2013-01-24_PERMIT FILE - M2012045

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Response: Project water requirements for mining and reclamation will be water needed for dust control. The estimated annual amount needed is 0.50 acre -feet per year. Water used for dust control shall be purchased from a legal source such as the Pueblo Water Works or other authorized vendors. (5) The Operator /Applicant shall affirmatively state that the Operator /Applicant has acquired (or has applied for) a National Pollutant Discharge Elimination System (NPDES) permit from the Water Quality Control Division at the Colorado Department of Health, if necessary. Response: The Operator /Applicant affirms that they will apply for stormwater discharge associated with sand & gravel mining and processing permit, from the Water Quality Control Division, Department of Public Health and the Environment. 25. Based on information presented in Exhibit C through E, the division has inferred that slurry walls will be constructed in accordance with OSE standards, leak tested and the engineer's certification provided to the Division prior to exposing groundwater. However, these steps have not been stated explicitly. Please commit to these steps prior to exposing groundwater or clarify the Applicant's intent. Response: The information presented in Exhibit C through E, pertaining to slurry walls and the construction of them is not under consideration in this application which is to be a dry mined gravel pit without exposing groundwater. If the applicant desires a change in post mining land use to an Developed Water Resource the operator will submit a Amendment under the Divisio of reclamation, Mining and Safety Rules. 6.4.8 EXHIBIT H — Wildlife Information This exhi • it is adequate as submitted. 6.4.9 EXHIBIT I — Soils Information This exhi it is adequate as submitted. 6.4.10 EXHIBIT J — Vegetation Information This exhi • it is adequate as submitted. 6.4.11 EXHIBIT K — Climate This exhi • it is adequate as submitted. 26. inclu phase Appli The upon, prop inclu chec bond • 6.4.12 EXHIBIT L — Reclamation Costs If the Applicant wishes to pursue a phased bond approach, Exhibit L needs to e the final reclamation cost estimate. These cost should be broken down by the shown in the mining plan, then ending with the final reclamation plan as the ant proposes the site to look like upon the completion of mining and reclamation. ivision would review and comment of the total bond. After an amount is agreed the Division would require a bond be submitted only for the first phase of the ed operation. Please include bond calculations for all six phases up to and ing the proposed water storage features and slurry walls. (NOTE: the Division d the submitted Exhibit L, assumed to be representative of Phase 1 and estimates a f $48,273 is more appropriate. Please see the attached summary sheet).