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r CREEK ENVIRONMENTAL LABORATORIES, INC. <br /> Qual <br /> � 141 SUBURBAN ROAD,SUITE C-5 • SAN LUIS OBISPO,CA 93401 (805)545-9838 FAX(805)545-0107 <br /> Order I3o J3793 <br /> Laboratory Reagent Blank <br /> Test Method Results TJnits <br />' TPH as Gasoline (AQ) EPA 8015< 50 ug/L <br /> TPH as Diesel in water EPA 8015M< 0 05 mg/L <br /> Benzene EPA 8020 < 0 5 ug/L <br />' Toluene EPA 8020 c 0 5 ug/L <br /> Ethyl Benzene EPA 8020 < 0 5 ug/L <br /> Total Xylenes EPA 8020 < 0 5 ug/L <br /> t-Butanol EPA 8260< 20 ug/L <br />' ETBE EPA 8260 < 5 ug/L <br /> Di.isopropyl Ether (DIPS) EPA 8260 < 5 ug/L <br /> MTBE EPA 8260 < 5 ug/L <br />' TAME EPA 8260 < 5 ug/L <br /> Laboratory Known Analysis (LCS) <br /> Test Method Results Expected Recovery <br /> ----------------------------- ------ ------- -------- -------- <br /> TPH as Gasoline (AQ) EPA 8015M440 7 500 0 88 14% <br /> TPH as Diesel in water EPA 8015M 0 87 1 00 87 00% <br /> TPH as Diesel in water EPA 8015M 0 89 1 00 89 009 <br /> Benzene EPA 8020 3 3 3 5 94 29% <br /> Toluene EPA 8020 16 3 14 0 116 43t <br /> Ethyl Benzene EPA 8020 4 7 4 0 117 50% <br />' Total Xylenes EPA 6020 25 8 22 5 114 67k <br /> t-Butanol EPA 8260 269 250 107 60g <br /> ETBE EPA 8260 49 50 98 00%, <br /> Dii.sopropyl Ether (RIPE) EPA 8260 56 50 112 00%- <br /> MTBE <br /> 0$MTBE EPA 8260 55 50 110 00t <br /> TAME EPA 8260 50 50 100 00$ <br />' Matrix Spike/Matrix Spike Duplicates <br /> MS MSD (t) <br />' Test Method Recovery Recovery RPD <br /> TPH as Gasoline (AQ) EPA 8015M 81 88 79 80 2 57 <br /> Benzene EPA 8020 97 14 91 43 6 06 <br />' Toluene EPA 8020 112 14 111 43 0 64 <br /> Ethyl Benzene EPA 8020 115 00 112 50 2 20 <br /> Total Xylenes EPA 8020 112 44 111 56 0 79 <br /> t-Butanol EPA 8260 36 00 39 20 3 11 <br /> ETBE EPA 8260 72 00 74 00 2 74 <br /> Diisopropyl Ether (DIPE) EPA 8260 70 00 88 00 22 78 <br />' MTBE EPA 8260 78 00 76 00 2 60 <br /> TAME EPA 8260 70 00 70 00 0 00 <br /> i <br /> 1 <br /> Ck PRINTED ON RECYCLED PAPER <br />