## California Infrastructure SIP Emergency Episode Planning TSD

**Appendix A: California Air Quality Control Regions, Classifications, and Regulations** Last updated 9/30/2014

**AQCR (# of Districts) PM**  **SOx NO2**  **CO Ozone**  **District Regulation #**  **NAAQS Pollutants Covered Approved?**  **FR Citation FR Date**  Great Basin Valley

(1) III to I III III III III Great Basin Unified Rule 701 PM10, PM2.5 Pending Lake County

(1) II III III III III Lake n/a El Dorado (p) n/a Placer (p) n/a Santa Barbara (p) 7 Ozone, CO, SO2, PM10 Yes 47 FR 266186/21/1982 South Coast (p) 7 Ozone, CO, SO2, NO2, PM10 Yes 64 FR 143913/25/1999 Ventura 8 Ozone Yes 64 FR 133513/18/1999 Amador n/a Calaveras n/a El Dorado (p) n/a Mariposa n/a Northern Sierra n/a Placer (p) n/a Tuolumne n/a North Central Coast (1) II III III III I to III Monterey Bay Unified 7 Ozone Yes 52 FR 261487/13/1987
Mendocino n/a North Coast Unified n/a Northern Sonoma n/a Lassen n/a Modoc n/a Shasta (p) n/a Siskiy ou n/a Butte n/a Colusa n/a Feather River n/a Glenn n/a Sacramento Metro 7 Ozone, CO, PM10 Yes 65 FR 536029/5/2000 Shasta (p) n/a Tehama n/a Yolo-Solano 7 Ozone, CO No
San Diego (1) II III III I I San Diego 8 Ozone, CO Yes 64 FR 13351 47 FR 26619 43 FR 388263/18/1999

6/21/1982 8/31/1978 San Francisco Bay

Area (1) II II to III III I I Bay Area 4 Ozone, CO, SO2, PM10 Yes 55 FR 318338/6/1990 Eastern Kern (p) 6 Ozone, CO, PM10 Yes 47 FR 26619 45 FR 376896/21/1982

6/4/1980 San Joaquin Valley 6 Ozone, CO, SO2, PM10 Yes 71 FR 84612/17/2006 Santa Barbara (p) 7 Ozone, CO, SO2, PM10 Yes 47 FR 266186/21/1982 San Luis Obispo n/a Antelope Valley 7 Ozone, CO, SO2, NO2, PM10 Yes 68 FR 109663/7/2003 Eastern Kern (p) 6 Ozone, CO, PM10 Yes 47 FR 26619 45 FR 376896/21/1982

6/4/1980 Imperial 6 Ozone Yes 46 FR 8472 1/27/1981
Mojave Desert 7-(Riverside Co.)

7-(San Bern. Co.)Ozone Yes (both Co.)45 FR 37428 47 FR 26618 45 FR 374286/3/1980

6/21/1982 6/3/1980 South Coast (p) 7 Ozone, CO, SO2, NO2, PM10 Yes 64 FR 143913/25/1999
(p) = portion of district n/a = polllutant-specific emergency episode contingency

plan does not appear on Region 9 EPA website of the California SIP (http://y osemite.epa.gov/r9/r9sips.nsf/Casips?readform&count=100&state=California) nor in California Air Resource Board website of District Rules (http://www.arb.ca.gov/drdb/drdbltxt.htm) = California's request to reclassify to Priority

III proposed to be granted; proposed change in Priority classification shown in table = California's request to reclassify to Priority

III proposed to be denied; also indicates districts within AQCR with 1-hour ozone reading above 0.10 ppm during 2011-2013 = EPA proposed reclassification; proposed change in Priority classification shown in table I II III III I

III III

III III III I Metropolitan Los Angeles (3) **Classification at 40 CFR 52.221 (Priority I, IA, II, or III)**

I I III III II **District Regulations SIP Approval** 

I II to III I to III I I

I Lake Tahoe (2) II III III I I to III

North Coast (3) II III III III III Mountain Counties (7)

Southeast Desert (5) Sacramento Valley

(8)

III Northeast Plateau (4) III III III III III

San Joaquin Valley

(2) I to II III III I I

South Central Coast (2) III III