2013-08-06_HYDROLOGY - M1977300 (3)

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- www.enerdab.com Helena, MT 877 - 472 -0711 • Billings, MT 800 - 735 -4489 * Casper, WY 888 - 235 -0515 A fralfa ra3�aee /H3T Gillette, WY 866 -666 -7175 • Rapid City, SD 888 -672 -1225 • College Station, TX 888- 690 -2218 QA /QC Summary Report Prepared by Casper, WY Branch Client: Cotter Corporation Report Date: 06/27/13 Project: Schwartz SW 5/21/13 S26991 - S26995 Work Order: 013050860 Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: E353.2 Analytical Run: SUB - 6205461 Sample ID: ICV Initial Calibration Verification Standard 05/30/13 08:52 Nitrogen, Nitrate +Nitrite as N 22.3 mg /L 0.060 102 90 110 Method: E353.2 Batch: B_R205461 Sample ID: MBLK Method Blank Run: SUB - 6205461 05/30/13 08:53 Nitrogen, Nitrate +Nitrite as N ND mg /L 0.005 Sample ID: LFB Laboratory Fortified Blank Run: SUB - 6205461 05/30/13 08:54 Nitrogen, Nitrate +Nitrite as N 1.05 mg /L 0.010 107 90 110 Sample ID: B13052072- 001AMS Sample Matrix Spike Run: SUB - 13205461 05/30/13 09:00 Nitrogen, Nitrate +Nitrite as N 1.19 mg /L 0.010 107 90 110 Sample ID: B13052072- 001AMSD Sample Matrix Spike Duplicate Run: SUB - 13205461 05/30/13 09:02 Nitrogen, Nitrate +Nitrite as N 1.20 mg /L 0.010 108 90 110 0.7 10 Qualifiers: RL - Analyte reporting limit. MDC - Minimum detectable concentration ND - Not detected at the reporting limit. Page 21 of 31