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112 APPLICATION PAGE 15 OF 35 <br />(9.) Imported backfill material may be required for this project. In the <br />case that inert fill is required the Operator will follow the guidelines <br />outlined in section 3.1.5.9. The Operator will provide the State the <br />notification required by this section, and use inert fill material. <br />(10.) All surface drainage within the project site will be graded such that <br />it will drain towards the ponds located in the center of each of the <br />respective mining areas. <br />(11.) No unauthorized releases of pollutants to groundwater are <br />expected from this project. <br />3.1.6. Water <br />(1) A water augmentation plan is not required for this site. The location of <br />the pit is below the Grand Valley Irrigators diversion point which is below <br />the calling structure on the river in this area. The applicant will monitor <br />groundwater discharged from the site in accordance with the State of <br />Colorado Discharge requirements. Settlement ponds constructed as <br />part of the mining operation will be removed during site reclamation <br />work. <br />(2) Two (2) settlement ponds will be constructed as part of the mining <br />dewatering process and will be located within each of the mining <br />areas. The ponds will be located around the outlet pipes indicated on <br />the Mining Plan for each of the respective mining areas. The ponds are <br />required to meet the Colorado Department of Public Health and <br />Environment's requirements for a discharge permit. Construction of the <br />settlement ponds will not damage adjacent properties or structures. <br />(3) All surface areas and stockpiles will be protected against wind and <br />water erosion. Surface areas will be kept moist, or sprayed with <br />magnesium chloride, to control airborne pollution, and all surface areas <br />within the site will be graded to provide positive drainage towards the <br />mine area or site retention pond. <br />3.1.7. Groundwater <br />The applicant has obtained a CDPS Industrial General Permit for Sand and <br />Gravel Mining and Processing from the State of Colorado Water Quality <br />Control Division. The applicant has also obtained the Colorado Division of <br />Water Resources Gravel Pit Well Permit. The operator will comply with all <br />permit limits established by the State Agencies for these permits. <br />3.1.8. Wildlife <br />The Division of Wildlife has provided documentation which indicates the <br />project will not impact threatened or endangered species, and is not <br />critical habitat.