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DEPARTMENT OF NATURAL RESOURCES <br />DIVISION OF WATER RESOURCES <br />John W. Hickenlooper <br />Governor <br />Mike King <br />Executive Director <br />Dick Wolfe, P.E. <br />Director /State Engineer <br />Respons to Reclamation Permit Amendment Application Consideration <br />/DATE: May 10, 2012 <br />ATom Kaldenbach, Senior Environmental Protection Specialist <br />CC: Division 1 Office, District 7 Water Commissioner <br />FROM: Sarah Brucker, P.E. <br />-RE: Schwartzwalder Mine, File No. IVI -1977 -300 <br />Operator: Cotter Corporation, (303) 554 -6200 <br />Sec. 25, Twp. 2 South, Rng. 71 West, 6th P.M., Jefferson County <br />COMMENTS: The applicant has requested to add 3.0 acres to the existing 61.16 permitted acres, for a total of <br />64.17 permitted acres. This amendment is requested as a result of an update to the reclamation plan for this <br />site. The additional acreage will accommodate potential drilling from the surface into mined out portions in order <br />to provide remote access to the mine pool for remediation purposes, and to accommodate potential pipeline <br />infrastructure to convey pumped mine pool water to a relocated water treatment plant. Mineral extraction has <br />not occurred at the site since 2000. No changes to site operations are proposed as a result of the amendment. <br />Based on the provided information, this office has no objection to the proposed amendment. <br />PC,, os <br />Office of the State Engineer <br />1313 Sherman Street, Suite 818 • Denver, CO 80203 • Phone: 303 - 866 -3581 • Fax: 303 - 866 -3589 <br />www.water.state.co.us <br />