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Ar.� loli'oed 1 les <br /> _ <br /> 2805 GLENCAIRN CT. - Bakersfield, CA 93309 F2�x/Phone'($05j 832-0Gb4' <br /> February 13, 1994 <br /> Bob Marty <br /> Geological Audit Services, Inc. <br /> 1803 W. March Lanc, Suitc A <br /> Stockton, CA 95207 <br /> Re: Guwekc Forel, Ludi CA B--actcric logy Report, Samplcd 2/2194, 217194 & 211.0194 <br /> BACTERIOLOGY LAB REPORT <br /> Bacteriological results for MW 4, MW 14 and EW1 arc as follows: <br /> Sample Date Presumtive Plate Count Species P, acroginosa <br /> Coliform Bacteria/ml Present Bacteria/ml <br /> MPN1100 nil TSA TSA gm <br /> - <br /> & Oxidase; Neg. - oxidase + <br /> MW 4' 217194 0 40,000 3 0 <br /> MW 4' 2110194 >5 405000 3 0 <br /> MW 14 2/7/94 0 2400 2 0 <br /> Mw 14 2110194 0 100 1 0 <br /> EW-1 212194 0 7,500 4 0 <br /> Inoculutn 2/2/94 0 >1 x 1010 >8- - 0 <br /> 500 Gal. <br /> Tank _ --_ <br /> Inoculum 2/2194 0 >1 x 10"' >S 0 <br /> 1000 Gal. <br /> Tank <br /> 'Standing water in well, not ground water, sanely color, stagnant water in well cap. <br /> Although tale water isolated from M1'V4 was not groundwater the sainple gave a presumptive <br /> positive coliform test. The presumptive tube test employs lactose as the only carbon source and <br /> many bacteria commonly found is nature can utilize lactose. MNP n}cans most probable <br /> number and as such a positive: presumptive test does not confirm the prtsencc oCcoliforms. <br /> Stmptomyc es and many othcr bacteria naturally present in the soil and nature that are Able to <br /> utilize lactose give a.Positive presumptivc coliform test but negative confirmatory tests. To <br /> identify colifinnis additionat biochemical and differential tests must be performed. <br /> a 6Z� tr� � 8 ��J �NCiHd j Sl u�wuoa t nu3 coo�'M <br /> �d 14USt1:a1 t766T.Zz.... •a <br />