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MPDS-UN5098-04 <br /> Page 6 of 7 <br /> TABLE 3 (Continued) <br /> SUMMARY OF LABORATORY ANALYSES <br /> WATER <br /> (UNOCAL MONITORING WELLS) <br /> 1, 2- <br /> TPH as Ethyl- Dichloro-- <br /> Date Well Gasoline Benzene Toluene benzene Xylenes ethane <br /> 12/30/92 MW10 820 25 1 5 53 3 6 5 2 <br /> MW11 84 , 000 20, 000 27, 000 2 , 400 14 , 000 330 <br /> MW12 23 , 000 3 , 200 1, 200 560 1, 800 32 <br /> MW13 ND ND ND ND ND ND <br /> 9/30/92 MW10 1 , 000 26 0 85 46 10 12 <br /> MW11 42 , 000 8, 800 6 , 200 1, 600 4 , 400 56 <br /> MW12 16 , 000 1, 700 1, 000 590 880 24 <br /> MW13 ND ND ND ND 0 92 ND <br /> 6/03/92 MW10 960 7 2 2 0 3 3 8 6 12 <br /> MW11* 620 150 70 26 68 680 <br /> MW12* 23 , 000 2 , 300 2 , 000 840 1, 700 92 <br /> MW13 ND ND ND ND ND 12 <br /> 2/24/89 MW2A 1, 600 54 8 01 23 20 440 <br /> MW3♦ 57 ND ND ND ND 12 <br /> MW4♦ ND ND ND ND ND ND <br /> MW5• ND ND ND ND ND 0 86 <br /> * <br /> Nitrates were non-detectable, and coliform bacteria were below detection <br /> limits . <br /> I <br /> ** All EPA method 8010 constituents were non--detectable , except for <br /> concentrations of bromodichloromethane at 0 53 gg/L, chloroform at 1 4 <br /> gg/L, and dibromochloromethane at 0 97 µg/L <br /> A Well has been destroyed <br /> ND = Non-detectable <br /> Results are in micrograms per liter (µg/L) , unless otherwise indicated <br /> Note - All EPA method 8010 constituents were non-detectable, except as <br /> reported above <br /> - Laboratory analyses data prior to December 20 , 1993 , were provided by <br /> Kaprealian Engineering, Inc <br />