2014-11-26_HYDROLOGY - M1977300 (2)

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www.ertergylab.com f Helena, MT 877- 472 -0711 • Billings, M1 800 - 735-4489 • Casper, WY 888 -235 -0515 V=1132 ) Gillette, WY 866 - 686 -7175 • Rapid City, SO 888 -672 -1225 • College Station, TX 888- 690 -2218 LABORATORY ANALYTICAL REPORT Prepared by Casper, WY Branch Client: Cotter Corporation Report Date: 09/30/14 Project: Schwartz -GW 9/10/14 S27680,S27681 Collection Date: 09/10/14 13:15 Lab ID: C14090456 -002 Date Received: 09/11/14 Client Sample ID: MW 15 (S27681) Matrix: Aqueous 2.2 pCi /L MCL/ 09/22/14 20:34 / trs Analyses Result Units Qualifiers RL QCL Method Analysis Date / By RADIONUCLIDES - TOTAL Gross Alpha 152 pCi /L E900.0 09/22/14 20:34 / trs Gross Alpha precision ( ±) 4.9 pCi /L E900.0 09/22/14 20:34 / trs Gross Alpha MDC 2.2 pCi /L E900.0 09/22/14 20:34 / trs Gross Beta 21.2 pCi /L E900.0 09/22/14 20:34 / trs Gross Beta precision ( ±) 2.3 pCi /L E900.0 09/22/14 20:34 / trs Gross Beta MDC 2.9 pCi /L E900.0 09/22/14 20:34 / trs DATA QUALITY A/C Balance ( ±5) -0.55 % A1030 E 09/16/14 15:37 / kbh Anions 6.82 meq /L A1030 E 09/16/14 15:37 / kbh Cations 6.75 meq /L A1030 E 09/16/14 15:37 / kbh Solids, Total Dissolved Calculated 410 mg /L At 030 E 09/16/14 15:37 / kbh TDS Balance (0.80 - 1.20) 0.95 A1030 E 09/16/14 15:37 / kbh FIELD PARAMETERS Field Conductivity 613 umhos /cm FIELD 09/10/14 13:15 / * ** Field pH 8.24 s.u. FIELD 09/10/14 13:15 / * ** Field Temperature, C 11.2 °C FIELD 09/10/14 13:15 / * ** Oxidation - Reduction Potential (ORP) -57 mV FIELD 09/10/14 13:15 / * ** * ** Field data provided by client Report RL - Analyte reporting limit. Definitions: QCL - Quality control limit. MDC - Minimum detectable concentration MCL - Maximum contaminant level. ND - Not detected at the reporting limit. Page 6 of 25