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C 1~~~-~ l <br />~~ <br />V V V VC ENGINEERING <br />611 Skyline Road - Laram ie.WY 81070 - (307) 7~2-0031 <br />FAX (307) 721-2913 - E-mail: inlolar~wwcengineering.com <br />April 2Q 2007 DECEIVED <br />APR 2 5 2007 <br />Division of RecVamation, <br />CDPS Permit CO-0032638 Mining and Safety <br />intr. Byron Walker <br />Colorado Division of Reclamation. Mining and Safety <br />1313 Sherman Street <br />Room 215 <br />Denver, Colorado 80203-2273 <br />RE: Edna Mine, March 2007 CPDS <br />Dear Mr. Walker: <br />Enclosed are the Edna Mine's (Permit #CO-0032638) CPDS reporting results for the above <br />referenced monitoring period. During the month of March 2007, DMP 004 and DMP 007 did <br />not exceed any compliance criteria. DMP 007 and DMP 004 passed the chronic WET tests for <br />the First Quarter of 2007. <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 />( <br />Beth Heesen, P.G. <br />Project Manager <br />'I'NS <br />File: 99-144 <br />