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P.O. Box 187 <br />June 4, 2020 <br />TRAPPER MINING INC. <br />Craig, Colorado 81626 <br />Ms. Robin Reilley <br />Environmental Protection Specialist <br />Colorado Division of Reclamation, Mining and Safety <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />Re: Trapper Mining Inc., Permit No. C-1981-010 <br />(970)824-4401 <br />Minor Revision MR -225. Install Groundwater Monitor Wells in the I/J Pits Complex <br />Dear Ms. Reilley: <br />Enclosed is a copy of a Minor Revision (MR -225) to drill and complete three new groundwater monitor <br />wells (CY-1 in the First White Sandstone aquifer, CY-2 in the Second White Sandstone aquifer and CY-3 <br />in the Third White Sandstone aquifer) that will provide water quality and aquifer characteristics data for <br />three aquifers to be disturbed by mining in the new UJ Pits complex. The wells will be located down dip <br />of I/J Pits near the Coyote Pond embankment and are shown on enclosed Map M52. A bond estimate to <br />reclaim the monitor wells is also enclosed. <br />Additional log completion and groundwater monitoring information of these monitor wells will be <br />provided as a separate permitting action once these wells have been drilled and completed. <br />Please get back to us with any questions, comments or concerns. <br />Sincerely, <br />Forrest Luke <br />Environmental Manager <br />Trapper Mining Inc. <br />C Revisions binder <br />File 109.2.3.4 <br />