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Table 4.12-1 <br /> California and National Ambient Air Quality Standards <br /> California National Standards 2 <br /> Pollutant Averaging Attainment <br /> Time Standards• Attainment Primary".d Secondary c,6 Attainment <br /> Status h Status <br /> .. 0.09 ppm Nonattamn ent/ 0.12 ppm Nonattainment <br /> 1-hour (180µg/m3) Severe (235 Vg/m3)' Same as /Severe <br /> Ozone(03) Primary <br /> No State 0.08 ppm Standard Nonattainment <br /> 8-hour — Standard 057 pg/m)' /Severe <br /> 20 ppm 35 ppm <br /> 1-hour (23 mg/m3) (40 mg/m3) <br /> Unclassified/ <br /> Carbon 8-hour (10 ing/m (10 mg <br /> 3) Attainment(San /m3)in Attainment <br /> Monoxide(CO) Joaquin County) (San Joaquin <br /> 8-hour 6 ppm County) <br /> Tahoe) (7 mg/m3) <br /> Annual 0.053 ppm Unclassified/ <br /> Nitrogen Dioxide Arithmetic — — (100µg/m) Same as Attainment <br /> Mean Primary <br /> (NO2) Standard <br /> 1-hour 0.25 ppm Attainment — <br /> (470 lig/m) <br /> Annual 0.03 ppm <br /> Arithmetic — — (80µg/m) — <br /> Mean <br /> 0.04 ppin 0.14 ppm Unclassified <br /> Sulfur Dioxide 24-hour (05 µg/m3) Attainment (65 µg/m3) — <br /> (SO2) <br /> 0.5 ppm <br /> 3-hour — — — (1,300 µg/m3) <br /> 1-hour 0.25 ppm _ _ <br /> (655 vg/m) <br /> Annual <br /> Respirable Arithmetic 20 µg/m3' 50µg/mr t Same as Nonattainment <br /> Particulate Matter Mean Nonattamment Primary /Serious <br /> (PM10) Standard <br /> 24-hour 50 µg/m3 150 jig/m3' <br /> a Annual <br /> Arithmetic 12 µg/m3- No State 15 µg/m3 Same as <br /> Fine Particulate <br /> Mean Standard Prim Designation to <br /> Matter(PM2.5) Standard be Determined <br /> 24-hour 65 m <br /> No Separate µB/ 3 <br /> State Standard — <br /> 30-day 1.5 µg/m3 Attainment — — <br /> Average <br /> Lead a Same as <br /> µ8 <br /> Calendar No <br /> 1.5 m3 P Designation ation <br /> Quarter Standard <br /> Sulfates 24-hour 25 µg/m3 Attainment No <br /> 0.03 ppm Federal <br /> Hydrogen Sulfide 1-hour (42 µg/m) Unclassified Standards <br /> College Park at Mountain House Specific Plan III Draft EIR EDAW <br /> San Joaquin County 4.12-5 Air Quality <br />