2013-11-26_HYDROLOGY - M1977300 (4)

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www.energ rlab.com ND Helena, MT 817472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 888- 235 -8515 'd" r'a'�°01 fs3t J Gillette, WY 866 -686 -1175 • Rapid City, SO 886- 672 -1225 • College Station, TX 888 -690 -2218 10/01/1319:14/sf LABORATORY ANALYTICAL REPORT mg /L 0.001 Prepared by Casper, WY Branch 10/04/13 00:03 / cp Client: Cotter Corporation ND mg /L Report Date: 10/24/13 Project: Schwartz GW 9/25/13 S27178 & S27179 Collection Date: 09/25/13 12:15 Lab ID: 013091022 -001 mg /L 0.03 DateReceived: 09/26/13 Client Sample ID MW -15 (S27178) Manganese 0.039 Matrix: Aqueous 0.005 E200.7 MCL/ Molybdenum Analyses Result Units Qualifiers RL QCL Method Analysis Date / By MAJOR IONS Thallium ND mg /L Alkalinity, Total as CaCO3 259 mg /L 1 A2320 B 09/27/13 17:01 /jba Bicarbonate as HCO3 307 mg /L 1 A2320 B 09/27/13 17:01 /jba Calcium 11.6 mg /L 0.1 E200.7 10/01/13 19:14 / sf Chloride 4 mg /L 3 E300 0 09/28/13 07:04 / we Magnesium 5.2 mg /L 0.1 E200.7 10/01/13 19:14 / sf Nitrogen, Nitrate +Nitrite as N ND mg /L 0.1 E353.2 10/04/13 11:24 / eli -b Phosphorus, Total as P 0.06 mg /L 0.01 E365.1 10/04/13 10:32 / eli -b Potassium 5.7 mg /L 0.1 E200.7 10/02/13 17:59 / sf Sodium 145 mg /L D 0.4 E200.7 10 /01A 319:14/sf Sulfate 91 mg /L 5 E300.0 09/28/13 07:04 / we PHYSICAL PROPERTIES Solids, Total Dissolved TDS @ 180 C 669 mg /L 10 A2540 C 10/01/13 13:09 / alp METALS - DISSOLVED Aluminum ND mg /L 0.2 E200.7 10/01/1319:14/sf Antimony ND mg /L 0.001 E200.8 10/04/13 00:03 / cp Copper ND mg /L 0.001 E200.8 10/08/13 23:29 / clm Iron 0.05 mg /L 0.03 E200.7 10/01/13 19:14 / sf Manganese 0.039 mg /L 0.005 E200.7 10/01/13 19:14 / sf Molybdenum 0.020 mg /L D 0.006 E200.7 10/01/13 19:14 / sf Thallium ND mg /L 0.0002 E200.8 10/04/13 00:03 / cp Uranium 0.0821 mg /L 0.0002 E200.8 10/04/13 00:03 / cp Zinc ND mg /L 0.005 E200.7 10/01/13 19:14 / sf METALS - TOTAL Aluminum ND mg /L 0.2 E200.7 10/02/13 15:54 / sf Antimony ND mg /L 0.001 E200.8 10/04/13 14:14 / cp Arsenic 0.007 mg /L 0.001 E200.8 10/04/13 14:14 / cp Copper ND mg /L 0.001 E200.8 10/04/13 14:14 / cp Iron 0.37 mg /L 0.03 E200.7 10/02/13 15:54 / sf Lead ND mg /L 0.005 E200.8 10/04/13 14:14 / cp Manganese 0.043 mg /L 0.005 E200.7 10/02/13 15:54 / sf Mercury ND mg /L 0.0001 E245.1 09/27/13 15:19 / kja Silver 0.00005 mg /L B 0.00005 E200.8 10/03/13 17:34 / clm Thallium ND mg /L 0.0002 E200.8 10/04/13 14:14 / cp Zinc ND mg /L 0.005 E200.7 10/02/13 15:54 / sf RADIONUCLIDES - DISSOLVED Radium 226 7.1 pCi /L E903.0 10/07/13 22:36 / Imc Radium 226 precision ( ±) 0.62 pCi /L E903.0 10/07/13 22:36 / Imc Radium 226 MDC 0.19 pCi /L E903 0 10/07/13 22:36 / Imc Report RL - Analyte reporting limit. MCL - Maximum contaminant level. Definitions: QCL - Quality control limit. ND - Not detected at the reporting limit MDC - Minimum detectable concentration B - The analyte was detected in the method blank. D - RL increased due to sample matrix. Page 3 of 26