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� 61 1 Skyline Road - Laramie, WY 82070 - (307) 742 -0031 <br />V V V V C ENGINEERING FAX (307) 721 -2913 - E -mail- infolar @wwcengineering.com <br />December 18, 2012 <br />CDRMS Permit C- 1980 -001 RECEIVE -D <br />NPDES Permit CO- 0032638 <br />Rob Zuber <br />JAN I ro2013 <br />Colorado Division of Reclamation, Mining and Safety pivision of &eda Oon, <br />1313 Sherman Street Mining <br />Room 215 <br />Denver, Colorado 80203 -2273 <br />RE: Edna Mine, November 2012 DMR <br />Dear Rob: <br />Enclosed are NPDES/DMR results for the above referenced monitoring period at the Edna Mine. <br />DMP 004 and DMP 007 did not exceed any compliance criteria during the monitoring period. <br />Should the Colorado Division of Reclamation, Mining and Safety have any comments or <br />concerns regarding this submittal, please contact me at your convenience. <br />Sincerely, <br />Troy Summers <br />Project Manager <br />TNS <br />File: 2011-180 <br />