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Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Herst Associates Project: Austin Road/NCYCC Drilling Reported: 12/19/2008 13:17 <br /> 4630 South Highway 94 North Outer Road Project Number: [none] <br /> Saint Charles,MO 63304 Project Manager: David Vasbinder <br /> r no-Phosphorus Pesticide Analysis (EPA Method 8141) <br /> BCL Sample ID: 0816165-01 Client Sample Name: Development Composite, 12/8/2008 3:20:00PM, David Vasbinder <br /> Prep Run Instru- QC MB Lab <br /> Constituent Result Units PQL MDL Method nate Date/Time Ana st ment ID Dilution Batch ID Bias duals <br /> Chlorpyrifos NO ug/L 0.20 0.024 EPA-8141 12/11/08 12/12/08 15:04 -OAA GC-7 1 BRL0894 NO <br /> -------- -- . ._. —..__...._ _ <br /> Diazinon NO ug/L 0.20 0.044 EPA-8141 12/11/08 12/12/08 15:04 OAA GC-7 1 BRL0894 NO <br /> Dimethoate NO ug/L 0.20 0.075 EPA-8141 12/11/08 12/12/08 15:04 OAA GC-7 1 — BRL0894 NO <br /> Disuifoton NO ug/L 0.50 0.039 EPA-8141 12/11/08 12/12108 15:04 OAA GC-7 —. .._.1— BRL0894 NO <br /> �. -- �_......_ _-------- <br /> Ethion NO ug/L 0.20 0.032 EPA-8141 12/11/08 12/12/08 15:04 OAA GC-7 1 BRL0894 NO <br /> Methyl parathion NO ug/L 0.20 0.074 EPA 8141 12/11/08 12/12/08 15:04 OAA GC-7 1 BRL0894 NO <br /> Phorate ND ug/L 0.20 0.041 EPA-8141 12/11/08 12/12/08 15:04 OAA GC-7 1 BRL0894 NO V11 <br /> -- .... .. ... <br /> Thionazin NO ug/L 0.20 0.041 EPA-8141 12/11/08 12/12/08 15:04 OAA GC-7 1 BRL0894 NO <br /> Triphenylphosphate(Surrogate) 93.6 % 55-132 (LCL-UCL) EPA-8141 12/11108 12/12/08 15:04 OAA GC-7 1 BRL0894 <br /> The results in this report apply to the samples mralyzed in accordance with the chain of custody document. nis analytical report must be reproduced in its entirety. <br /> All results fisted in this report are for the exclusive use of the submitting party. BCLb" assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> 4100 Atlas Court Bakersfield,CA 93308 (67-4911 FAX(661)327-1918 www.bclabs.com ®Page 3 of 54 <br /> Certifications: California-ELAP Certification N r 1186; Nevada Administrative Code-NAC-445A <br />