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www.energyla4.com Helena, MT 877-472-0711 o Billings, MT 800.735-4489 v Casper, WY 888-235-0515 <br />- AAtWCJl Fxca7haca $1nra 11751 ) Gillette, WY 886-686-7175 ? Rapid City, SD 88B-612-1225 . College Station, A 8118490-221 B <br />LABORATORY ANALYTICAL REPORT <br />Client: Cotter Corporation Report Date: 09/27/10 <br />Project: Schwartzwalder Water Monitoring Program-Discharge Collection Date: 09/01/10 <br />Lab ID: C10090073-001 DateReceived: 09102/10 <br />Client Sample ID: DIS-001A (S25227) Matrix: <br />- - - <br />1VICU <br />Analyses Result Units Qualifiers RL OCL Method Analysis Dale / By <br />MAJOR IONS <br />Chloride 32 mg/L <br />Fluoride 0.3 mg/L <br />Sulfate 330 mg/L <br />NON-METALS <br />Cyanide, Weak Acid Dissociable ND mg/L <br />Sullide ND mg/L <br />PHYSICAL PROPERTIES <br />Oxygen Demand, Chemical (COD) 28 mg/L <br />Solids, Total Dissolved TDS @ 180 C 688 mg/L <br />Solids, Total Suspended TSS @ 105 C ND mg/L <br />METALS - DISSOLVED <br />Chromium ND mg/L <br />Chromium, Hexavalent ND mg/L <br />Chromium, Trivalent ND mg/L <br />Iron ND mg/L <br />Manganese ND mg/L <br />METALS - TOTAL <br />Antimony ND mg/L <br />Arsenic 0.0019 mg/L <br />Boron ND mg/L <br />Iron ND mg/L <br />Mercury ND mg/L <br />Thallium ND mg/L <br />Uranium ND mg/L <br />METALS - POTENTIALLY DISSOLVED <br />Arsenic ND mg/L <br />Cadmium ND mg/L <br />Copper 0.002 mg/L <br />Nickel ND mg/L <br />Selenium ND mg/L <br />Silver ND mg/L <br />Uranium ND mg/L <br />Zinc 0.014 mg/L <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 2.0 pCi/L <br />Radium 226 precision (t) 0.29 pCi/L <br />Radium 226 MDC 0.17 pCi/L <br />- ............_ <br />Report RL - Analyte reporting limit. <br />Definitions: QCL - Quality control limit. <br />MDC - Minimum delectable concentrat ion <br />3 E300.0 09107/10 21:091 Ijl <br />0.1 A4500-F C 09/08110 08:191 ja <br />5 E300.0 09/07/10 21:091 iji <br />0.005 D2036 09107/10 09:491 eli-b <br />5 A4500-S F 09/02/10 12:48 ! ja <br />5 HACH 8000 09/10/10 09:34 / ja <br />10 A2540 C 09103/10 08:36 / It <br />4 A2540 D 09/02/10 16:52 / It <br />0.01 E200.7 09/09/10 13:251 cp <br />0.01 A3500 Cr-B 09/02/10 13:34 / ja <br />0.01 Calculation 09/27/10 09:39 / sec <br />0.03 E200.7 09/09/10 13:25 ! cp <br />0.005 E200.7 09109/10 13:25 ! cp <br />0.001 E200.8 09/14/10 16:07 / smi <br />0.0005 E200.8 09/14/10 16.07 / sml <br />0.1 E200.7 09/08/10 17:12 / cp <br />0.03 E200.7 09/08/10 17:12 / op <br />0.0001 E245.1 09/07/10 15:241 rdw <br />0.0002 E200.8 09/14110 16:07 / smi <br />0.0002 E200.8 09/14/10 16:071 sml <br />0.0005 E200.8 09/18110 20:35 / smi <br />0.01 E200.8 09/08/10 06:38 / smi <br />0.001 E200.8 09108/10 06:381 sml <br />0.05 E200.8 09/08/10 06:38 / smi <br />0.001 E200.8 09/08/10 06:38 / sml <br />L 0.00008 E200.8 09/17/10 21:03 / sml <br />0.0002 E200.8 09/08110 06:38 / smi <br />0.005 E200.8 09108110 06:38 / sml <br />E903.0 09/13/10 17:45 / Its <br />E903.0 09113/10 17:45 / Its <br />E903.0 09113/10 17;45 / Its <br />MCL - Maximum contaminant level. <br />ND - Not detected at the reporting limit. <br />L - Lowest available reporting limit for the analytical methoc <br />used. <br />Page 3 of 22