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2.04.7 page 8 <br />• <br />• <br />The Hay Gulch ditch, upstream from the mine area, will be sampled at t <br />irrigation season in the spring and at the end of irrigation season in the fall to p <br />data. Sampling will begin during spring of 1997 and continue through fall of 19 <br />results will be included in the annual hydrology report submitted to the Divisioi <br />sampled for parameters listed in 2.04.7, page 1 (Ground LYater Monitoring). <br />All wells shown in Sections 28, 29, and 32, T35N R11W and Section 36,' <br />within the Hay Gulch drainage, topographically below the coal seam outcrop. ". <br />Hydrologic effects on these wells or points of diversion. <br />Two wells supply fresh water to the mine. One of these is located in the <br />Gulch off the permit site. A water right agreement for use of the meadow well <br />Appendix 2(7)). Water from the two wells is pumped into the mine via one fou <br />All water lines are buried beneath the frost line. This water supply is a result o1 <br />effort between the surface landowner, National King Coal, LLC and the Soil G <br />Service for incorporation into a field drainage program. Without this arrangers <br />gradually builds up on the surface of the field denying the rancher access and u <br />land. <br />There will be no impacts downstream of Pine Gulch due to subsidence r~ <br />flow. Subsidence could be caused by pillar extraction during retreat, but is not ~ <br />King Coal, LLC has submitted a mining plan showing elongated pillars support. <br />under the Pine Gulch drainage system. These pillars will not be extracted on fii <br />thereby providing perpetual stability for the Pine Gulch drainage and preventin <br />damage to the hydrologic balance outside the permit area. A topographic map <br />drainage basin of Pine Gulch above those points proposed to be crossed by min <br />included. The total area of this drainage is approximately 365.5 acres. <br />• <br />beginning of <br />side baseline <br />Analysis <br />Water will be <br />N R12W lie <br />re will be no <br />meadow of Hay <br />s included (See <br />inch water line. <br />a cooperative <br />nt, water <br />ization of his <br />ated depletion of <br />anned. National <br />g all entries <br />it retreat, <br />potential <br />lowing [he <br />development is <br />February 1997 <br />