2014-10-09_HYDROLOGY - M1977300 (2)

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• MI, www.energylab.com Helena,Wf 877 472-0711 -Billings,MT 800-735-4489-Casper,WY 888-235-0515 AUWWE=ffftW °rest Gillette,WY 866-686-7175•Rapid City,SD 889-672-1225-college Station,TX 888-600-2218 QA/QC Summary Report Prepared by Casper, WY Branch Client: Cotter Corporation Report Date: 06/26/14 Project: Schwartz GW 06/05/14 S27539, S27540 Work Order: C14060251 I I Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: E200.7 Batch:R187608 Lab ID: LFB-140616A 9 Laboratory Fortified Blank Run: ICP4-C_140616A 06/16/14 12:13 Aluminum 0.977 mg/L 0.10 98 85 115 Calcium 47.7 mg/L 0.50 95 85 115 Iron 0.948 mg/L 0.030 94 85 115 Magnesium 47.6 mg/L 0.50 95 85 115 Manganese 0.928 mg/L 0.010 93 85 115 Molybdenum 0.932 mg/L 0.10 93 85 115 Potassium 51.6 mg/L 0.50 103 85 115 Sodium 48.4 mg/L 0.50 97 85 115 Zinc 0.897 mg/L 0.010 90 85 115 Lab ID: C14060345-005BMS2 9 Sample Matrix Spike Run: ICP4-C_140616A 06/16/14 15:21 Aluminum 1.97 mg/L 0.030 95 70 130 Calcium 106 mg/L 1.0 97 70 130 Iron 2.06 mg/L 0.030 96 70 130 Magnesium 99.0 mg/L 1.0 96 70 130 Manganese 1.92 mg/L 0.0020 94 70 130 Molybdenum 1.92 mg/L 0.0059 94 70 130 Potassium 100.0 mg/L 1.0 97 70 130 Sodium 101 mg/L 1.0 97 70 130 Zinc 1.92 mg/L 0.010 93 70 130 Lab ID: C14060345-005BMSD 9 Sample Matrix Spike Duplicate Run: ICP4-C_140616A 06/16/14 15:24 Aluminum 1.97 mg/L 0.030 95 70 130 0.1 20 Calcium 106 mg/L 1.0 96 70 130 0.1 20 Iron 2.04 mg/L 0.030 96 70 130 0.6 20 Magnesium 99.1 mg/L 1.0 96 70 130 0.1 20 Manganese 1.91 mg/L 0.0020 93 70 130 0.4 20 Molybdenum 1.93 mg/L 0.0059 94 70 130 0.5 20 Potassium 98.3 mg/L 1.0 95 70 130 1.7 20 Sodium 99.5 mg/L 1.0 95 70 130 1.5 20 Zinc 1.91 mg/L 0.010 93 70 130 0.3 20 Qualifiers: RL-Analyte reporting limit. ND-Not detected at the reporting limit. MDC-Minimum detectable concentration Page 10 of 24