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" wxw.ener&b.com Helena, MT 877- 472 -0711 • Billings, W 600 - 7354489 • Casper, WY 886- 235 -0515 <br />Aim you J Gillette, WY 866 -686 -7175 • Rapid City, So 886 -672 -1225 • College Station, TX 888- 690 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: <br />Cotter Corporation <br />Report Date: <br />10/02/13 <br />Project: <br />Schwartz SW 9/5/13 S27130 <br />Collection Date: <br />09/05/13 09:15 <br />Lab ID: <br />013090203 -001 <br />DateReceived: <br />09/06/13 <br />Client Sample ID <br />SW -AWD (S27130) <br />Matrix: <br />Aqueous <br />E200.8 <br />09/11/13 20:13 / elm <br />MCL/ <br />0.013 <br />Analyses <br />Result Units <br />Qualifiers RL QCL Method Analysis Date / By <br />METALS - TOTAL <br />Silver <br />ND <br />mg /L <br />0.00005 <br />E200.8 <br />09/11/13 20:13 / elm <br />Thallium <br />ND <br />mg /L <br />0.0002 <br />E200.8 <br />09/11/13 20:13 / elm <br />Uranium <br />0.0012 <br />mg /L <br />00002 <br />E200.8 <br />09/11/13 20:13 / elm <br />Zinc <br />0.013 <br />mg /L <br />0.005 <br />E200.8 <br />09/11/13 20:13 / elm <br />RADIONUCLIDES - DISSOLVED <br />FIELD PARAMETERS <br />Radium 226 <br />0.19 <br />pCi /L <br />FIELD <br />E903.0 <br />09/24/13 15:32 / trs <br />Radium 226 precision ( ±) <br />0.11 <br />pCi /L <br />09/05/13 09:15 / * ** <br />E903.0 <br />09/24/13 15:32 / trs <br />Radium 226 MDC <br />0.14 <br />pCi /L <br />* ** Field data provided by client <br />E903.0 <br />09/24/13 15:32 / trs <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />6.4 <br />pCi /L <br />E900.0 <br />09/17/13 16:55 / Ibb <br />Gross Alpha precision ( ±) <br />1.3 <br />pCi /L <br />E900.0 <br />09/17/13 16:55 / Ibb <br />Gross Alpha MDC <br />1.5 <br />pCi /L <br />E900 0 <br />09/17/13 16:55 / Ibb <br />Gross Beta <br />-0.7 <br />pCi /L <br />U <br />E900.0 <br />09/17/13 16:55 / Ibb <br />Gross Beta precision ( ±) <br />1 6 <br />pCi /L <br />E900.0 <br />09/17/13 16:55 / Ibb <br />Gross Beta MDC <br />2.7 <br />pCi /L <br />E900.0 <br />09/17/13 16:55 / Ibb <br />Radium 226 <br />0.21 <br />pCi /L <br />E903.0 <br />09/24/13 11:53 / Imc <br />Radium 226 precision ( ±) <br />0.13 <br />pCi /L <br />E903.0 <br />09/24/13 11:53 / Imc <br />Radium 226 MDC <br />0.17 <br />pCi /L <br />E903.0 <br />09/24/13 11:53 / Imc <br />Radium 228 <br />0.74 <br />pCi /L <br />U <br />RA -05 <br />09/18/13 11:23 / trs <br />Radium 228 precision ( ±) <br />0.86 <br />pCi /L <br />RA -05 <br />09/18/13 11:23 / trs <br />Radium 228 MDC <br />1.4 <br />pCi /L <br />RA -05 <br />09/18/13 11:23 / trs <br />DATA QUALITY <br />A/C Balance (± 5) <br />1.72 <br />% <br />A1030 E <br />09/20/13 11:07 / kbh <br />Anions <br />4.08 <br />meq /L <br />A1030 E <br />09/20/13 11:07 / kbh <br />Cations <br />4.22 <br />meq /L <br />A1030 E <br />09/20/13 11:07 / kbh <br />Solids, Total Dissolved Calculated <br />250 <br />mg /L <br />A1030 E <br />09/20/13 11:07 / kbh <br />TDS Balance (0.80 - 1.20) <br />1.33 <br />A1030 E <br />09/20/13 11:07 / kbh <br />FIELD PARAMETERS <br />Field Conductivity <br />457 <br />umhos /cm <br />FIELD <br />09/05/13 09:15 / * ** <br />Field pH <br />7.2 <br />s.u. <br />FIELD <br />09/05/13 09:15 / * ** <br />Field Temperature, C <br />15 <br />°C <br />FIELD <br />09/05/13 09:15 / * ** <br />* ** Field data provided by client <br />Report RL - Analyte reporting limit. <br />Definitions: QCL - Quality control limit. <br />MDC - Minimum detectable concentration <br />MCL - Maximum contaminant level. <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 4 of 25 <br />