2005 CO Air Quality Table "Table 2-18, Page 2-41" AIR BASIN 2005 Maximum Peak 8-Hour Indicator in parts per million Number of Days in 2005 above 8-Hour Standard State National Great Basin Valleys Air Basin No Data No Data No Data Lake County Air Basin No Data No Data No Data Lake Tahoe Air Basin No Data No Data No Data Mojave Desert Air Basin 1.9 0 0 Mountain Counties Air Basin 2.8 0 0 North Central Coast Air Basin 1.2 0 0 North Coast Air Basin 1.8 0 0 Northeast Plateau Air Basin No Data No Data No Data Sacramento Valley Air Basin 4.4 0 0 Salton Sea Air Basin 8.4 0 0 San Diego Air Basin 4.5 0 0 San Francisco Bay Area Air Basin 3.7 0 0 San Joaquin Valley Air Basin 3.7 0 0 South Central Coast Air Basin 1.9 0 0 South Coast Air Basin 7.1 0 0