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PeabLO,qy SPeabod Sa a Creek Mine <br />29515 Routt County Road 27 <br />Peabody Sage Creek Mining, LLC Oak Creek, CO 80467 <br />Tabetha Lynch October 27, 2017 <br />Division of Reclamation, Mining, and Safety <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />RE: Peabody Sage Creek Mine (Permit C-2009-087) <br />Phase III Bond Release Application (SL -4) Adequacy Response <br />Dear Ms. Lynch, <br />In response to your SL -4 Adequacy letter dated August 15, 2017, Peabody Sage Creek Mining (PSCM) has <br />responded with the following responses with our follow up actions performed relative to each item of <br />interest: <br />L Remove area within the disturbance boundary from the bond release, as this area has no <br />history ofteclamation and does not appear to have been reclaimed. Course road gravel is still <br />present and topsoil does not appear to have been placed. No history or seeding has been <br />found with in the bond release documentation or previous Annual Reclamation Reports. <br />Please provide updated maps and acreage Information after removing this parcel <br />a, Response: PSCM has updated the associated bond submittal maps to reflect the acreage <br />changes and has included them in this adequacy response. <br />2. Erosional down -cutting was observed along the right side ofRoad FI with in Section 2. <br />Please tip tap to prevent further erosion of this drainage channel. <br />a. Response: PSCM has placed rip rap check dams throughout the down cutting areas. Your <br />pictures from the October Complete inspection documented the work completed by PSCM. <br />J. Patches of toad0ax were noted and referenced below as well as thistle, which should be <br />mitigated at an appropriate time to effectively manage these weeds. Large toad flax patch at <br />322,010.6, 4,476,639.2 meters. <br />a. PSCM generally performs weed spraying efforts in the spring, with some thistle application in <br />the fall. The areas noted during the inspection have been noted for o4Lr weed spraying <br />contractor for the spring of 2018. At the time of the adequacy letter the toadflax had already <br />gone to seed and PSCM would not have been able to effectively spray the weeds. <br />4. Two spoil springs were noted along SIIMP-6 down channel from stock pond T-29. The upper <br />spring had a small flow and some iron precipitate. The second was not flowing and almost <br />stagnant with no observed iron precipitate. Please provide the Division additional <br />information and discussion on these spoil springs. Include any sampling data or flow history. <br />Locations are noted below. <br />Peabody Sage Creek Mining, LLC • 29515 Routt County Road #27.Oak Creek, Colorado 80467 <br />Telephone (970) 870-2718 <br />