW2 <05 <0 6 <05 <05 <60
<br /> MW3 <05 <05 <05 <0 5 <50
<br /> MW4 <05 <05 <0 5 <05 <50
<br /> MW5 11,000 7,800 1,500 12,000 94,000
<br /> MW8 <0 5 <05 <05 <05 <60
<br /> 11/06/97 MW1 39 1 6 49 36 1,900
<br /> MW4 <05 <O 5 <05 <06 <50
<br /> MW5 10,000 7,000 1,700 12,000 80,000
<br /> MW8 <0 6 <05 <O 6 <06 <60
<br /> 2113198 MW1 61 42 55 96 2,200
<br /> MW3 13 49 <05 2 1 76
<br /> MW4 12 43 <05 24 52
<br /> MW6 8,200 5,800 890 9,300 69,000
<br /> MW8 82 10 <06 <O 5 <60
<br /> 5119/98 MW1 15 <05 65 1 62 1,600
<br /> MW4 <05 <0 5 <05 <05 <50
<br /> MW6 7,800 6,200 840 9,000 65,000
<br /> MW8 <0 6 <0 5 <05 <05 <50
<br /> Primar MCLS 10 100 680 1,750 NA
<br /> NOTES
<br /> TPHG = Total Petroleum Hydrocarbons as Gasoline, Analyzed by EPA Method 8015, Benzene, Toluene,
<br /> Ethylbenzene, Xylenes analyzed by EPA Method 8020
<br /> • < Nat Detected at or Above Method Detection Limits
<br /> ' Sample chromatogram does not match gasoline fingerprint
<br /> groundzelimowles ham%tnbk2 doc
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