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• TABLE 2 <br /> Summary of Laboratory Analyses - Water <br /> Knowles Property - Stockton, CA <br /> Page 5 of 5 <br /> (in ppb) <br /> StAMOU bATt WELL ID 8 T E X TPHQ <br /> 12/18/93 MW8 <0 60 <0 SO <0 so <0 50 <50 <br /> Continued MW7 <0 60 <0 60 <0 60 <0 60 <60 <br /> MWS <0 60 <0 60 <0 60 <0 50 <50 <br /> 04/29/94 M W 1 1.9 1 0 1 2 2 0 130 <br /> MW2 2 1 <0 60 <0 60 <0 60 761 <br /> MW3 36 <0 60 <0 60 <0 60 2.000= <br /> MW4 <0 60 <O 60 <0 60 <0 60 <60 <br /> MW6 3,600 860 430 1,600 13,000 <br /> MW6 <0 60 <0 50 <0 60 <0 60 <60 <br /> MW7 <0 60 <0 60 1 <0 60 1 <0 60 1 <50 <br /> MW8 <0 60 <0 60 <0 60 <0 60 <50 <br /> 09127/94 M 350 <60 100 26 3,200 <br /> MW2 <06 <0 6 <06 <06 230 <br /> MW4 <05 <06 <05 <06 <60 <br /> MW6 14,000 8,000 1,600 6,000 74,000 <br /> MW8 <0 6 <05 <06 <06 <50 <br /> Primary/Secondary MCLS 1 0/NA 1000/40 680/30 1750/20 NA <br /> ppb •W parte per billion - pg/t micrograms per liter <br /> B Benzene, Analyzed by EPA Method 8020 <br /> T Toluene, Analyzed by EPA Method 8020 <br /> E — Ethylbenzene; Analyzed by EPA Method 8020 <br /> X m Xylenes. Analyzed by EPA Method 8020 <br /> TPHO Total Petroleum Hydrocarbons as Gasoline, Analyzed by EPA Method 8015 <br /> < Not Detected at or Above Method Detection Limits <br /> ' Q Sample chromatogram does not match gasoline fingerprint <br /> Y a Sample chromatogram contains an unidentified peak which does not match gasoline fingerprint <br /> m When compared to the gasoline standard, chromatogram contains a higher proportion of peaks that <br /> elute before benzene <br /> NA Not Analyzed <br />