2014-11-26_HYDROLOGY - M1977300 (3)

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• www.energylab.com Helena, MT 877 - 472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 888- 235 -0515 - A�rybtilErraBYararstha 1931 Gillette, WY 866 -666 -7175 • Rapid City, SD 888 -672 -1225 • College Station, Tx 888 -690 -2218 QA /QC Summary Report Prepared by Casper, WY Branch Client: Cotter Corporation Project: Schwartz -SW 9/3/14 S27625 and S27660 Analyte Count Result Units Method: E200.7 Report Date: 09/26/14 Work Order: C14090147 RL %REC Low Limit High Limit RPD RPDLimit Qual Analytical Run: ICP4- C_140905A Lab ID: ICV 7 Initial Calibration Verification Standard 96 Aluminum 09/05/14 14:24 Aluminum 4.95 mg /L 0.10 99 95 105 Calcium 49.6 mg /L 0.50 99 95 105 Iron 4.95 mg /L 0.030 99 95 105 Magnesium 49.7 mg /L 0.50 99 95 105 Manganese 4.86 mg /L 0.010 97 95 105 Potassium 49.7 mg /L 0.50 99 95 105 Sodium 49.2 mg /L 0.50 98 95 105 Lab ID: ICSA 7 Interference Check Sample A 09/05/14 14:39 Aluminum 486 mg /L 0.10 97 80 120 Calcium 462 mg /L 0.50 92 80 120 Iron 179 mg /L 0.030 90 80 120 Magnesium 506 mg /L 0.50 101 80 120 Manganese 0.00345 mg /L 0.010 Potassium - 0.0236 mg /L 0.50 Sodium 0.404 mg /L 0.50 Lab ID: ICSAB 7 Interference Check Sample AB 09/05/14 14:43 Aluminum 477 mg /L 0.10 95 80 120 Calcium 462 mg /L 0.50 92 80 120 Iron 179 mg /L 0.030 89 80 120 Magnesium 505 mg /L 0.50 101 80 120 Manganese 0.454 mg /L 0.010 91 80 120 Potassium - 0.0365 mg /L 0.50 Sodium 0.505 mg /L 0.50 Method: E200.7 Lab ID: MB- 140905A 7 Method Blank 96 Aluminum ND mg /L Calcium 0.02 mg /L Iron ND mg /L Magnesium ND mg /L Manganese ND mg /L Potassium ND mg /L Sodium ND mg /L Lab ID: LFB- 140905A 7 Laboratory Fortified Blank Aluminum 0.963 mg /L Calcium 47.2 mg /L Iron 0.939 mg /L Magnesium 46.8 mg /L Manganese 0.926 mg /L Potassium 50.5 mg /L Sodium 48.4 mg /L Qualifiers: RL - Analyte reporting limit. MDC - Minimum detectable concentration 0.01 0.01 0.005 0.01 0.002 0.06 0.2 0.10 0.50 0.030 0.50 0.010 0.50 0.50 Run: ICP4 -C 140905A ND - Not detected at the reporting limit. Batch: R190826 09/05/14 15:02 09/05/14 15:06 Page 11 of 29 Run: ICP4- C_140905A 96 85 115 94 85 115 94 85 115 94 85 115 93 85 115 101 85 115 97 85 115 ND - Not detected at the reporting limit. Batch: R190826 09/05/14 15:02 09/05/14 15:06 Page 11 of 29