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• www.erwgylab.com (� Helena,MT$77-472-0711 •Billings,MT 800-735-4488•Casper,WY 888-235-0515 <br /> 0C'f8lf2 J Gillette,WY 866-686-7175•Rapid City,SD 886-672-1225•College Station,TX 888-600-2218 <br /> LABORATORY ANALYTICAL REPORT <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 07/29/14 <br /> Project: Schwartz-SW 7/7/14 S27627 and S27628 Collection Date: 07/07/14 11:45 <br /> Lab ID: C14070267-001 DateReceived: 07/08/14 <br /> Client Sample ID: SW AWD (S27627) Matrix: Aqueous <br /> MCL/ <br /> Analyses Result Units Qualifiers RL QCL Method Analysis Date/By <br /> MAJOR IONS <br /> Alkalinity,Total as CaCO3 76 mg/L 1 A2320 B 07/09/14 02:38/jba <br /> Bicarbonate as HCO3 93 mg/L 1 A2320 B 07/09/14 02:38/jba <br /> Calcium 28.0 mg/L 0.1 E200.7 07/14/14 22:24/sf <br /> Chloride 27 mg/L 3 E300.0 07/09/14 16:24/we <br /> Fluoride 0.3 mg/L 0.1 A4500-F C 07/09/14 14:39/jba <br /> Magnesium 7.4 mg/L 0.1 E200.7 07/14/14 22:24/sf <br /> Nitrogen,Nitrate+Nitrite as N ND mg/L 0.1 E353.2 07/10/14 11:43/Ir <br /> Phosphate,Total ND mg/L D 0.03 Calculation 07/17/14 15:15/smm <br /> Phosphorus,Total as P ND mg/L 0.01 E365.1 07/13/14 15:41 /eli-b <br /> Potassium 2.1 mg/L 0.1 E200.7 07/14/14 22:24/sf <br /> Sodium 12.2 mg/L 0.1 E200.7 07/14/14 22:24/sf <br /> Sulfate 9 mg/L 5 E300.0 07/09/14 16:24/we <br /> NON-METALS <br /> Cyanide,Weak Acid Dissociable ND mg/L 0.002 D2036C 07/10/14 16:52/eli-b <br /> PHYSICAL PROPERTIES <br /> Solids,Total Dissolved TDS @ 180 C 167 mg/L 10 A2540 C 07/09/14 16:20/alp <br /> Solids,Total Suspended TSS @ 105 C ND mg/L 10 A2540 D 07/10/14 10:50/alp <br /> METALS-DISSOLVED <br /> Aluminum ND mg/L 0.2 E200.8 07/11/14 19:20/clm <br /> Antimony ND mg/L 0.001 E200.8 07/11/14 19:20/clm <br /> Copper 0.001 mg/L 0.001 E200.8 07/11/14 19:20/clm <br /> Iron 0.07 mg/L 0.03 E200.7 07/14/14 22:24/sf <br /> Manganese 0.041 mg/L 0.005 E200.8 07/11/14 19:20/clm <br /> Molybdenum ND mg/L 0.005 E200.8 07/11/14 19:20/clm <br /> Silver ND mg/L 0.00005 E200.8 07/11/14 19:20/clm <br /> Thallium ND mg/L 0.0002 E200.8 07/11/14 19:20/clm <br /> Uranium 0.0028 mg/L 0.0002 E200.8 07/11/14 19:20/clm <br /> Zinc ND mg/L 0.005 E200.8 07/11/14 19:20/clm <br /> METALS-TOTAL <br /> Aluminum ND mg/L 0.2 E200.8 07/14/14 13:17/eli-b <br /> Antimony ND mg/L 0.001 E200.8 07/14/14 13:17/eli-b <br /> Arsenic ND mg/L 0.001 E200.8 07/14/14 13:17/eli-b <br /> Boron ND mg/L 0.1 E200.7 07/14/14 22:58/eli-b <br /> Chromium ND mg/L 0.001 E200.8 07/14/14 13:17/eli-b <br /> Copper 0.001 mg/L 0.001 E200.8 07/14/14 13:17/eli-b <br /> Iron 0.13 mg/L 0.03 E200.7 07/14/14 22:58/eli-b <br /> Lead ND mg/L 0.005 E200.8 07/14/14 13:17/eli-b <br /> Manganese 0.046 mg/L 0.005 E200.8 07/14/14 13:17/eli-b <br /> Mercury ND mg/L 0.0001 E245.1 07/09/14 14:51 /kja <br /> Molybdenum ND mg/L 0.005 E200.8 07/14/14 13:17/eli-b <br /> Report RL-Analyte reporting limit. MCL-Maximum contaminant level. <br /> Definitions: QCL-Quality control limit. ND-Not detected at the reporting limit. <br /> D-RL increased due to sample matrix. <br /> Page 3 of 28 <br />