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1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />~~ <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />~~ <br />CHAPTERFOUR Environmental Conseuuences <br />Piceance Site <br />TABLE 4.5-8 <br />ACCELERATED DEVELOPMENT AT PICEANCE <br />AIR QUALITY STANDARDS ANALYSIS <br /> Z:..::::<..: :.;.:::: <br />Po#luiautlParameter :::.:.::::::.::: :::::. ::::.. :::::: <br />24-honr..... :::::.:::..::::::: ::.: <br />....Annual..... :!i'::.:;.:.;.:; ::::: <br />..... Annual,... <br />.... <br />.. ... ..... <br />Maximum Modeled 87.3 23.7 55.2 7,434 1,737 <br />Cumulative Concentration <br />Background Concentration 51 9 2.0 1,144 1,144 <br />Total Concentration 138.3 32.7 57.2 8,578 2,881 <br />CAAQS/NAAQS 150 a 50 100 40,000 10,000 <br />Concentration <br />Percent of Applicable 92.2 65.4 57.2 21.4 28.8 <br />CAAQS/NAAQS <br />a The "highest-second-high" design concentration Gom the model has been compared to the 24-hour PM 1 p standard, <br />even though the 99th percentile format of the standard could allow for the use of the "highest-fourth-high" <br />concentration. <br />Source: RTP 1998a <br />Parachute Site <br />TABLE 4.5-9 <br />ACCELERATED DEVELOPMENT AT PARACHUTE <br />AIR QUALITY STANDARDS ANALYSIS <br />::::::::::::::::::.::::::::.::::::::::: ::::::F1Vt ......:::::::::: <br />1D ...:.... ;:::.:::P1VI::::;.;.:;:. <br />......:. .:.FO:::.:. :.;.::;;:.:1390.::::: <br />......:.:.:.:..,a .:.:.... :::::::GO'::::::: <br />:..:...:..::..:.::.:.:....: :.:::::..:'IeQ::!.:;:';: <br />.......:...........:.:... <br /> <br />ollataeff~'acameter::':: .. <br />::; :::1:41iou::::: ,. <br />Apaual:':::: <br />:'::: . <br />:':ilnu ;. <br />:; :.'::. <br />. ouz'.:::: ; . <br /> <br />;.;'. ' <br />our::::: <br />: <br /> . . <br />. <br />Maximum Modeled 61.8 16.8 35.7 5,862 1,824 <br />Cumulative Concentration <br />Ambient Background 39 10 10.0 1,144 1,144 <br />Concentration <br />Total Concentration 100.8 26.8 45.7 7,006 2,968 <br />CAAQS/NAAQS t50a 50 100 40,000 10,000 <br />Concentration <br />Percent of Applicable 67.2 53.6 45.7 17.5 29.7 <br />CAAQS/NAAQS <br />a The "highest-second-high" design concentration from the model has been compared to [he 24-hour PM I p standard, <br />even though the 99~ percentile format of the standard could allow for the use of the "highest-fourth-high" <br />concentration. <br />Source: RTP 19986 <br />Meteorology and Air Quality 4-31 <br />