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Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />Colowyo Coal Company, L. P. <br />Permit No. 95MF1040 <br />Issuance 7 <br />ATTACHMENT A Annual Emissions <br />Facility <br />Point # <br />Process <br />Pollutant <br />Emission factor <br />Control type <br />Estimated <br />Annual Throughput <br />Inventory <br />Fugitive <br />ID <br />description <br />Control % <br />(units/year) <br />Emissions <br />Report <br />tons/year <br />(Y/N) <br />103/0327/001 <br />Overburden <br />PM <br />0.2514 <br />lbs/tons <br />Water sprays, <br />73.4400% <br />94,896,300 <br />tons <br />3194.8 <br />Y <br />Stripping: <br />mined <br />stabilizers for <br />mined. <br />Drilling, <br />the purposes of <br />Blasting, <br />dust <br />Excavation <br />suppression on <br />(with draglines <br />unpaved roads. <br />/ shovels / <br />scrapers/ <br />dozers / front- <br />end loaders), <br />Hauling (240 - <br />ton haul <br />trucks) <br />Coal <br />PM10 <br />0.0610 <br />lbs/tons <br />Water injection <br />71.0400% <br />94,896,300 <br />tons <br />928.7 <br />Y <br />Extraction: <br />mined <br />& dust shroud <br />mined. <br />Drilling, <br />for drills. <br />Blasting, <br />Excavation ! <br />Loading with <br />front -end - <br />loaders, <br />Hauling (170 - <br />ton trucks <br />Haul Road <br />PM2.5 <br />0.00 <br />lbs/tons <br />Sequential <br />66.3400% <br />94,896,300 <br />tons <br />117.7 <br />Y <br />Maintenance: <br />mined <br />blasting (delay <br />mined. <br />Leveling / <br />detonation). <br />Graders <br />Restrict traffic <br />Overburden <br />to established <br />Q By <br />roads. <br />dragline and <br />truck—shovel <br />operation, <br />Unloading from <br />trucks onto <br />spoil slopes <br />Ammonium <br />NOx <br />10.6000 <br />lbs/ton <br />None <br />0.0000% <br />127,750 <br />tons ! <br />677.1 <br />Y <br />Nitrate and <br />year <br />Fuel Oil, <br />Ammonium <br />CO <br />67.0000 <br />lbs/ton <br />None <br />0.0000% <br />127,750 <br />tons / <br />4279.6 <br />Y <br />Nitrate and <br />year <br />Fuel Oil <br />Ammonium <br />S <br />0.006 <br />lbs/ton <br />None <br />0.0000% <br />127,750 <br />tons <br />Nitrate and <br />year <br />Fuel Oil <br />AIRS ID: 081/0007 & 103/0327/001 Page 12 of 22 <br />