2010-12-13_HYDROLOGY - M1977300 (2)

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www.ewiB4ab.com Helena, NT 877-472-0711 • Billings, MT 800-735-4489 • Casper, WY 888-235-8515 Aubftd Ebefience Race 1XF2 Gillette, WY 666-686-7175 • Rapid City, 0 888-672-1225 • College Station, TX 888-698-2218 QA/QC Summary Report Client: Cotter Corporation Report Date: 12/02/10 Project: Schwartzwalder Water Monitoring Program - SW Work Order: C10101123 Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: E200.8 Batch: 28059 Sample ID: C10101112-001CMSD 10 Sample Matrix Spike Duplicate Run: ICPMS2-C_101105A 11/05/10 18:03 Uranium 0.597 mg/L 0.0042 117 70 130 4.5 20 Zinc 2.75 mg/L 0.11 70 130 16 20 A Method: E200.8 Batch: R139434A Sample ID: C10110169-001 BMS4 8 Sample Matrix Spike Run: ICPMS4-C_101103B 11/03/10 20:36 Aluminum 0.0484 mg/L 0.0010 97 70 130 Antimony 0.0521 mg/L 0.050 104 70 130 Copper 0.0518 mg/L 0.010 103 70 130 Iron 1.30 mg/L 0.030 103 70 130 Molybdenum 0.0500 mg/L 0.0010 100 70 130 Silver 0.0136 mg/L 0.010 68 70 130 S Thallium 0.0534 mg/L 0.0010 107 70 130 Uranium 1.06 mg/L 0.00030 70 130 A Sample ID: C10110169-001 BMSD 8 Sample Matrix Spike Duplicate Run: ICPMS4-C_101103B 11/03/10 20:42 Aluminum 0.0472 mg/L 0.0010 94 70 130 2.4 20 Antimony 0.0524 mg/L 0.050 105 70 130 0.7 20 Copper 0.0514 mg/L 0.010 103 70 130 0.7 20 Iron 1.33 mg/L 0.030 105 70 130 1.7 20 Molybdenum 0.0497 mg/L 0.0010 99 70 130 0.7 20 Silver 0.0135 mg/L 0.010 68 70 130 0.4 20 S Thallium 0.0525 mg/L 0.0010 105 70 130 1.7 20 Uranium 1.06 mg/L 0.00030 70 130 0.4 20 A Sample ID: LRB 8 Method Blank Run: ICPMS4-C_101103B 11/03/10 18:18 Aluminum ND mg/L 8E-05 Antimony 0.0002 mg/L 0.0002 Copper ND mg/L 6E-05 Iron ND mg/L 0.0001 Molybdenum ND mg/L 8E-05 Silver ND mg/L 8E-05 Thallium ND mg/L 2E-05 Uranium ND mg/L 8E-06 Sample ID: LFB 8 Laboratory Fort ified Blank Run: ICPMS4-C_101103B 11/03/10 18:25 Aluminum 0.0522 mg/L 0.0010 104 85 115 Antimony 0.0502 mg/L 0.0010 100 85 115 Copper 0.0532 mg/L 0.0010 106 85 115 Iron 1.28 mg/L 0.012 103 85 115 Molybdenum 0.0494 mg/L 0.0010 99 85 115 Silver 0.0208 mg/L 0.0010 104 85 115 Thallium 0.0531 mg/L 0.0010 106 85 115 Uranium 0.0538 mg/L 0.00030 108 85 115 Qualifiers: RL - Analyte reporting limit. A - The analyte level was greater than four times the spik e level. In accordance with the method % recovery is not calculated . ND - Not detected at the reporting limit. MDC - Minimum detectable concentration S - Spike recovery outside of advisory l imits. Page 20 of 37