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<br />C-~ 2-o s c~ <br /> <br />R~C~~~~D <br />JAN 2 9 2008 <br />Division u. ,.~;c;iamation, <br />January 25, 2008 Mining and Safety <br />Ms. Tania Watson <br />Colorado Department of Public Health and Environment <br />Water Quality Control Division -Permits and Enforcement <br />4300 Cherry Creek Drive South <br />Denver, CO 80222-1530 <br />Phone: (303) 692-3603 <br />Twentymile Coal Company <br />29515 Routt County Road # 27 <br />Oak Creek, Colorado 80467 <br />(970) 879-3800 <br />RE: PERMIT CO-0027154: DECEMBER AND 4T" QUARTER 2007 DMR SUBMITTAL <br />Dear Ms. Watson: <br />During the month of December 2007 no Outfalls flowed. Outfall o05X did flow during the month of November 2007 at <br />which time a Quarterly Whole Effluent Toxicity (WET) tests was collected for analysis. The test indicated that the effluent were <br />not acutely toxic to Daphnia magna survival (see attached laboratory report). <br />In order to reduce the amount of paper work, the following certification will be substituted for the actual DMR forms to cover <br />the outfalls, which did not discharge. These include Outfalls 002A (Pond T), 003A (Pond B), 004A (Pond C), 005A, 005X, and <br />MON 005 (all are site Pond D), 006A (Pond E), 007A,007X,and MON 7 (all are site Pond F), and 008A (Pond G). Further note <br />that ponds A (Outfall 001 A), and H (Outfall 009A) have been deactivated following bond release, and have been removed from <br />the amended permit, effective January 1, 2003. <br />CERTIFICATION <br />I certify under penalty of law that I have personally examined and am familiar with the information submitted herein; and <br />based on my inquiry of those individuals responsible for obtaining the information, 1 believe the submitted information is <br />true, accurate, and complete. I am aware that there are significant penalties forsubmitting false information, including the <br />possibility of fine and imprisonment. See 18 U.S.C. § 1001 and 33 U.S.C. § 1319. (Penalties under these statutes may <br />include fines up to $10, 000 and/or maximum imprisonment of between 6 months and 5 years.) <br />Brian A. Watter on, Geologist Date <br />Please contact me directly at (970) 870-2750 with any questions. <br />Very truly yours, <br />l~ ~ <br />Brian A. Watterson, P.G. <br />Geologist, Environmental Group <br />Twentymile Coal Company <br />enclosures <br />cc: DMG; CWPS Permit No. CO-0027154 file <br />