2014-10-09_HYDROLOGY - M1977300 (3)

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• - www.enerdab.com Helena,NT 877-472-0711 •Billings,MT 800-735-4489•Casper,WY 888-235-0515 Aa6Yd1E +aNaa�aSaa fig Gillette,WY 866-666-7175•Rapid City,SO 886-672-1225•College Station,TX 888-600-2218 QA/QC Summary Report Prepared by Casper, WY Branch Client: Cotter Corporation Report Date: 07/03/14 Project: Schwartz-GW 6/19/14 S27586, S27587 Work Order: C14060762 Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Oual Method: E200.8 Analytical Run: ICPMS2-C_140623A Lab ID: ICV 8 Initial Calibration Verification Standard 06/23/14 18:01 Aluminum 0.0495 mg/L 0.0010 99 90 110 Antimony 0.0493 mg/L 0.0010 99 90 110 Copper 0.0507 mg/L 0.0010 101 90 110 Manganese 0.0503 mg/L 0.0010 101 90 110 Molybdenum 0.0497 mg/L 0.0010 99 90 110 Thallium 0.0505 mg/L 0.0010 101 90 110 Uranium 0.0500 mg/L 0.00030 100 90 110 Zinc 0.0518 mg/L 0.0010 104 90 110 Method: E200.8 Batch: R187858 Lab ID: LRB 8 Method Blank Run: ICPMS2-C_140623A 06/23/14 18:46 Aluminum ND mg/L 0.001 Antimony 6E-05 mg/L 6E-05 Copper ND mg/L 0.0001 Manganese ND mg/L 2E-05 Molybdenum ND mg/L 4E-05 Thallium ND mg/L 9E-06 Uranium ND mg/L 1 E-05 Zinc ND mg/L 0.0006 Lab ID: LFB 8 Laboratory Fortified Blank Run: ICPMS2-C_140623A 06/23/14 18:49 Aluminum 0.0508 mg/L 0.0010 102 85 115 Antimony 0.0530 mg/L 0.0010 106 85 115 Copper 0.0533 mg/L 0.0010 107 85 115 Manganese 0.0522 mg/L 0.0010 104 85 115 Molybdenum 0.0536 mg/L 0.0010 107 85 115 Thallium 0.0526 mg/L 0.0010 105 85 115 Uranium 0.0521 mg/L 0.00030 104 85 115 Zinc 0.0542 mg/L 0.0010 108 85 115 Lab ID: C14060551-001 BMS4 8 Sample Matrix Spike Run: ICPMS2-C_140623A 06/23/14 23:19 Aluminum 0.475 mg/L 0.030 95 70 130 Antimony 0.557 mg/L 0.0010 111 70 130 Copper 0.493 mg/L 0.0050 97 70 130 Manganese 1.33 mg/L 0.0010 104 70 130 Molybdenum 8.91 mg/L 0.0010 70 130 A Thallium 0.518 mg/L 0.00050 104 70 130 Uranium 10.7 mg/L 0.0010 70 130 A Zinc 0.532 mg/L 0.010 103 70 130 Lab ID: C14060551-001 BMSD 8 Sample Matrix Spike Duplicate Run: ICPMS2-C_140623A 06/23/14 23:22 Aluminum 0.463 mg/L 0.030 93 70 130 2.7 20 Antimony 0.558 mg/L 0.0010 112 70 130 0.2 20 Copper 0.500 mg/L 0.0050 99 70 130 1.3 20 Manganese 1.31 mg/L 0.0010 100 70 130 1.7 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 12 of 29