Jump to main content or area navigation.

Contact Us

Area Designations for 1997 Fine Particle (PM2.5) Standards

Comparison of State Recommendations on PM2.5 to EPA Responses

State
Area Name
State Recommended Nonattainment Counties
EPA Recommended Nonattainment Counties
Final Designations
Alabama Birmingham, AL Jefferson Jefferson
Shelby
Walker
Jefferson
Shelby
Walker (P)
Chattanooga, TN-GA   Jackson Jackson (P)
Columbus, GA-AL Russell Lee
Russell
Russell
California Los Angeles–South Coast Air Basin, CA Los Angeles (P)
Orange
Riverside (P)
San Bernardino (P)
Los Angeles (P)
Orange
Riverside (P)
San Bernardino (P)
Los Angeles (P)
Orange
Riverside (P)
San Bernardino(P)
San Diego, CA San Diego San Diego San Diego
San Joaquin Valley, CA Fresno
Kern (P)
Kings
Madera
Merced
San Joaquin
Stanislaus
Tulare 
Fresno
Kern (P)
Kings
Madera
Merced
San Joaquin
Stanislaus
Tulare 
Fresno
Kern (P)
Kings
Madera
Merced
San Joaquin
Stanislaus
Tulare 
Connecticut New York–N. New Jersey–Long Island, NY-NJ-CT-PA   Fairfield
New Haven
Fairfield
New Haven
Delaware Philadelphia–Wilmington, PA-NJ-DE New Castle New Castle New Castle
District of Columbia Washington, DC-MD-VA District of Columbia District of Columbia District of Columbia
Georgia Athens, GA Clarke Clarke
Madison
Oconee
Clarke
Atlanta, GA Barrow
Bartow
Carroll
Cherokee
Clayton
Cobb
Coweta
De Kalb
Douglas
Fayette
Forsyth
Fulton
Gwinnett
Hall
Heard (P)
Henry
Newton
Paulding
Rockdale
Spalding
Walton
Barrow
Bartow
Carroll
Cherokee
Clayton
Cobb
Coweta
De Kalb
Douglas
Fayette
Forsyth
Fulton
Gwinnett
Hall
Heard (P)
Henry
Jasper
Newton
Paulding
Putnam
Rockdale
Spalding
Walton
Barrow
Bartow
Carroll
Cherokee
Clayton
Cobb
Coweta
DeKalb
Douglas
Fayette
Forsyth
Fulton
Gwinnett
Hall
Heard (P)
Henry
Newton
Paulding
Putnam (P)
Rockdale
Spalding
Walton
Chattanooga, TN-GA Walker Catoosa
Dade
Walker
Catoosa
Walker
Columbus, GA-AL   Harris
Muscogee
Muscogee
Floyd County, GA Floyd Floyd Floyd
Macon, GA Bibb Bibb
Monroe (P)
Bibb
Monroe (P)
Illinois Chicago–Gary–Lake County, IL-IN Cook
DuPage
Grundy (P)
Kane
Kendall (P)
Lake
McHenry
Will
Cook
DuPage
Grundy (P)
Kane
Kendall (P)
Lake
McHenry
Will
Cook
DuPage
Grundy (P)
Kane
Kendall (P)
Lake
McHenry
Will
St. Louis, MO-IL Madison
Monroe
St. Clair
Madison
Monroe
Randolph
St. Clair
Madison
Monroe
Randolph (P)
St. Clair
Indiana Chicago–Gary–Lake County, IL-IN Lake Lake
Porter
Lake
Porter
Cincinnati–Hamilton, OH-KY-IN   Dearborn (P) Dearborn (P)
Elkhart, IN Elkhart Elkhart
St. Joseph
Elkhart
St. Joseph
Evansville, IN-KY Dubois
Vanderburgh
Dubois
Gibson
Pike
Spencer
Vanderburgh
Warrick
Dubois
Gibson (P)
Pike (P)
Spencer (P)
Vanderburgh
Warrick
Indianapolis, IN Marion Hamilton
Hendricks
Johnson
Marion
Morgan
Hamilton
Hendricks
Johnson
Marion
Morgan
Louisville, KY-IN Clark Clark
Floyd
Jefferson
Clark
Floyd
Jefferson (P)
Kentucky Cincinnati–Hamilton, OH-KY-IN   Boone
Campbell
Kenton
Boone
Campbell
Kenton
Huntington–Ashland, WV- KY-OH   Boyd
Lawrence
Boyd
Lawrence (P)
Lexington, KY Fayette Clark
Fayette
Madison
Mercer
Woodford
Fayette
Mercer (P)
Louisville,  KY-IN Jefferson Bullitt
Jefferson
Bullitt
Jefferson
Maryland Baltimore, MD Anne Arundel
Baltimore City
Baltimore
Anne Arundel
Baltimore City
Baltimore
Carroll
Harford
Howard
Anne Arundel
Baltimore City
Baltimore
Carroll
Harford
Howard
Martinsburg–Hagerstown, MD-WV   Washington Washington
Washington, DC-MD-VA Prince George's Charles
Frederick
Montgomery
Prince George's
Charles
Frederick
Montgomery
Prince George's
Michigan Detroit–Ann Arbor, MI Monroe
Wayne
Livingston
Macomb
Monroe
Oakland
St. Clair
Washtenaw
Wayne
Livingston
Macomb
Monroe
Oakland
St. Clair
Washtenaw
Wayne
Missouri St. Louis,  MO-IL Franklin
Jefferson
St. Charles
St. Louis
St. Louis City
Franklin
Jefferson
St. Charles
St. Louis
St. Louis City
Franklin
Jefferson
St. Charles
St. Louis
St. Louis City
Montana Libby, MT Lincoln(P) Lincoln Lincoln (P)
New Jersey New York–N. New Jersey–Long Island, NY-NJ-CT-PA Bergen
Essex
Hudson
Mercer
Middlesex
Monmouth
Morris
Passaic
Somerset
Union
Bergen
Essex
Hudson
Mercer
Middlesex
Monmouth
Morris
Passaic
Somerset
Union
Bergen
Essex
Hudson
Mercer
Middlesex
Monmouth
Morris
Passaic
Somerset
Union
Philadelphia-Wilmington, PA-NJ-DE   Burlington
Camden
Gloucester
Burlington
Camden
Gloucester
New York New York–N. New Jersey–Long Island, NY-NJ-CT-PA Bronx
Kings
New York
Queens
Richmond
Bronx
Kings
Nassau
New York
Orange
Queens
Richmond
Rockland
Suffolk
Westchester
Bronx
Kings
Nassau
New York
Orange
Queens
Richmond
Rockland
Suffolk
Westchester
North Carolina Greensboro-Winston Salem–High Point, NC Davidson Davidson
Forsyth
Guilford      
Randolph
Stokes
Davidson
Guilford
Hickory–Morganton–Lenoir, NC Catawba (P) Burke (P)
Caldwell (P)
Catawba
Catawba
Ohio Canton–Masillon, OH Stark Stark Stark
Cincinnati–Hamilton, OH-KY-IN Butler
Clermont
Hamilton
Warren
Butler
Clermont
Hamilton
Warren
Butler
Clermont
Hamilton
Warren
Cleveland–Akron–Lorain, OH Cuyahoga
Lake
Lorain
Medina
Portage
Summit
Ashtabula
Cuyahoga
Geauga
Lake
Lorain
Medina
Portage
Summit
Ashtabula (P)
Cuyahoga
Lake
Lorain
Medina
Portage
Summit
Columbus, OH Delaware
Fairfield
Franklin
Licking
Coshocton
Delaware
Fairfield
Franklin
Licking
Coshocton (P)
Delaware
Fairfield
Franklin
Licking
Dayton-Springfield, OH Clark
Greene
Montgomery
Clark
Greene
Montgomery
Clark
Greene
Montgomery
Huntington–Ashland, WV-KY-OH Lawrence
Scioto
Adams
Gallia
Lawrence
Scioto
Adams (P)
Gallia (P)
Lawrence
Scioto
Parkersburg–Marietta, WV-OH   Washington Washington
Steubenville–Weirton, OH-WV Jefferson Jefferson Jefferson
Toledo, OH Lucas
Wood
Lucas
Wood
Lucas
Wood
Wheeling, WV-OH   Belmont Belmont
Youngstown–Warren–Sharon, OH-PA Columbiana
Mahoning
Trumbull
Columbiana
Mahoning
Trumbull
Columbiana
Mahoning
Trumbull
Pennsylvania Harrisburg–Lebanon–Carlisle, PA Cumberland
Dauphin
Cumberland
Dauphin
Lebanon
Cumberland
Dauphin
Lebanon
Johnstown, PA Cambria Cambria
Indiana
Cambria
Indiana (P)
Lancaster PA Lancaster Lancaster Lancaster
Philadelphia–Wilmington, PA-NJ-DE Chester
Delaware
Philadelphia
Bucks
Chester
Delaware
Montgomery
Philadelphia
Bucks
Chester
Delaware
Montgomery
Philadelphia
Pittsburgh, PA Allegheny
Beaver
Washington
Westmoreland
Allegheny
Armstrong
Beaver
Butler
Greene
Lawrence
Washington
Westmoreland 
Allegheny (P)
Armstrong (P)
Beaver
Butler
Greene (P)
Lawrence (P)
Washington
Westmoreland 
Pittsburgh-Liberty/Clairton, PA     Allegheny (P)
Reading, PA Berks Berks Berks
York,  PA York York York
Youngstown–Warren–Sharon, OH-PA   Mercer Mercer
Tennessee Chattanooga, TN-GA Hamilton Hamilton
Marion
Hamilton
Knoxville, TN Knox Anderson
Blount
Knox
Loudon
McMinn
Roane
Sevier
Anderson
Blount
Knox
Loudon
Roane (P)
Virginia Washington, DC-MD-VA   Alexandria
Arlington
Fairfax
Loudoun
Prince William
Falls Church
Manassas
Manassas Park
Fairfax City
Alexandria
Arlington
Fairfax
Loudoun
Prince William
Falls Church
Manassas
Manassas Park
Fairfax City
West Virginia Charleston, WV Kanawha
Putnam
Kanawha
Mason
Putnam
Kanawha
Putnam
Huntington–Ashland, WV-KY-OH Cabell
Wayne
Cabell
Wayne
Cabell
Wayne
Mason (P)
Marion County, WV Marion Harrison
Marion
Monongalia
Harrison (P)
Marion
Monongalia (P)
Martinsburg–Hagerstown, MD-WV Berkeley Berkeley Berkeley
Parkersburg–Marietta, WV-OH Wood Pleasants
Wood
Pleasants (P)
Wood
Steubenville–Weirton, OH-WV Brooke
Hancock
Brooke
Hancock
Brooke
Hancock
Wheeling, WV-OH Marshall
Ohio
Marshall
Ohio
Marshall
Ohio
Wisconsin Chicago, IL-IN-WI   Kenosha  

Unclassifiable Counties


State Area Unclassifiable Counties
Tennessee McMinn County, TN McMinn
South Carolina Greenville-Spartanburg, SC Anderson
Greenville
Spartanburg
Indiana Muncie, IN Delaware
Alabama Dekalb County, AL Dekalb
Gadsden, AL Etowah

Jump to main content.