2011-05-11_HYDROLOGY - M1977300 (7)

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WWWAnergylab=rn Ai?lalEeeadA?aarSMrwtAfY . 72-0111 • Billings, MT 800-7354189 • Casper, WY 888-235-0515 ,*'Rapid c ty, so 818-612-1225 a College Station, TX 888-610-2218 QA/QC Summary Report Prepared by Casper, WY Branch Client: Cotter Corporation Report Date: 04/15/11 Project: Schwartz-SW 03/16/11 S25593-25600 Work Order: C11030585 Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: E200.7 Batch: R144315 Sample ID: MB-110331A 8 Method Blank Run: ICP2-C_110331A 03/31/11 12:29 Aluminum ND mg/L 0.01 Calcium ND mg/L 0.2 Iron ND mg/L 0.002 Magnesium ND mg/L 0.05 Manganese ND mg/L 0.0004 Potassium ND mg/L 0.02 Sodium ND mg/L 0.3 Zinc 0.002 mg/L 0.001 Sample ID: LFB-110331A 8 Laboratory Fort ified Blank Run: ICP2-C_110331A 03/31/11 12:33 Aluminum 0.929 mg/L 0.10 93 85 115 Calcium 46.8 mg/L 0.50 94 85 115 Iron 0.954 mg/L 0.030 95 85 115 Magnesium 48.1 mg/L 0.50 96 85 115 Manganese 0.938 mg/L 0.010 94 85 115 Potassium 46.7 mg/L 0.50 93 85 115 Sodium 45.5 mg/L 0.50 91 85 115 Zinc 0.976 mg/L 0.010 97 85 115 Sample ID: C1 1030684-001 BMS2 8 Sample Matrix Spike Run: ICP2-C_110331A 03/31/11 14:44 Aluminum 9.55 mg/L 0.13 94 70 130 Calcium 756 mg/L 2.3 93 70 130 Iron 9.78 mg/L 0.030 96 70 130 Magnesium 579 mg/L 1.0 94 70 130 Manganese 9.86 mg/L 0.010 95 70 130 Potassium 445 mg/L 1.0 86 70 130 Sodium 2650 mg/L 2.9 70 130 A Zinc 9.80 mg/L 0.015 96 70 130 Sample ID: C11030684-001BMSD 8 Sample Matrix Spike Duplicate Run: ICP2-C_110331A 03/31/11 14:48 Aluminum 9.47 mg/L 0.13 93 70 130 0.9 20 Calcium 759 mg/L 2.3 93 70 130 0.4 20 Iron 9.79 mg/L 0.030 96 70 130 0.1 20 Magnesium 579 mg/L 1.0 94 70 130 0.0 20 Manganese 9.85 mg/L 0.010 95 70 130 0.1 20 Potassium 451 mg/L 1.0 87 70 130 1.2 20 Sodium 2620 mg/L 2.9 70 130 1.3 20 A Zinc 9.82 mg/L 0.015 96 70 130 0.2 20 Qualifiers: RL - Analyte reporting limit. A - The analyte level was greater than four times the spike level. In accordance with the method % recovery is not calculated. ND - Not detected at the reporting limit. MDC - Minimum detectable concentration Page 17 of 39