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12065 Lebanon Rd. <br />Mt. Juliet, TN 37122 <br />(615)758-5858 <br />1-800-767-5859 <br />*ESC Fax (615) 758-5859 <br />L -A-6 S•C•I-E-N-C-E•S <br />Tax I.D. 62-0614269 <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 />Chloride <br />mg/l <br />66.5 <br />Matrix Spike <br />96.6 <br />60-120 <br />0.0 <br />20 <br />L734644-01 <br />Analyte <br />Units <br />MS Res <br />Ref Res <br />TV <br />8 Rec <br />Limit <br />Ref Samp <br />Batch <br />Ethylbenzene <br />mg/l <br />0.0259 <br />0.0 <br />.025 <br />100. <br />61.4-133 <br />L734625-01 <br />WG756012 <br />Iodomethane <br />mg/l <br />0.118 <br />0.0 <br />.125 <br />94.0 <br />49.7-132 <br />L734625-01 <br />WG756012 <br />Methylene Chloride <br />mg/l <br />0.0223 <br />0.000314 <br />.025 <br />88.0 <br />58.1-122 <br />L734625-01 <br />WG756012 <br />Styrene <br />mg/l <br />0.0259 <br />0.0 <br />.025 <br />100. <br />66.8-133 <br />L734625-01 <br />WG756012 <br />Tetrachloroethene <br />mg/l <br />0.0267 <br />0.0 <br />.025 <br />110. <br />53-139 <br />L734625-01 <br />WG756012 <br />Toluene <br />mg/l <br />0.0244 <br />0.0 <br />.025 <br />98.0 <br />61.4-130 <br />L734625-01 <br />WG756012 <br />trans-1,2-Dichloroethene <br />mg/l <br />0.0227 <br />0.0 <br />.025 <br />91.0 <br />56.5-129 <br />L734625-01 <br />WG756012 <br />trans-1,3-Dichloropropene <br />mg/l <br />0.0254 <br />0.0 <br />.025 <br />100. <br />64.1-128 <br />L734625-01 <br />WG756012 <br />trans-1,4-Dichloro-2-butene <br />mg/l <br />0.0228 <br />0.0 <br />.025 <br />91.0 <br />57.1-130 <br />L734625-01 <br />WG756012 <br />Trichloroethene <br />mg/l <br />0.0246 <br />0.0 <br />.025 <br />98.0 <br />44.1-149 <br />L734625-01 <br />WG756012 <br />Trichlorofluoromethane <br />mg/l <br />0.0255 <br />0.0 <br />.025 <br />100. <br />49.6-145 <br />L734625-01 <br />WG756012 <br />Vinyl acetate <br />mg/l <br />0.137 <br />0.0 <br />.125 <br />110. <br />56.1-149 <br />L734625-01 <br />WG756012 <br />Vinyl chloride <br />mg/i <br />0.0209 <br />0.0 <br />.025 <br />84.0 <br />47.8-137 <br />L734625-01 <br />WG756012 <br />Xylenes, Total <br />mg/l <br />0.0765 <br />0.0 <br />.075 <br />100. <br />63.3-131 <br />L734625-01 <br />WG756012 <br />4-Bromofluorobenzene <br />75-125 <br />0.0 <br />20 <br />L734625-01 <br />99.70 <br />71-126 <br />mg/l <br />WG756012 <br />Dibromofluoromethane <br />70.0* <br />80-120 <br />0.0 <br />20 <br />93.40 <br />78.3-121 <br />TOC (Total Organic Carbon) <br />WG756012 <br />Toluene -d8 <br />49.7 <br />93.4 <br />80-120 <br />1.34 <br />99.60 <br />88.5-111 <br />WG756215 <br />WG756012 <br />a,a,a-Trifluorotoluene <br />of established <br />criteria. <br />103.0 <br />85-114 <br />WG756012 <br />Vinyl chloride <br />mg/l <br />0.0264 <br />0.0 <br />.025 <br />110. <br />47.8-137 <br />L734652-01 <br />WG757019 <br />4-Bromofluorobenzene <br />89.60 <br />71-126 <br />WG757019 <br />Dibromofluoromethane <br />103.0 <br />78.3-121 <br />WG757019 <br />Toluene -d8 <br />106.0 <br />88.5-111 <br />WG757019 <br />a,a,a-Trifluorotoluene <br />99.20 <br />85-114 <br />WG757019 <br />Sulfate <br />mg/l <br />51.1 <br />1.93 <br />50 <br />98.0 <br />80-120 <br />L734575-07 <br />WG756798 <br />Matrix Spike Duplicate <br />Analyte <br />Units <br />MSD <br />Ref %Rec <br />Limit <br />RPD Limit <br />Ref Samp <br />Batch <br />Chloride <br />mg/l <br />66.5 <br />66.8 <br />96.6 <br />60-120 <br />0.0 <br />20 <br />L734644-01 <br />WG755737 <br />Nitrate <br />mg/l <br />8.44 <br />8.45 <br />96.8 <br />80-120 <br />0.0 <br />20 <br />L734644-01 <br />WG755737 <br />Mercury <br />mg/l <br />0.00480 <br />0.00480 <br />82.9 <br />60-120 <br />0.0 <br />20 <br />L734811-01 <br />WG755785 <br />Barium <br />mg/l <br />1.08 <br />1.08 <br />104. <br />75-125 <br />0.0 <br />20 <br />L734593-01 <br />WG755822 <br />Chromium <br />mg/l <br />0.985 <br />0.985 <br />98.5 <br />75-125 <br />0.0 <br />20 <br />L734593-01 <br />WG755822 <br />Nickel <br />mg/l <br />1.05 <br />1.05 <br />105. <br />75-125 <br />0.0 <br />20 <br />L734593-01 <br />WG755822 <br />Silver <br />mg/l <br />1.13 <br />1.14 <br />113. <br />75-125 <br />0.0 <br />20 <br />L734593-01 <br />WG755822 <br />Antimony <br />mg/l <br />0.0552 <br />0.0558 <br />110. <br />75-125 <br />1.00 <br />20 <br />L734625-01 <br />WG756227 <br />Beryllium <br />mg/l <br />0.0488 <br />0.0500 <br />97.5 <br />75-125 <br />2.00 <br />20 <br />L734625-01 <br />WG756227 <br />Cadmium <br />mg/l <br />0.0517 <br />0.0522 <br />103. <br />75-125 <br />1.00 <br />20 <br />L734625-01 <br />WG756227 <br />Copper <br />mg/l <br />0.0529 <br />0.0526 <br />102. <br />75-125 <br />0.0 <br />20 <br />L734625-01 <br />WG756227 <br />Lead <br />mg/l <br />0.0510 <br />0.0497 <br />101. <br />75-125 <br />3.00 <br />20 <br />L734625-01 <br />WG756227 <br />Selenium <br />mg/l <br />0.0551 <br />0.0540 <br />109. <br />75-125 <br />2.00 <br />20 <br />L734625-01 <br />WG756227 <br />Thallium <br />mg/l <br />0.0488 <br />0.0474 <br />97.7 <br />75-125 <br />3.00 <br />20 <br />L734625-01 <br />WG756227 <br />Zinc <br />mg/l <br />0.0506 <br />0.0506 <br />95.9 <br />75-125 <br />0.0 <br />20 <br />L734625-01 <br />WG756227 <br />Alkalinity <br />mg/l <br />240. <br />240. <br />70.0* <br />80-120 <br />0.0 <br />20 <br />L734625-01 <br />WG756323 <br />TOC (Total Organic Carbon) <br />mg/l <br />49.0 <br />49.7 <br />93.4 <br />80-120 <br />1.34 <br />20 <br />L734625-01 <br />WG756215 <br />* Performance of this Analyte <br />is outside <br />of established <br />criteria. <br />For additional information, <br />please see <br />Attachment <br />A 'List <br />of Analytes <br />with QC <br />Qualifiers.' <br />Page 20 of 23 <br />