8-Hour Ozone Maintenance Area/State/County Report
As of August 30, 2011
On June 8, 2007, the United States Court of Appeals vacated the Subpart 1 portion of the Phase 1 Rule (Court Order). The Subpart 1 areas in the Greenbook are listed as "Former Subpart 1" until reclassification of the areas is finalized. Proposed reclassifications were published on January 16, 2009 74 FR 2936
View Notes|
Area Name (Category/Classification) (P) = Part County
|
| Allegan Co, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Allegan Co [m*] |
| Allentown-Bethlehem-Easton, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Carbon Co [n*] |
| Lehigh Co [n*] |
| Northampton Co [n*] |
| Altoona, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Blair Co [n*] |
| Beaumont-Port Arthur, TX (Moderate) |
| TEXAS (Region VI) |
| Hardin Co [n*] |
| Jefferson Co [n*] |
| Orange Co [n*] |
| Benton Harbor, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Berrien Co |
| Benzie Co, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Benzie Co |
| Birmingham, AL (Former Subpart 1) |
| ALABAMA (Region IV) |
| Jefferson Co [m*] |
| Shelby Co [m*] |
| Canton-Massillon, OH (Former Subpart 1) |
| OHIO (Region V) |
| Stark Co [m*] |
| Cass Co, MI (Marginal) |
| MICHIGAN (Region V) |
| Cass Co |
| Charleston, WV (Former Subpart 1) |
| WEST VIRGINIA (Region III) |
| Kanawha Co [m*] |
| Putnam Co [m*] |
| Chicago-Gary-Lake County, IL-IN (Indiana portion) (Moderate) |
| INDIANA (Region V) |
| Lake Co [n*] |
| Porter Co [n*] |
| Cincinnati-Hamilton, OH-KY-IN (Former Subpart 1) |
| INDIANA (Region V) |
| Dearborn Co (P) [*] |
| Lawrenceburg Township |
| KENTUCKY (Region IV) |
| Boone Co [m*] |
| Campbell Co [m*] |
| Kenton Co [m*] |
| OHIO (Region V) |
| Butler Co [m*] |
| Clermont Co [m*] |
| Clinton Co [m*] |
| Hamilton Co [m*] |
| Warren Co [m*] |
| Clarksville-Hopkinsville, TN-KY (Former Subpart 1) |
| KENTUCKY (Region IV) |
| Christian Co |
| TENNESSEE (Region IV) |
| Montgomery Co |
| Clearfield and Indiana Cos, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Clearfield Co |
| Indiana Co [*] |
| Cleveland-Akron-Lorain, OH (Moderate) |
| OHIO (Region V) |
| Ashtabula Co [m*] |
| Cuyahoga Co [m*] |
| Geauga Co [m*] |
| Lake Co [m*] |
| Lorain Co [m*] |
| Medina Co [m*] |
| Portage Co [m*] |
| Summit Co [m*] |
| Columbus, OH (Former Subpart 1) |
| OHIO (Region V) |
| Delaware Co [m*] |
| Fairfield Co [*] |
| Franklin Co [m*] |
| Knox Co |
| Licking Co [m*] |
| Madison Co |
| Dayton-Springfield, OH (Former Subpart 1) |
| OHIO (Region V) |
| Clark Co [m*] |
| Greene Co [m*] |
| Miami Co [m*] |
| Montgomery Co [m*] |
| Detroit-Ann Arbor, MI (Marginal) |
| MICHIGAN (Region V) |
| Lenawee Co |
| Livingston Co [m*] |
| Macomb Co [m*] |
| Monroe Co [m*] |
| Oakland Co [m*] |
| St Clair Co [m*] |
| Washtenaw Co [m*] |
| Wayne Co [m*] |
| Door Co, WI (Former Subpart 1) |
| WISCONSIN (Region V) |
| Door Co [m*] |
| Erie, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Erie Co [n*] |
| Evansville, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Vanderburgh Co [m*] |
| Warrick Co [*] |
| Flint, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Genesee Co [m*] |
| Lapeer Co |
| Fort Wayne, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Allen Co |
| Franklin Co, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Franklin Co [n*] |
| Fredericksburg, VA (Moderate) |
| VIRGINIA (Region III) |
| Fredericksburg |
| Spotsylvania Co |
| Stafford Co [n*] |
| Grand Rapids, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Kent Co [m*] |
| Ottawa Co [m*] |
| Greene Co, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Greene Co |
| Greene Co, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Greene Co [n*] |
| Hancock, Knox, Lincoln & Waldo Cos, ME (Former Subpart 1) |
| MAINE (Region I) |
| Hancock Co (P) [m*] |
| Knox Co (P) [n*] |
| Lincoln Co (P) [n*] |
| Waldo Co (P) [m*] |
| (includes only the following town):Islesboro |
| Harrisburg-Lebanon-Carlisle, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Cumberland Co [n*] |
| Dauphin Co [n*] |
| Lebanon Co [n*] |
| Perry Co [n*] |
| Haywood and Swain Cos (Great Smoky NP), NC (Former Subpart 1) |
| NORTH CAROLINA (Region IV) |
| Haywood Co (P) |
| Great Smoky Mountain National Park |
| Swain Co (P) |
| Great Smoky Mountain National Park |
| Huntington-Ashland, WV-KY (Former Subpart 1) |
| KENTUCKY (Region IV) |
| Boyd Co [m*] |
| WEST VIRGINIA (Region III) |
| Cabell Co [m*] |
| Wayne Co [m*] |
| Huron Co, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Huron Co |
| Indianapolis, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Boone Co |
| Hamilton Co [*] |
| Hancock Co |
| Hendricks Co [*] |
| Johnson Co [*] |
| Madison Co |
| Marion Co [m*] |
| Morgan Co [*] |
| Shelby Co |
| Jackson Co, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Jackson Co |
| Johnstown, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Cambria Co [n*] |
| Kalamazoo-Battle Creek, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Calhoun Co |
| Kalamazoo Co |
| Van Buren Co |
| Kent and Queen Anne's Cos, MD (Marginal) |
| MARYLAND (Region III) |
| Kent Co [m*] |
| Queen Annes Co [m*] |
| Kewaunee Co, WI (Former Subpart 1) |
| WISCONSIN (Region V) |
| Kewaunee Co [m*] |
| Knoxville, TN (Former Subpart 1) |
| TENNESSEE (Region IV) |
| Anderson Co [*] |
| Blount Co [*] |
| Cocke Co (P) |
| (Great Smoky Mtn Park) |
| Jefferson Co |
| Knox Co [m*] |
| Loudon Co [*] |
| Sevier Co |
| La Porte, IN (Marginal) |
| INDIANA (Region V) |
| La Porte Co |
| Lancaster, PA (Marginal) |
| PENNSYLVANIA (Region III) |
| Lancaster Co [n*] |
| Lansing-East Lansing, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Clinton Co |
| Eaton Co |
| Ingham Co |
| Lima, OH (Former Subpart 1) |
| OHIO (Region V) |
| Allen Co |
| Louisville, KY-IN (Former Subpart 1) |
| INDIANA (Region V) |
| Clark Co [m*] |
| Floyd Co [m*] |
| KENTUCKY (Region IV) |
| Bullitt Co [m*] |
| Jefferson Co [m*] |
| Oldham Co [m*] |
| Macon, GA (Former Subpart 1) |
| GEORGIA (Region IV) |
| Bibb Co [*] |
| Monroe Co (P) [*] |
| Madison and Page Cos (Shenandoah NP), VA (Former Subpart 1) |
| VIRGINIA (Region III) |
| Madison Co (P) |
| Page Co (P) |
| Manitowoc Co, WI (Former Subpart 1) |
| WISCONSIN (Region V) |
| Manitowoc Co [m*] |
| Mason Co, MI (Former Subpart 1) |
| MICHIGAN (Region V) |
| Mason Co |
| Memphis, TN-AR (Moderate) |
| ARKANSAS (Region VI) |
| Crittenden Co |
| TENNESSEE (Region IV) |
| Shelby Co [m*] |
| Muncie, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Delaware Co |
| Murray Co (Chattahoochee Nat Forest), GA (Former Subpart 1) |
| GEORGIA (Region IV) |
| Murray Co (P) |
| Muskegon, MI (Marginal) |
| MICHIGAN (Region V) |
| Muskegon Co [m*] |
| Norfolk-Virginia Beach-Newport News (HR),VA (Marginal) |
| VIRGINIA (Region III) |
| Chesapeake [m*] |
| Gloucester Co |
| Hampton [m*] |
| Isle Of Wight Co |
| James City Co [m*] |
| Newport News [m*] |
| Norfolk [m*] |
| Poquoson [m*] |
| Portsmouth [m*] |
| Suffolk [m*] |
| Virginia Beach [m*] |
| Williamsburg [m*] |
| York Co [m*] |
| Parkersburg-Marietta, WV-OH (Former Subpart 1) |
| OHIO (Region V) |
| Washington Co [*] |
| WEST VIRGINIA (Region III) |
| Wood Co [m*] |
| Portland, ME (Marginal) |
| MAINE (Region I) |
| Androscoggin Co (P) [n*] |
| (includes only the following town): Durham |
| Cumberland Co (P) [n*] |
| Sagadahoc Co [n*] |
| York Co (P) [n*] |
| Raleigh-Durham-Chapel Hill, NC (Former Subpart 1) |
| NORTH CAROLINA (Region IV) |
| Chatham Co (P) |
| Baldwin Township, Center Township, New Hope Township, Williams Township |
| Durham Co [m*] |
| Franklin Co |
| Granville Co [m*] |
| Johnston Co |
| Orange Co |
| Person Co |
| Wake Co [m*] |
| Reading, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Berks Co [m*] |
| Richmond-Petersburg, VA (Marginal) |
| VIRGINIA (Region III) |
| Charles City Co [m*] |
| Chesterfield Co [m*] |
| Colonial Heights [m*] |
| Hanover Co [m*] |
| Henrico Co [m*] |
| Hopewell [m*] |
| Petersburg |
| Prince George Co |
| Richmond [m*] |
| Rocky Mount, NC (Former Subpart 1) |
| NORTH CAROLINA (Region IV) |
| Edgecombe Co |
| Nash Co |
| Scranton-Wilkes-Barre, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Lackawanna Co [n*] |
| Luzerne Co [n*] |
| Monroe Co [n*] |
| Wyoming Co [n*] |
| South Bend-Elkhart, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Elkhart Co [m*] |
| St Joseph Co [m*] |
| State College, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Centre Co |
| Steubenville-Weirton, OH-WV (Former Subpart 1) |
| OHIO (Region V) |
| Jefferson Co [m*] |
| WEST VIRGINIA (Region III) |
| Brooke Co [*] |
| Hancock Co [*] |
| Terre Haute, IN (Former Subpart 1) |
| INDIANA (Region V) |
| Vigo Co |
| Tioga Co, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Tioga Co |
| Toledo, OH (Former Subpart 1) |
| OHIO (Region V) |
| Lucas Co [m*] |
| Wood Co [m*] |
| Wheeling, WV-OH (Former Subpart 1) |
| OHIO (Region V) |
| Belmont Co [*] |
| WEST VIRGINIA (Region III) |
| Marshall Co [*] |
| Ohio Co [*] |
| York, PA (Former Subpart 1) |
| PENNSYLVANIA (Region III) |
| Adams Co [n*] |
| York Co [n*] |
| Youngstown-Warren-Sharon, OH-PA (Former Subpart 1) |
| OHIO (Region V) |
| Columbiana Co [m*] |
| Mahoning Co [m*] |
| Trumbull Co [m*] |
| PENNSYLVANIA (Region III) |
| Mercer Co [n*] |
Notes:
n = area
has whole or part county or counties in a previous 1-hr Ozone nonattainment
area (as of June 15, 2005) no longer subject to the 1-hour standard
m = area has whole or part county or counties in
a previous 1-hr Ozone maintenance area (as of June 15, 2005) no longer
subject to the 1-hour standard
* = area has
whole or part county or counties in a CO, PM-10, or PM-2.5 nonattainment or
maintenance area or previous 1-hr Ozone nonattainment or maintenance area
(as of June 15, 2005)
Details about the designations and
classifications of previous 1-hour ozone nonattainment and maintenance
areas can be found here.
Go Top
![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif)