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�3 <br /> SEQUOIA ANALYTICAL <br /> 1900 Bates Avenue • Suite LM • Concord, California 94520 <br /> (510) 686-9600 • FAX (510) 686-9689 <br /> I <br /> ................,..,}:.y..:.:.::�.{::.;:;;�.%}Y•.,.�.,,v.-:{.:<+}:;::y};:,�:.;Ji::::i.:_;...:.n::rs:::.v....r:r.:':::,.. ::::,.v <br /> .............. ................. ;:-;J1:319 2 <br /> 1 :Ketffer�ian=��Lod�:<`:.;: :::Sarri�'���(ed:�� u 9 .. <br /> �...�..:;nn:::.:�.�..:..:....... ....���C!'ierit`Pro'ect..j:f�:..:...:Uinocal� 60 � <br /> �p a g bei g• c ) Y , p � <br /> 2401 Stanwell Drive, Suite 400 Matrix Descript: Water Received: Jul 13, 1992:`.:': <br /> Concord, CA 94520 Analysis Method: EPA 5030/8015/8020 Analyzed: Jul 15, 1992 <br /> ""Attention. Mardo Kapreallan, P.E. First Sample#: 207-0385 Reported: Jul 21, 1992 <br /> ....: :....:. ....... ....:::::.. ...............rrh::....:r:r::n.......Y..:?.:�i:�:::...::::.i:i?i:::?i:C.ii:�il.-::........ ..u:.... ..:....:. .............h:. <br /> TOTAL PETROLEUM FUEL HYDROCARBONS with BTEX DISTINCTION (EPA 8015/8020) <br /> Sample Sample Low/Medium B.P. Ethyl <br /> Number Description Hydrocarbons Benzene Toluene Benzene Xylenes <br /> ug/L ug/L Ng/L ug/L pg/L <br /> (ppb) (ppb) (ppb) {ppb} (ppb) <br /> 207-0385 MWi N.D. N.D. N.D. N.D. N.D. <br /> 207-0386 MW2 N.D. .1.5 N.D. N.D. N.D. <br /> 207-0387 MW3 N.D. N.D. N.D. N.D. N.D. <br /> 207-0388 MW4 N.D. N.D. N.D. N.D. N.D. <br /> 207-0389 MW5 N.D. N.D. N.D. N.D. N.D. <br /> 207-0390 MW6 120 0.90 N.D. N.D. N.D. <br /> 207-0391 MW7 N.D. N.D. N.D. N.D. N.D. <br /> i <br /> 207-0392 MW8 N.D. N.D. N.D. N.D. N.D. <br /> 207-0393 MW8 N.D. N.D. N.D. N.D. N.D. <br /> Method Detection Limits: 50 0.30 0.30 0.30 0.30 <br /> Low to Medium Boiling Point Hydrocarbons are quantitated against a gasoline standard, <br /> 4kEOU01A ANALYTICAL <br /> Ott A. Chie o 2070385.KEI <I> <br /> Project Manager <br />