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A. Keith Kaufman, M.S. <br /> May 14, 1996 Consultant in Environmental Biotechnology <br /> Serving Industry, Goverment, Academia and the Legal ftafeuion <br /> TO: Mr. Bob Marty (Advanced GeoEnvironmental (North]) <br /> FROM: A. Keith Kaufman <br /> I (2--- <br /> Subject: Results of Physicochemical and Microbiological Analyses of Seven (7) Water <br /> Samples(GLDM) <br /> IListed below are the results from the referenced analyses performed on seven (7) water samples <br /> collected on 4/25/96 and received on 4/26/96. After appropriate dilution,the samples were plated <br /> onto TSA and MSA supplemented with 50 ppm gasoline as sole carbon substrate (per Bob <br /> Marty). Cultures were incubated under aerobic conditions at room temperature for four (4) days <br /> prior to enumeration. Physicochemical analyses were performed in accordance with previously <br /> described protocol. <br /> RESULTS <br /> Parameter MW-6MW 7 NM. I0 MW 1: MW-13 MW 1�i EW I <br /> pH 77.< 77.... ..: 8ii 80 <br /> Nitrate (ppm} 0 2 2 Q 4 7 3 4 . 3 8 1 5 1 0 <br /> Nitrite,(lpm} ND 4.0 2 0 3 0 4 0 ND iVD <br /> Amrnomiuu (ppn} Q 1 0 7 0 3 7.9 0 S <br /> Phosphate {pprn) 1 2 I* 11 ::..0.7 <br /> Potass�uu {ppm) A6 1 7 3 0 2 S 1 7 ` 1 $ 1 7 <br />' Gen Mic Enum <br /> (CFU X Ioinl) 7.6: 0.96 ;5 6 14 4 0.06 9 0 11 0 <br /> Sel Mier' Enunr: <br /> {CFU X 1b5/ml}: NC 0 06 D 52 2 7 . NC 0 24 96 <br /> BiodegzaI ers 6 3. 9 3 18,.8: 2<7 8 7 <br /> <. . . .. Avera e..% Biode aden 6.54 <br /> ND.. not detected,at detectron hfiAC'O 0 1`PPm,.. <br /> i*. Colorornetrte interference dne i0 turtridaty, <br /> NC Na:jaunts>at lil final izluuon <br /> 6245 Bristol Parkway#249 Culver City, CA 90230 (310)577-9364[FAXJ <br />' (310) 822-938 <br />