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<br />Or....o <br />U..&..l _ rJ <br /> <br />ENVIRONMENrAL IMPACT OF PLANT <br /> <br />This section summarizes the research and planning that have been <br /> <br />accomplished by Utah Power & Light Company, Stearns-Roger, North American <br /> <br />Weather Consultants, and University of utah to determine the effects of <br /> <br />the plant and its operation and the planned control measures with respect <br /> <br />to: <br /> <br />Air Quality <br />Water Quality <br />Ash Disposal <br />Noise Levels <br /> <br />Aesthetics <br />Archaeology <br />Radiation <br /> <br />Stack Emissions <br /> <br />Estimated stack emissions of a 430-rnw unit of the plant at full <br /> <br />load are as follows: <br /> <br />CO2 <br /> <br />H20 <br /> <br />N2 <br /> <br />O2 <br /> <br />#SO <br />x <br /> <br />#NOx <br /> <br />Ash (with 99.5% efficient <br />electrostatic precip- <br />itator) <br /> <br />Table 1 <br /> <br />Huntington Canyon Plant <br />Estimated Stack Emissions <br />(at 430,000 kw) <br /> <br />Coal From <br />Hiawatha Seam <br />PR-l Tons/Day <br /> <br />136,101 10,187 <br />67,250 2,060 <br />754,636 35,944 <br />41,146 2,239 <br />417 44.8 <br />450 23.6 <br /> <br />1.4 <br /> <br />Coal From <br />Blind Canyon Seam <br />PR-l Tons/Day <br />134,062 9,948 <br />69,154 2,085 <br />754,953 36,107 <br />41,073 2,209 <br />308 32.9 <br />450 23.4 <br /> <br />.9 <br /> <br /># Without controls, except such control of NOx as can be effected <br />in the furnace. <br /> <br />15 <br />