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Require- <br /> <br />Requirement Requirement ment <br />complied <br />Comment <br /> citation with ? (yes <br /> /no <br /> Compliance with the Basic Standards for ground water, as explained in item G, above, <br /> indicate the permittee is preventing adverse impacts to ground water quality outside the <br /> permit area. Monitoring data indicate the permittee is preventing impacts to water quantity <br /> outside the permit area. Mining has dropped the potentiometric surface of the Wadge <br />N. Prevention of overburden by about 200 ft. in undermined areas (wells 93M001, 93M003, and <br />adverse impacts CDMG regulation FBR11A0), but not in areas beyond mining or the permit area (well 008-7758). Mining <br />to ground water <br />05 <br />11 <br />4 yes has not dropped the potentiometric surface of the Twentymile Sandstone outside the <br />systems outside . <br />. permit area (wells 91-MOOS, FBR-11B, and FBR-2). Pumping for mine use is probably <br />the permit area the cause oY a drop of few hundred feet in the potentiometric surface of the Trout Creek <br /> Sandstone at the mine's Trout Creek Sandstone wells 001-83-106 and 001-83-107. This <br /> drop is probably only a local impact because the two wells are near the Trout Creek <br /> Sandstone's updip outrop belt; therefore, the impact would not be expected to extend <br /> be and the ermi[ area. <br />O. Prevention of <br />impacts to The Ttout Creek Sandstone could supply the needs of [he approved pos[mining land uses of <br />ground water that CDMG regulations pastureland and rangeland, in the permit area. Data from monitoring wells 97-012TC and <br />adversely impact 4.05.1(2) and yes 97013TC indicate mining has not impaired the use of the Trout Creek Sandstone in the <br />the postmining 4.05.11 permit area. <br />land use within <br />the ermit area <br />P. Minimizatio <br />n of disturbance The disturbance to the hydrologic balance within and adjacent to the permit area caused by <br />to the hydrologic CDMG regulation mining and reclamation at the Foidel Creek Mine is the minimum that can be expected <br />balance within 4.05.1(1) yes from an underground mining operation at this location. Use of best management practices <br />and adjacent to indicates minimization of disturbance to the hydrologic balance. <br />the permit area <br />Page 4 <br />