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www.mw&lab.com Helena, MT 877- 472 -0711 • Billings, W 800- 735 -4489 • Casper, WY 888 -235 -0515 <br />Ew'gam2° IM J Gillette, WY 866 -888 -7175 • Rapid City, SD 888- 672 -1225 • College Station, TX 888 -690 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Report Date: <br />09/05/13 <br />Project: Schwartz SW 8/6/13 S27019 <br />Work Order: <br />C13080305 <br />Analyte Count Result <br />Units <br />RL <br />° /.REC Low Limit High Limit RPD <br />RPDLimit Qual <br />Method: A2540 D <br />Batch: 130809 1 SLDS -TSS -W <br />Sample ID: MBLK1_130809 <br />Method Blank <br />Run: BAL -19 130809A <br />08/09/13 09:42 <br />Solids, Total Suspended TSS @ 105 C <br />ND <br />mg /L <br />2 <br />Sample ID: LCS1_130809 <br />Laboratory Control Sample <br />Run: BAL- 19_130809A <br />08/09/13 09:42 <br />Solids, Total Suspended TSS @ 105 C <br />173 <br />mg /L <br />10 <br />87 80 120 <br />Sample ID: C13080303 -001 BDUP <br />Sample Duplicate <br />Run: BAL- 19_130809A <br />08/09/13 09:43 <br />Solids, Total Suspended TSS @ 105 C <br />ND <br />mg /L <br />10 <br />5 <br />Qualifiers: <br />RL - Analyte reporting limit. ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration <br />Page 7 of 25 <br />