Chapter 2 Maximum Peak 8-Hour Indicator by Air Basin Table 2-7 AIR BASIN 2001 Maximum Peak 8-Hour Indicator in parts per million Number of Days in 2001 above State 8-Hour Standard Number of Days in 2001 above National 8-Hour Standard Great Basin Valleys Air Basin 2.5 0 0 Lake County Air Basin Incomplete Data Incomplete Data Incomplete Data Lake Tahoe Air Basin 2.0 0 0 Mojave Desert Air Basin 4.8 0 0 Mountain Counties Air Basin 2.4 0 0 North Central Coast Air Basin 1.6 0 0 North Coast Air Basin 3.2 0 0 Northeast Plateau Air Basin Incomplete Data Incomplete Data Incomplete Data Sacramento Valley Air Basin 7.3 0 0 Salton Sea Air Basin 7.6 0 0 San Diego Air Basin 5.4 0 0 San Francisco Bay Area Air Basin 6.9 0 0 San Joaquin Valley Air Basin 6.4 0 0 South Central Coast Air Basin 3.1 0 0 South Coast Air Basin 11.2 0 0