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Hydrogeological Evaluation of Van 4 Mine <br />Table of Contents <br />• <br />Table 2-6 <br />Figures <br />Figure 1-1 <br />Figure 1-2 <br />Figure 1-3 <br />Figure 2-1 <br />Figure 2-2 <br />Figure 2-3 <br />Figure 2-4 <br />Figure 2-5 <br />Figure 2-6 <br />Exhibits <br />Exhibit 1-1 <br />Exhibit 2-1 <br />Exhibit 2-2 <br />Exhibit 2-3 <br />Exhibit 2-4 <br />Water <br />Area <br />of Hydrogeological Units Present in Van 4 Mine <br />Site Locat:i n Map <br />Surface Pla n Layout <br />Location o Underground Workings <br />Geologic M ap Van 4 Mine <br />Geologic C ross-Section A-A' Van 4 Mine <br />Box Plot Sh owing Monthly Precipitation Summary Statistics <br />Uravan, C olorado <br />Total Annu al Precipitation Uravan, Colorado <br />Average M onthly Precipitation Versus Pan Evaporation <br />Uravan, C: lorado and Naturita, Colorado <br />Wind Rose Chart, Grand Junction, Colorado <br />110d Permit and EPP Content Requirements for Groundwater <br />Information and Location of Information in This Report <br />Intrinsic P rmeability and Hydraulic Conductivity of Sandstone <br />Units Pres nt in Dolores Basin <br />Definition of Local Hydrogeologic Units in Vicinity of the Van 4 <br />Mine <br />Estimated. Linear Groundwater Velocity <br />Existing Wells Within 2 miles of Van 4 mine Based on Search of <br />Colorado Division of Water and Natural Resources Well Permit <br />Database <br />• <br />(M u • <br />draft final van 4 hydmgeclogy report.doc