Laserfiche WebLink
<br />STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Resources <br />1313 Sherman St., Room 215 <br />Denver, Colorado 80203 <br />Phone: (303) 866-3567 <br />FAX'. {303) 832-8106 <br />Mr. Richard Mills <br />Twentymile Coal Company <br />29515 Routt County Rd #27 <br />Oak Creek, CO 80467 <br />April 29, 2002 <br />Re: Foidel Creek Mine (Permit No. C-82-056) <br />2001 Annual Hydrology Report <br />Dear Mr. Mills: <br />DIVISION OF <br />MINERALS <br />GEOLOGY <br />REC4AMATION <br />MI NING•SA FETY <br />Bill Owens <br />Governor <br />Greg E Watcher <br />Executive Director <br />Michael 8. Lonq <br />Division Director <br />The Division has reviewed the above-referenced report. The report was thorough and well- <br />organized. The attached review checklist summarizes the results of the review. The Division has <br />the following comments regarding the report. <br />1) The report does not show a conductivity value for Site 1005 on Trout Creek for 7/2/01. <br />Please submit this data. <br />2) Concentrations of individual dissolved constituents exceed the total dissolved concentrations <br />at the following two locations in the report: <br />a) Table 2, well FBRl l-A, May sample, bicazbonate 2200 mg/1, TDS 2000 mg/1; <br />b) Tab1e53, Site 1005, 8/6/01 sample, sodium 1060 mg/1, TDS 390 mg/1. <br />Please resolve these two apparent discrepancies. <br />If you have any questions, do not hesitate to call me. <br />Sincerely, <br />Tom Kaldenbach <br />Environmental Protection Specialist <br />cc: Dan Hernandez, CDMG <br />