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1455 McDowell Blvd North,Ste D <br /> Sequoia PetaIuma,CA294954 <br /> 4(:i) (707)792-1865 <br /> � Analytical www seuosabFAX qlabs c 42 <br /> uotcom <br /> Cambna Environmental Project Equiva 5-7d <br /> 270 Perkins St Project Number 440 West Charter Way,Stockton [reported <br /> Sonoma CA,95476 Project Manager Aubrey Cool 12/12/00 07 37 <br /> Total Petroleum Hydrocarbons as Gasoline and BTEX by EPA 8015NV8020M- Quality Control <br /> Sequoia Analytical- Petaluma <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC limits RPD Limn Notes <br /> Batch 0110281 -EPA 5030,waters <br /> LCS(0110281-BS1) Prepared&Analyzed 11/10/00 <br /> Gasoline 2660 500 ug!] 2750 967 65-135 <br /> Benzene 429 0 500 320 134 65-135 <br /> Toluene 219 0 500 193 113 65-135 <br /> Ethylbenzene 44 9 0 500 460 976 65-135 <br /> Xylenes(total) 223 0 500 231 965 65-135 <br /> Surrogate a a a-Trfluorotoluene 347 300 116 65-135 <br /> Surrogate 4-Bromofluorobenzene 304 300 101 65-135 <br /> Matrix Spike(0110281-MSI) Source P011086-23 Prepared&Analyzed 11/10/00 <br /> Gasoline 2920 Soo ug/l 2750 ND 106 65 135 <br /> Benzene 45 8 0 500 320 ND 143 65-135 QM-07 <br /> Toluene 235 0 500 193 ND 122 65-135 <br /> Ethylbenzene 485 0 500 460 ND 105 65-135 <br /> Xylenes(total) 241 0 500 231 ND 104 65-135 <br /> Surrogate a a a-Trijluorotoluene 350 300 117 65-135 <br /> Surrogate 4-Bromofluorobenzene 311 300 104 65-135 <br /> Mltrff Spike Dup(0I10281=MSD1) Sonrce�P011086-23 Prepared'&Analyzed=11/10/00 <br /> Gasoline 2870 500 ug/l 2750 ND 104 65-135 173 20 <br /> Benzene 45 2 0 500 3f 0 ND 141-65-135-1 32 20- QM-07— <br /> Toluene 232 0 500 193 ND 120 65-135 1 28 20 <br /> Ethylbenzene= - — — - - - - - - -- - 469 0 500 =-' - -~-460 ND� 102 65-135 357 - 20 <br /> Xylenes(total) 236 0 500 231 ND 102 65-135 2 10 20 <br /> Surrogate a a a-Trifluoratoluene 343 300 114 65-135 <br /> Surrogate 4-Bromofluarobenzene 311 300 104 65135 <br /> Batch 0110282-EPA 5030,waters <br /> Blank(0 1 10282-BLKI) Prepared&Analyzed 11/10/00 <br /> Gasoline ND 50 0 ug/l <br /> Benzene ND 0 500 " <br /> Toluene ND 0 500 " <br /> Ethylbenzene ND 0 500 " <br /> Xylenes(total) ND 0 500 " <br /> Surrogate a a a-Trifluorotoluene 323 300 108 65-135 <br /> Surrogate 4-Bromofluorobenzene 164 300 880 65-135 <br /> Sequoia Analytical-Petaluma The results in this report apply 10 the samples analyzed to accordance with the cha4O <br /> custody document Thu analytical report must be reproduced to its entirety <br /> Page 27 of 41 <br />