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Page 14 of 23 <br />12065 Lebanon Rd. <br />Mt. Juliet, TN 37122 <br />OESC <br />(615) 758-5858 <br />1-800-767-5859 <br />Fax (615) 758-5859 <br />L-A•B 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 <br />Quality Assurance Report <br />Level II <br />Thornton, CO 80233 <br />November 28, 2014 <br />L734625 <br />Laboratory Blank <br />Analyte <br />Result <br />Units % Rec <br />Limit <br />Batch Date Analyzed <br />Benzene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Bromochloromethane <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Bromodichloromethane <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Bromoform <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Bromomethane <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Carbon disulfide <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Carbon tetrachloride <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Chlorobenzene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Chlorodibromomethane <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Chloroethane <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Chloroform <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Chloromethane <br />< .0025 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />cis-1,2-Dichloroethene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />cis-1,3-Dichloropropene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Dibromomethane <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Ethylbenzene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Iodomethane <br />< .01 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Methylene Chloride <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Styrene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Tetrachloroethene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Toluene <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />trans-1,2-Dichloroethene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />trans-1,3-Dichloropropene <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />trans-1,4-Dichloro-2-butene <br />< .0025 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Trichloroethene <br />< .001 <br />mg/1 <br />WG756012 11/25/14 <br />14:36 <br />Trichlorofluoromethane <br />< .005 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Vinyl acetate <br />< .01 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Vinyl chloride <br />< .001 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />Xylenes, Total <br />< .003 <br />mg/l <br />WG756012 11/25/14 <br />14:36 <br />4-Bromofluorobenzene <br />% Rec. 99.70 <br />71-126 <br />WG756012 11/25/14 <br />14:36 <br />Dibromofluoromethane <br />% Rec. 89.80 <br />78.3-121 <br />WG756012 11/25/14 <br />14:36 <br />Toluene-d8 <br />% Rec. 101.0 <br />88.5-111 <br />WG756012 11/25/14 <br />14:36 <br />a,a,a-Trifluorotoluene <br />% Rec. 107.0 <br />85-114 <br />WG756012 11/25/14 <br />14:36 <br />Vinyl chloride <br />< .001 <br />mg/l <br />WG757019 11/26/14 <br />19:25 <br />4-Bromofluorobenzene <br />% Rec. 100.0 <br />71-126 <br />WG757019 11/26/14 <br />19:25 <br />Dibromofluoromethane <br />% Rec. 103.0 <br />76.3-121 <br />WG757019 11/26/14 <br />19:25 <br />Toluene-d8 <br />% Rec. 106.0 <br />88.5-111 <br />WG757019 11/26/14 <br />19:25 <br />a,a,a-Trifluorotoluene <br />% Rec. 99.80 <br />85-114 <br />WG757019 11/26/14 <br />19:25 <br />Chloride <br />< 1 <br />mg/l <br />WG756798 11/26/14 <br />08:15 <br />Sulfate <br />< 5 <br />mg/l <br />WG756798 11/26/14 <br />08:15 <br />Duplicate <br />Analyte <br />Units <br />Result Duplicate RPD <br />Limit <br />Ref Samp Batch <br />Nitrate <br />mg/l <br />0.0 0.0 0.0 <br />20 <br />L734575-04 WG755737 <br />Sulfate <br />mg/l <br />86.0 85.7 0.0 <br />20 <br />L734575-04 WG755737 <br />Nitrate <br />mg/l <br />0.0 0.0 0.0 <br />20 <br />L734642-03 WG755737 <br />Sulfate <br />mg/l <br />19.0 18.8 0.0 <br />20 <br />L734642-03 WG755737 <br />pH <br />su <br />7.20 7.30 0.825 <br />1 <br />L733881-01 WG755789 <br />pH <br />su <br />6.50 6.50 0.613 <br />1 <br />L734628-02 WG755789 <br />Specific Conductance <br />umhos/cm <br />640. 630. 0.948 <br />20 <br />L734470-01 WG756086 <br />* Performance of this Analyte <br />is outside of <br />established criteria. <br />For additional information, <br />please see Attachment A 'List of Analytes with QC <br />Qualifiers.' <br />Page 14 of 23 <br />