2014-05-08_HYDROLOGY - M1977300 (2)

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990m, AaWW www.mwdab.com Helena, MT 877472 -0711 • Billings, MT 600- 735 -4489 • Casper, WY 888-235-1515 $b- 1119 Gillette, WY 866 -686 -7175 • Rapid City, SD 886 -672 -1225 • College Station, T% 888 -690 -2218 QA/QC Summary Report Prepared by Casper, WY Branch Revised Date: 03/05/14 Client: Cotter Corporation Report Date: 02/18/14 Project: Schwartz -GW 1/30/14 S27319 Work Order: C14020002 Analyte Count Result Units RL ° /.REC Low limit High Limit RPD RPDLimit Qual Method: E365.1 Analytical Run: SUB - 6219201 Sample ID: ICV Initial Calibration Verification Standard 02/11/14 13:54 Phosphorus, Total as P 0.246 mg /L 0.0050 98 90 110 Method: E365.1 Sample ID: MB -77631 Phosphorus, Total as P Sample ID: LCS -77631 Phosphorus, Total as P Sample ID: B14020352- 001AMS Phosphorus, Total as P Sample ID: B14020352- 001AMSD Phosphorus, Total as P Sample ID: B14020432- 002BMS Phosphorus, Total as P Sample ID: B14020432- 002BMSD Phosphorus, Total as P Qualifiers: RL - Analyte reporting limit. MDC - Minimum detectable concentration ND - Not detected at the reporting limit. S - Spike recovery outside of advisory limits. Page 15 of 20 Batch: B77631 Method Blank Run: SUB - 6219201 02/11/14 13:55 ND mg /L 0.004 Laboratory Control Sample Run: SUB- B219201 02/11/14 13:56 0.197 mg /L 0.0050 99 90 110 Sample Matrix Spike Run: SUB - 13219201 02/11/14 14:08 0.368 mg /L 0.0050 103 90 110 Sample Matrix Spike Duplicate Run: SUB - 13219201 02/11/14 14:09 0.367 mg /L 0.0050 103 90 110 0.3 10 Sample Matrix Spike Run: SUB - 13219201 02/11/14 14:22 1.90 mg /L 0.025 102 90 110 Sample Matrix Spike Duplicate Run: SUB - 6219201 02/11/14 14:23 2.02 mg /L 0.025 114 90 110 6.1 10 S ND - Not detected at the reporting limit. S - Spike recovery outside of advisory limits. Page 15 of 20