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12065 Lebanon Rd. <br />Mt. Juliet, TN 37122 <br />(615) 758-5858 <br />1-800-767-5859 <br />OESC Fax (615) 758-5859 <br />L-A-8 S•C-I•E•N•C-E•S <br />Tax I.D. 62-0814289 <br />Est. 1970 <br />Molen & Associates, LLC <br />Mark Molen <br />2090 East 104th Avenue Suite #205 Quality Assurance Report <br />Level II <br />Thornton, CO 80233 November 28, 2014 <br />L734625 <br />pH <br />su <br />5.9 <br />Duplicate <br />100. <br />98.3-101.7 <br />WG755789 <br />Mercury <br />Analyte <br />Units <br />Result <br />Duplicate RPD <br />Limit <br />Ref Samp <br />Batch <br />Specific Conductance <br />umhos/cm 760. <br />760. <br />0.394 <br />20 <br />L734951-01 <br />WG756086 <br />Alkalinity <br />mg/l <br />0.0 <br />0.0 <br />0.0 <br />20 <br />L734357-01 <br />WG756323 <br />Alkalinity <br />mg/l <br />280. <br />280. <br />1.77 <br />20 <br />L734652-01 <br />WG756323 <br />TOC (Total Organic Carbon) <br />mg/l <br />130. <br />140. <br />7.41 <br />20 <br />L733545-06 <br />WG756215 <br />TOC (Total Organic Carbon) <br />mg/1 <br />0.750 <br />0.700 <br />6.90 <br />20 <br />L734633-04 <br />WG756215 <br />Chloride <br />mg/l <br />110. <br />114. <br />2.00 <br />20 <br />L734283-01 <br />WG756798 <br />Chloride <br />mg/l <br />4.60 <br />4.41 <br />4.00 <br />20 <br />L734628-03 <br />WG756798 <br />Sulfate <br />mg/l <br />15.0 <br />14.7 <br />1.00 <br />20 <br />L734628-03 <br />WG756798 <br />mg/l <br />1 <br />Laboratory Control <br />Sample <br />80-120 <br />WG755822 <br />Specific Conductance <br />Analyte <br />Units <br />Known <br />Val <br />Result <br />Rec <br />Limit <br />Batch <br />.05 <br />0.0534 <br />107. <br />85-115 <br />WG756227 <br />Beryllium <br />mg/l <br />.05 <br />Chloride <br />mg/l <br />40 <br />WG756227 <br />39.1 <br />98.0 <br />90-110 <br />WG755737 <br />Nitrate <br />mg/l <br />8 <br />Copper <br />8.12 <br />102. <br />90-110 <br />WG755737 <br />Nitrite <br />mg/l <br />8 <br />mg/l <br />7.90 <br />99.0 <br />90-110 <br />WG755737 <br />Sulfate <br />mg/l <br />40 <br />.05 <br />40.2 <br />101. <br />90-110 <br />WG755737 <br />pH <br />su <br />5.9 <br />5.90 <br />100. <br />98.3-101.7 <br />WG755789 <br />Mercury <br />mg/l <br />.003 <br />0.00295 <br />98.0 <br />85-115 <br />WG755785 <br />Barium <br />mg/l <br />1 <br />1.06 <br />108. <br />80-120 <br />WG755822 <br />Calcium <br />mg/l <br />10 <br />9.93 <br />99.0 <br />80-120 <br />WG755822 <br />Chromium <br />mg/l <br />1 <br />1.02 <br />102. <br />80-120 <br />WG755822 <br />Cobalt <br />mg/l <br />1 <br />1.07 <br />107. <br />80-120 <br />WG755822 <br />Magnesium <br />mg/l <br />10 <br />9.89 <br />99.0 <br />80-120 <br />WG755822 <br />Nickel <br />mg/l <br />1 <br />1.06 <br />106. <br />80-120 <br />WG755822 <br />Potassium <br />mg/l <br />10 <br />10.2 <br />102. <br />80-120 <br />WG755822 <br />Silver <br />mg/l <br />1 <br />1.08 <br />108. <br />80-120 <br />WG755822 <br />Sodium <br />mg/l <br />10 <br />10.3 <br />103. <br />80-120 <br />WG755822 <br />Vanadium <br />mg/l <br />1 <br />1.07 <br />107. <br />80-120 <br />WG755822 <br />Specific Conductance <br />umhos/cm <br />759 <br />779. <br />103. <br />85-115 <br />WG756086 <br />Antimony <br />mg/l <br />.05 <br />0.0534 <br />107. <br />85-115 <br />WG756227 <br />Beryllium <br />mg/l <br />.05 <br />0.0481 <br />96.0 <br />85-115 <br />WG756227 <br />Cadmium <br />mg/l <br />.05 <br />0.0506 <br />101. <br />85-115 <br />WG756227 <br />Copper <br />mg/l <br />.05 <br />0.0512 <br />102. <br />85-115 <br />WG756227 <br />Lead <br />mg/l <br />.05 <br />0.0509 <br />102. <br />85-115 <br />WG756227 <br />Selenium <br />mg/l <br />.05 <br />0.0506 <br />101. <br />85-115 <br />WG756227 <br />Thallium <br />mg/l <br />.05 <br />0.0492 <br />98.0 <br />85-115 <br />WG756227 <br />Zinc <br />mg/l <br />.05 <br />0.0476 <br />95.0 <br />85-115 <br />WG756227 <br />Alkalinity <br />mg/l <br />100 <br />95.0 <br />95.0 <br />85-115 <br />WG756323 <br />TOC (Total Organic Carbon) <br />mg/l <br />75 <br />74.5 <br />99.3 <br />65-115 <br />WG756215 <br />* Performance of this Analyte <br />is outside of <br />established criteria. <br />For additional information, <br />please see Attachment A 'List <br />of Analytes <br />with QC Qualifiers.' <br />Page 15 of 23 <br />