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There has been no refuse, acid - forming, or toxic producing material mined at Three Bells; no <br />production of these materials is anticipated during the remainder of the mining process. <br />Drill holes and auger holes will be filled with non - combustible materials, as outlined in Rule <br />3.1.5(6). Three Bells Mine is a surface gravel pit and quarry. The mine has no adits or shafts <br />that require closing. <br />Reclamation is not anticipated to include plans for agricultural or horticultural use. <br />MMMMM does not plan to use offsite structural fill as backfill material. <br />All mined material to be disposed of onsite will be disposed in manner to prevent <br />contamination of the drainage system. <br />No pollutants will be released to groundwater during reclamation. Any incidental chemical or <br />fuel spills will be contained and remediated in an expedient and appropriate manner. <br />5.5.4 Water— General Requirements <br />Disturbances to surface water and groundwater will meet all Colorado water laws and <br />regulations. Necessary permits will be obtained for wells and disturbances. All Colorado and <br />federal water quality regulations will be met both on the statewide level, and on a site - <br />specific standard basis. Any variation will be reclaimed to mitigate water contamination. <br />No siltation structures on the Three Bells Mine lie in drainways. <br />EaSlope liner embankments will be constructed to impound reservoirs for th as <br />discussed on the reclamation plan. The below grade reservoirs develop on the Three Bells <br />Mine will have earth -slope liner embankments constructed in stable configuration according <br />to SEO requirements. Reservoir embankments will comply with water pollution laws and <br />will be constructed with inert, low permeability materials to prevent stored <br />water /groundwater communication <br />5.5.5 Groundwater — Specific Requirements <br />Groundwater quality standards will be maintained during reclamation operations. Deviations <br />from regulated water quality standards as a result of mining operations at Three Bells Mine <br />will be reclaimed in an expedient and appropriate manner. <br />The Three Bells Mine has no areas classified by the Water Quality Control Commission <br />(WQCC) to be monitored for groundwater quality. Mining and reclamation activities in areas <br />not classified by the WQCC will be carried out in such a manner to protect groundwater <br />resources as outlined by the WQCC. <br />GEI Consultants, Inc. 20 dune January 20145 <br />Three Bells Mine Reclamation Permit Amendment <br />