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• <br />B• s and Gesso, LLC <br />CPDES State Discharge Permit/Stormwater Permit <br />There will be no offsite discharge of either process water or overland surface <br />flows from disturbed ground at the initial plant site constituting stormwater <br />discharge. All process water (washed fines from screening) at both the initial and <br />final plant sites will be recycled from the settling pond to the Clearwater pond and <br />re-used for aggregate washing and hatching operations, as described in the <br />Mining Plan, Exhibit D. The final plant site location may produce some <br />stormwater runoff that will enter the clarification stage of the sump area for the <br />de-watering location. This water will be discharged offsite along with <br />groundwater pumped from the mining phases, as part of the dry mining method. <br />All discharge water will be clarified prior to entrance into the South Platte River. <br />These features and locations are shown on Exhibit C, Pre-Mine and Mine Plan <br />Map. <br />Prior to any ground-disturbing activities at the proposed permit area, a <br />CPDES/stormwater Permit will be obtained from the Colorado Deptartment of <br />Public Health and Environment (CDPH&E) that will account for all offsite <br />discharge and will contain a plan for control of that discharge. <br />Air Permits: <br />Prior to any ground-surface disturbing activities (topsoil removal and stockpiling, <br />plant site and access road development, haul road construction, aggregate <br />Ft. Lupton Sand and Gravel Mine.CDMG.112 Permit q 1 99024.WD <br />L.G. Everist, Inc. December, 1999 <br />