ARCHIVED REPORTS_XR0008261 CASE 1

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Seattle 11720 North Creek Pkwy N Surto 400 Bothell WA 98011 8244 425 420 9200 fax 425 420 9210 TM Spokane East 11115 Montgemcry Suite 8 Spokane WA 99206 4176 509 924 9200 fax 509 924 9290 Portland 9405 SW Nimbus Avenue Beaverton OR 97008 7132 503 906 9200 fax 503 906 9210 Bend 20332 Empire Avenue SuFte F 1 Bend OR 97701 5711 www nealabs com 541 363 9310 fax 541 382 7588 Amok ERM-West(Walnut Creek) Project UPRR Stockton 936 East Weber 1777 Botelho Dr Suite 260 Project Number 818725 Reported Walnut Creek CA,94596 Project Manager Wade Starnes 10/23/01 13 28 BTEX, MTBE and Naphthalene by WDOE Interim TPH Policy Method using GC/MS North Creek Analytical-Bothell Reporting Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes ,TB092801-2(B1J0040-02)Water Sampled 09/28/0112 00 Received 09/29/01 11 30 Benzene ND 100 ug/l 1 1J03024 10/03/01 10/03/01 EPA 8260B Toluene ND 100 11 " It " ND 100 " ,Elhylbenzene m,p-Xylene ND 200 o-Xylene ND 100 " Surrogate 1,2-DCA-d4 925% 73-137 'Surrogate Toluene-d8 855% 75-124 Surrogate 4-BFB 101 % 77-120 „ MW-3(B1J0040-03)Water Sampled 09/28/01 11 25 Received-09/29/011130 Benzene ND 100 ug/l 1 IJ03024 10/03/01 10/03/01 EPA 826013 Toluene ND 100 " Ethylbenzene ND 100 " lwylene ND 200 " ylene ND 100 " Surrogate 12-DCA-d4 925% 73-137 ,Surrogate Toluene-d8 870% 75-124 " Surrogate 4-BFB 102% 77-120 " MW-3D(B130040-04)Water Sampled 09/28/011125 Received 09/29/01 11 30 IBenzene ND 100 ug/l I IJ03024 10/03/01 10/03/01 EPA 8260B Toluene ND 100 " Ethylbenzene ND 100 " m,p-Xylene ND 200 " o-Xylene ND 100 I Surrogate 12-DCA-d4 920% 73-137 " Surrogate Toluene-d8 890% 75-124 Surrogate 4-BFB 970% 77-120 I I I WrUr-e-e'RAnalytical-Boffi-ell Bo-ellThe results in this report apply to the samples analyzed in accordance with the chain of custody document This analytical report must be reproduced in its entirety '-� North Creek Analytical,Inc Page 2 of 16 Kirk Gendron,Project Manager Environmental Laboratory Network