2010-11-23_HYDROLOGY - M1977300 (3)

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www.aiieWab=M Helena MT 577-472-0711 • Billings, MT 590-735-4419 • Casper, WY a08-235-0315 AN61 rEWAYMaslrca 102 ilfette;-WY 566-656-7176 Rapid Cdy, so 955412-1225 • College Stetson, TX 855-690-2218 QA/QC Summary Report Client: Cotter Corporation Report Date: 09/16/10 Project: Schwartzwalder Water Monitoring Program Work Order: C10080790 Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: E200.7 Batch: R136527 Sample ID: MB-100826A 12 Method Blank Run: ICP2-C_100826A 08/26/10 13:24 Aluminum ND mg/L 0.01 Arsenic ND mg/L 0.02 Boron 0.01 mg/L 0.009 Calcium ND mg/L 0.2 Chromium ND mg/L 0.002 Copper ND mg/L 0.001 Iron 0.002 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 ND mg/L 0.001 Sample ID: LFB-100826A 12 Laboratory Fortified Blank Run: ICP2-C_100826A 08/26/10 13:28 Aluminum 0.992 mg/L 0.10 99 85 115 Arsenic 0.992 mg/L 0.10 99 85 115 Boron 0.981 mg/L 0.10 97 85 115 Calcium 50.0 , mg/L 0.50 100 85 115 Chromium 0.988 mg/L 0.050 99 85 115 Copper 0.946 mg/L 0.010 95 85 115 Iron 0.983 mg/L 0.030 98 85 115 Magnesium 51.5 mg/L 0.50 103 85 115 Manganese 0.975 mg/L 0.010 98 85 115 Potassium 43.9 mg/L 0.50 88 85 115 Sodium 47.6 mg/L 0.50 95 85 115 Zinc 0.994 mg/L 0.010 99 85 115 Sample ID: C10080824-002CMS2 12 Sample Matrix Spike Run: ICP2-C_100826A 08/26/10 15:45 Aluminum 2.0 mg/L 0.10 99 70 130 Arsenic 1.9 mg/L 0.043 94 70 130 Boron 2.0 mg/L 0.10 96 70 130 Calcium 100 mg/L 0.50 98 70 130 Chromium 1.9 mg/L 0.050 95 70 130 Copper 2.0 mg/L 0.010 95 70 130 Iron 2.0 mg/L 0.030 98 70 130 Magnesium 99 mg/L 0.50 97 70 130 Manganese 1.9 mg/L 0.010 94 70 130 Potassium 95 mg/L 0.50 93 70 130 Sodium 210 mg/L 0.58 101 70 130 Zinc 2.0 mg/L 0.010 96 70 130 Sample ID: 010080824-002CMSD 12 Sample Matrix Spike Duplicate Run: ICP2-C_100826A 08/26/10 15:49 Aluminum 2.1 mg/L 0.10 101 70 130 1.9 20 Arsenic 1.9 mg/L 0.043 95 70 130 1.2 20 Boron 2.0 mg/L 0.10 97 70 130 1.3 20 Qualifiers: RL - Analyte reporting limit. MDC - Minimum detectable concentration ND - Not detected at the reporting limit. Page 17 of 37