Federal (United States) · Regulations

Subpart B — Designation of Air Quality Control Regions

246 sections

40 C.F.R. § 81.11Scope.
40 C.F.R. § 81.12National Capital Interstate Air Quality Control Region (District of Columbia, Maryland, and Virginia).
40 C.F.R. § 81.13New Jersey-New York-Connecticut Interstate Air Quality Control Region.
40 C.F.R. § 81.14Metropolitan Chicago Interstate Air Quality Control Region.
40 C.F.R. § 81.15Metropolitan Philadelphia Interstate Air Quality Control Region (Pennsylvania-New Jersey-Delaware).
40 C.F.R. § 81.16Metropolitan Denver Intrastate Air Quality Control Region.
40 C.F.R. § 81.17Metropolitan Los Angeles Air Quality Control Region.
40 C.F.R. § 81.18Metropolitan St. Louis Interstate Air Quality Control Region.
40 C.F.R. § 81.19Metropolitan Boston Intrastate Air Quality Control Region.
40 C.F.R. § 81.20Metropolitan Cincinnati Interstate Air Quality Control Region.
40 C.F.R. § 81.21San Francisco Bay Area Intrastate Air Quality Control Region.
40 C.F.R. § 81.22Greater Metropolitan Cleveland Intrastate Air Quality Control Region.
40 C.F.R. § 81.23Southwest Pennsylvania Intrastate Air Quality Control Region.
40 C.F.R. § 81.24Niagara Frontier Intrastate Air Quality Control Region.
40 C.F.R. § 81.25Metropolitan Kansas City Interstate Air Quality Control Region.
40 C.F.R. § 81.26Hartford-New Haven-Springfield Interstate Air Quality Control Region.
40 C.F.R. § 81.27Minneapolis-St. Paul Intrastate Air Quality Control Region.
40 C.F.R. § 81.28Metropolitan Baltimore Intrastate Air Quality Control Region.
40 C.F.R. § 81.29Metropolitan Indianapolis Intrastate Air Quality Control Region.
40 C.F.R. § 81.30Southeastern Wisconsin Intrastate Air Quality Control Region.
40 C.F.R. § 81.31Metropolitan Providence Interstate Air Quality Control Region.
40 C.F.R. § 81.32Puget Sound Intrastate Air Quality Control Region.
40 C.F.R. § 81.33Steubenville-Weirton-Wheeling Interstate Air Quality Control Region.
40 C.F.R. § 81.34Metropolitan Dayton Intrastate Air Quality Control Region.
40 C.F.R. § 81.35Louisville Interstate Air Quality Control Region.
40 C.F.R. § 81.36Maricopa Intrastate Air Quality Control Region.
40 C.F.R. § 81.37Metropolitan Detroit-Port Huron Intrastate Air Quality Control Region.
40 C.F.R. § 81.38Metropolitan Houston-Galveston Intrastate Air Quality Control Region.
40 C.F.R. § 81.39Metropolitan Dallas-Fort Worth Intrastate Air Quality Control Region.
40 C.F.R. § 81.40Metropolitan San Antonio Intrastate Air Quality Control Region.
40 C.F.R. § 81.41Metropolitan Birmingham Intrastate Air Quality Control Region.
40 C.F.R. § 81.42Chattanooga Interstate Air Quality Control Region.
40 C.F.R. § 81.43Metropolitan Toledo Interstate Air Quality Control Region.
40 C.F.R. § 81.44Metropolitan Memphis Interstate Air Quality Control Region.
40 C.F.R. § 81.45Metropolitan Atlanta Intrastate Air Quality Control Region.
40 C.F.R. § 81.46U.S. Virgin Islands Air Quality Control Region.
40 C.F.R. § 81.47Central Oklahoma Intrastate Air Quality Control Region.
40 C.F.R. § 81.48Champlain Valley Interstate Air Quality Control Region.
40 C.F.R. § 81.49Southeast Florida Intrastate Air Quality Control Region.
40 C.F.R. § 81.50Metropolitan Omaha-Council Bluffs Interstate Air Quality Control Region.
40 C.F.R. § 81.51Portland Interstate Air Quality Control Region.
40 C.F.R. § 81.52Wasatch Front Intrastate Air Quality Control Region.
40 C.F.R. § 81.53Southern Louisiana-Southeast Texas Interstate Air Quality Control Region.
40 C.F.R. § 81.54Cook Inlet Intrastate Air Quality Control Region.
40 C.F.R. § 81.55Northeast Pennsylvania-Upper Delaware Valley Interstate Air Quality Control Region.
40 C.F.R. § 81.57Eastern Tennessee-Southwestern Virginia Interstate Air Quality Control Region.
40 C.F.R. § 81.58Columbus (Georgia)-Phenix City (Alabama) Interstate Air Quality Control Region.
40 C.F.R. § 81.59Cumberland-Keyser Interstate Air Quality Control Region.
40 C.F.R. § 81.60Duluth (Minnesota)-Superior (Wisconsin) Interstate Air Quality Control Region.
40 C.F.R. § 81.61Evansville (Indiana)-Owensboro-Henderson (Kentucky) Interstate Air Quality Control Region.
40 C.F.R. § 81.62Northeast Mississippi Intrastate Air Quality Control Region.
40 C.F.R. § 81.63Metropolitan Fort Smith Interstate Air Quality Control Region.
40 C.F.R. § 81.64Huntington (West Virginia)-Ashland (Kentucky)-Portsmouth-Ironton (Ohio) Interstate Air Quality Control Region.
40 C.F.R. § 81.65Joplin (Missouri)-Northeast Oklahoma Interstate Air Quality Control Region.
40 C.F.R. § 81.66Southeast Minnesota-La Crosse (Wisconsin) Interstate Air Quality Control Region.
40 C.F.R. § 81.67Lake Michigan Intrastate Air Quality Control Region.
40 C.F.R. § 81.68Mobile (Alabama)-Pensacola-Panama City (Florida)-Southern Mississippi Interstate Air Quality Control Region.
40 C.F.R. § 81.69Paducah (Kentucky)-Cairo (Illinois) Interstate Air Quality Control Region.
40 C.F.R. § 81.70Parkersburg (West Virginia)-Marietta (Ohio) Interstate Air Quality Control Region.
40 C.F.R. § 81.71Rockford (Illinois)-Janesville-Beloit (Wisconsin) Interstate Air Quality Control Region.
40 C.F.R. § 81.72Tennessee River Valley (Alabama)-Cumberland Mountains (Tennessee) Interstate Air Quality Control Region.
40 C.F.R. § 81.73South Bend-Elkhart (Indiana)-Benton Harbor (Michigan) Interstate Air Quality Control Region.
40 C.F.R. § 81.74Northwest Pennsylvania-Youngstown Interstate Air Quality Control Region.
40 C.F.R. § 81.75Metropolitan Charlotte Interstate Air Quality Control Region.
40 C.F.R. § 81.76State of Hawaii Air Quality Control Region.
40 C.F.R. § 81.77Puerto Rico Air Quality Control Region.
40 C.F.R. § 81.78Metropolitan Portland Intrastate Air Quality Control Region.
40 C.F.R. § 81.79Northeastern Oklahoma Intrastate Air Quality Control Region.
40 C.F.R. § 81.80Las Vegas Intrastate Air Quality Control Region.
40 C.F.R. § 81.81Merrimack Valley-Southern New Hampshire Interstate Air Quality Control Region.
40 C.F.R. § 81.82El Paso-Las Cruces-Alamogordo Interstate Air Quality Control Region.
40 C.F.R. § 81.83Albuquerque-Mid Rio Grande Intrastate Air Quality Control Region.
40 C.F.R. § 81.84Metropolitan Fargo-Moorhead Interstate Air Quality Control Region.
40 C.F.R. § 81.85Metropolitan Sioux Falls Interstate Air Quality Control Region.
40 C.F.R. § 81.86Metropolitan Sioux City Interstate Air Quality Control Region.
40 C.F.R. § 81.87Metropolitan Boise Intrastate Air Quality Control Region.
40 C.F.R. § 81.88Billings Intrastate Air Quality Control Region.
40 C.F.R. § 81.89Metropolitan Cheyenne Intrastate Air Quality Control Region.
40 C.F.R. § 81.90Androscoggin Valley Interstate Air Quality Control Region.
40 C.F.R. § 81.91Jacksonville (Florida)-Brunswick (Georgia) Interstate Air Quality Control Region.
40 C.F.R. § 81.92Monroe (Louisiana)—El Dorado (Arkansas) Interstate Air Quality Control Region.
40 C.F.R. § 81.93Hampton Roads Intrastate Air Quality Control Region.
40 C.F.R. § 81.94Shreveport-Texarkana-Tyler Interstate Air Quality Control Region.
40 C.F.R. § 81.95Central Florida Intrastate Air Quality Control Region.
40 C.F.R. § 81.96West Central Florida Intrastate Air Quality Control Region.
40 C.F.R. § 81.97Southwest Florida Intrastate Air Quality Control Region.
40 C.F.R. § 81.98Burlington-Keokuk Interstate Air Quality Control Region.
40 C.F.R. § 81.99New Mexico Southern Border Intrastate Air Quality Control Region.
40 C.F.R. § 81.100Eastern Washington-Northern Idaho Interstate Air Quality Control Region.
40 C.F.R. § 81.101Metropolitan Dubuque Interstate Air Quality Control Region.
40 C.F.R. § 81.102Metropolitan Quad Cities Interstate Air Quality Control Region.
40 C.F.R. § 81.104Central Pennsylvania Intrastate Air Quality Control Region.
40 C.F.R. § 81.105South Central Pennsylvania Intrastate Air Quality Control Region.
40 C.F.R. § 81.106Greenville-Spartanburg Intrastate Air Quality Control Region.
40 C.F.R. § 81.107Greenwood Intrastate Air Quality Control Region.
40 C.F.R. § 81.108Columbia Intrastate Air Quality Control Region.
40 C.F.R. § 81.109Florence Intrastate Air Quality Control Region.
40 C.F.R. § 81.110Camden-Sumter Intrastate Air Quality Control Region.
40 C.F.R. § 81.111Georgetown Intrastate Air Quality Control Region.
40 C.F.R. § 81.112Charleston Intrastate Air Quality Control Region.