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<br />Aspen Highlands Ski Area - Draft EnyironmenJal/mptUt StalemenJ <br />Table 2,6 Cami"oed <br /> <br />Discipline Impacts Potential Mitigation <br /> Alternative A Alternative B Alternative C <br />AIR QUALITY The analysis: also showed that the four new snowmobiles to patrol the ski <br />(Continued) Maroon BeOs Class I and lerrain and three extra charbroilers for <br /> surrounding Class n areas are lhe rc.stauranL <br /> significantly impacted by the Aspen <br /> non-attainment area and level I Base area stationary and mobile sources <br /> visibility standards would be exceed would remain virtually unchanged. The <br /> at least once, with maximum impact estimated total emissions for Lhe region <br /> likely to occur in Ihe Maroon Bells would be 5.820 Ibs per day. Modeled <br /> Wtlderness area. Mobili: source CO maximum PM10 concentrations under <br /> emission due vehicle exhaust was Alternative B were found \0 be virtually <br /> estimated \0 be 2,858 Ibs per day identical 10 the No Action Alternative <br /> fOrlhe t995 base year but would and there would be no additional impacl <br /> decrease to 2.345 Ibs per day by on visibility. Thus the probability of <br /> 2000 due \0 the FedCJll! Motor exceeding the 24-11our t50 pg/m' would <br /> Vehicle Control Program. be very low. <br /> Allemative B would not add to the <br /> impact of me Aspen nonanainment area <br /> on the Maroon BeOs Class t and <br /> surrounding Class n areas. The mobile <br /> source CO emission due to vehicle <br /> exhaust would be 2.342 Ibs per day. <br /> There would be virtually no difference in <br /> CO emissions between the No Action <br /> and Alternative B. <br />NOISE No new noise sources would be The main additional noise sources under Under AlLe:mative C. noise from To minimize noise impacts. construction, and <br /> created under the No Action this alternative would be noise from adlitionaJ snowmaking would be maintenance activities will be conducted only during <br /> AlLemaIive. construction and tree clearing during limited lo Midway. and noise due to normal working hours and will be restricted during <br /> installation of the new facilities. avalanche conlrol in Maroon Bowl wildlife breeding periods. <br /> would"not occur. <br /> Extension of the snowmaking terrain On-mountain outdoor entcrtainmenlactivitics should <br /> and increased avalanche control An additional source of noise be located in places where there are natUral sound <br /> activities would add noise sources at during both the ski season and barriers or where special sound barrier.; can be aected <br /> high elevations. during the summer would consist of to prevent noise traveling over the ridge and inle <br /> visitors to the Lop:e Peak. restauranL either valley. <br />CULTURAL Since no registered cultuml No cultural resources were discovered No cultural resources wae None proposed. <br />RESOURCES resources were discovered within on the temtin IlIfgeted far development discovered on the temtin IlIfgeted <br /> the existing Aspen Highlands Ski under Ahcmative B. far development under Alternative <br /> Area, no impacts on such resources C. <br /> could occur. <br /> <br />2-30 <br /> <br />ComparuolI of Alternatives <br />