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COLORADO <br />Division of Reclamation, <br />Mining and Safety <br />Department of Natural ReSQUrCeS <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />Jerry Nettleton <br />Seneca II West Mine <br />Seneca Coal Company LLC <br />P.O. Box 670 <br />Hayden, CO 81639 <br />August 2, 2016 <br />Re: 2015 Annual Hydrology Reports for Seneca II West Mine (C1982-057), Yoast Mine <br />(C 1994-082), Hayden Gulch Load Out (C 1992-081), and Williams Fork Mines (C 1981-044) <br />Dear Mr. Nettleton: <br />Rule 4.05.13(4)(c) requires that a hydrologic report be submitted to the Division annually, with <br />the date of submittal determined in consultation with the permittee for each permit. The Division <br />has not received the 2015 Annual Hydrology reports for the four above named permits. The <br />Annual Hydrology Reports (AHR) were due to the Division on March 31, 2016. <br />The Williams Fork Mines AHR is required to include data from January 1, 2015 to December <br />31, 2015. (Rule 4.05.13(4)(b). At this time, seven months have passed since the end of the data <br />collection period. On March 25, 2016, the Division received a request to extend the submittal <br />due date of the Williams Fork Mines 2015 AHR until May 5, 2016. On May 5, 2016, Moffat <br />County Mining requested an extension for submittal of the 2015 AHR until July 29, 2016. <br />The Seneca II West AHR is required to include hydrology data from the water year spanning <br />October 1, 2014, to September 30, 2015. At this time, ten months have passed since the end of <br />the 2015 water year. On March 9, 2016, Seneca Property, LLC (SP, LLC) requested an <br />extension until April 30, 2016 for submittal of the 2015 AHR. On June 22, 2016, the Division <br />received a request from SP, LLC to extend the time for submittal of the 2015 AHR until July 29, <br />2016. <br />The Yoast Mine AHR is required to include hydrology data from the water year spanning <br />October 1, 2014, to September 30, 2015. At this time, ten months have passed since the end of <br />the 2015 water year. On March 9, 2016, SP, LLC requested an extension until April 30, 2016 for <br />submittal of the 2015 AHR. On June 22, 2016, the Division received a request from SP, LLC to <br />extend the time for submittal of the 2015 AHR until July 29, 2016. <br />1313 Sherman Street, Room 215, Denver, CO 80203 P 303.866.3567 F 303.832.8106 http://mining.state.co.us <br />John W. Hickenlooper, Governor I Robert W. Randall, Executive Director I Virginia Brannon, Director <br />