2024 | Pollution Index | United States 🇺🇸

Alabama

D

Decatur Dothan

E

Enterprise

F

Florence

G

Gadsden Guntersville

H

Huntsville

M

Mobile Montgomery

O

Orange Beach

P

Prattville

T

Tuscaloosa

A

Auburn

B

Bay Minette Birmingham

Alaska

D

Dillingham

F

Fairbanks

H

Haines

J

Juneau

K

Ketchikan Kodiak

N

Ninilchik Nome

P

Palmer

S

Sitka

V

Valdez

W

Wasilla

A

Anchorage

B

Bethel

Arizona

P

Payson Peoria Phoenix Prescott

C

Cave Creek Chandler Cottonwood

D

Douglas

F

Flagstaff

G

Gilbert Glendale Green Valley

K

Kingman

L

Lake Havasu City

M

Maricopa Mesa

N

Nogales

Q

Queen Creek

S

Scottsdale Sierra Vista Surprise

T

Tempe Tucson

Y

Yuma

A

Avondale

B

Bullhead City

Arkansas

C

Cabot Conway

E

El Dorado

F

Fayetteville Fort Smith

H

Harrison Hot Springs

J

Jonesboro

L

Little Rock

M

Melbourne Mena Monticello Mountain Home

R

Rogers Russellville

T

Texarkana

B

Bentonville

California

L

La Quinta Laguna Niguel Lake Elsinore Lake Forest Lancaster Livermore Lompoc Long Beach Los Angeles Los Banos Los Gatos

S

Sacramento Salinas San Bernardino San Clemente San Diego San Dimas San Francisco San Jose San Leandro San Luis Obispo San Marcos San Mateo San Rafael San Ramon Santa Ana Santa Barbara Santa Clara Santa Clarita Santa Cruz Santa Maria Santa Monica Santa Rosa Saratoga Shasta Lake Simi Valley Sonora Stanford Stockton Sunnyvale Susanville

C

Camarillo Canyon Lake Carlsbad Carson Castro Valley Cerritos Chester Chico Chula Vista Citrus Heights Concord Corona Costa Mesa Cupertino

D

Danville Davis Downey

E

El Cajon El Centro El Cerrito Encinitas Escondido Eureka

F

Fairfield Fallbrook Fontana Fortuna Foster City Fremont Fresno Fullerton

G

Garberville Garden Grove Gilroy Glendale Glendora Grass Valley

H

Hayward Hemet Hermosa Beach Highland Huntington Beach Huntington Park

I

Indio Irvine

M

Madera Manhattan Beach Manteca Marina Martinez Menifee Menlo Park Merced Mission Viejo Modesto Monrovia Monterey Monterey Park Mountain View Murrieta

N

Napa Newport Beach Norwalk

O

Oakland Oceanside Ojai Ontario Oroville Oxnard

P

Palm Springs Palmdale Palo Alto Paradise Pasadena Paso Robles Petaluma Pleasant Hill Pleasanton Pomona Porter

R

Rancho Cucamonga Rancho Palos Verdes Rancho Santa Margarita Redding Redlands Redondo Beach Redwood City Ridgecrest Riverside Rocklin Roseville

T

Tehachapi Temecula Thousand Oaks Torrance Tracy Truckee Tulare Turlock Tustin

U

Ukiah Upland

V

Vacaville Vallejo Valley Center Ventura Victorville Visalia Vista

W

Walnut Walnut Creek Watsonville Weed West Hollywood Westminster

Y

Yorba Linda Yreka Yuba City Yucaipa Yucca Valley

A

Adelanto Agoura Hills Alameda Alhambra Aliso Viejo Anaheim Antioch Apple Valley Arroyo Grande Atascadero Auburn

B

Bakersfield Belmont Berkeley Beverly Hills Brea Brentwood Burbank

Colorado

C

Cañon City Castle Rock Colorado Springs

D

Denver Durango

F

Fort Collins

G

Grand Junction Greeley

H

Highlands Ranch

L

Lafayette Lake City Longmont Loveland

M

Monument

P

Pueblo

T

Thornton

A

Aspen Aurora Avon

B

Boulder Breckenridge Broomfield

Connecticut

D

Danbury

F

Fairfield Farmington

G

Greenwich Groton

H

Hartford

M

Mansfield Middletown

N

New Britain New Haven Norwalk Norwich

P

Putnam

R

Ridgefield Rocky Hill

S

Stamford

T

Torrington Trumbull

W

Wallingford Waterbury West Hartford Westport Windsor

B

Bridgeport

Delaware

D

Dover

M

Middletown

N

New Castle Newark

R

Rehoboth Beach

W

Wilmington

District of Columbia

W

Washington

Florida

C

Cape Canaveral Cape Coral Clearwater Clewiston Coral Springs Crestview Cutler Bay

D

Davenport Daytona Beach Deerfield Beach DeFuniak Springs DeLand Delray Beach Deltona Destin

F

Fort Lauderdale Fort Myers Fort Pierce Fort Walton Beach

G

Gainesville

H

Hernando Hialeah Hollywood Homestead

I

Inverness

J

Jacksonville Jupiter

K

Key West Kissimmee

L

Lake City Lake Worth Beach Lakeland

M

Marathon Melbourne Miami Middleburg Milton

N

Naples New Port Richey New Smyrna Beach Niceville

O

Ocala Orlando

P

Palatka Palm Bay Palm Coast Palmetto Panama City Pembroke Pines Pensacola Pinellas Park Plantation Port St. Lucie

S

Safety Harbor Sarasota Satellite Beach Sebring Seminole Spring Hill St. Augustine St. Petersburg Stuart Sunny Isles Beach

T

Tallahassee Tampa The Villages Titusville

V

Venice Vero Beach

W

West Palm Beach Weston Winter Haven

Z

Zephyrhills

A

Apopka

B

Beverly Hills Boca Raton Boynton Beach Bradenton

Georgia

C

Cartersville Cedartown Clarkston Columbus Cumming

D

Dalton Duluth

E

Evans

F

Fayetteville Forsyth

G

Gainesville

H

Hinesville

K

Kennesaw

L

Lawrenceville

M

Macon Marietta Milledgeville Moultrie

N

Newnan Norcross

P

Peachtree City

R

Rome

S

Savannah Smyrna Statesboro Suwanee

V

Valdosta

W

Warner Robins Waycross Woodstock

A

Acworth Albany Alpharetta Athens Atlanta Augusta

B

Brunswick Buford

Hawaii

H

Hilo Honolulu

K

Kahului Kailua Kaneohe

L

Lahaina Lihue

P

Pearl City Pukalani

W

Wailuku Waipahu

Idaho

C

Coeur d'Alene

D

Driggs

H

Hailey

I

Idaho Falls

M

Moscow

N

Nampa

P

Pocatello

S

Sandpoint

T

Twin Falls

B

Boise

Illinois

C

Carbondale Champaign Chicago Crystal Lake

D

Decatur Des Plaines

E

Edwardsville Elgin Evanston

G

Galesburg Geneva

L

La Grange Park Libertyville Lisle Lombard

M

Marion McHenry Moline Mundelein Murphysboro

N

Naperville Normal

O

O'Fallon Oak Lawn Oak Park Ottawa

P

Palatine Peoria Plainfield

Q

Quincy

R

Robinson Rock Island Rockford

S

Schaumburg Spring Valley Springfield St. Charles Streamwood

U

Urbana

W

Waukegan Wheaton Woodstock

Y

Yorkville

Z

Zion

A

Addison Alton Arlington Heights Aurora

B

Barrington Batavia Belleville Berwyn Bloomington Bolingbrook Bourbonnais Bradley Buffalo Grove

Indiana

C

Carmel Columbus Connersville Crawfordsville Crown Point

E

East Chicago Elkhart Evansville

F

Fort Wayne

G

Gary Greenfield Greenwood

I

Indianapolis

J

Jeffersonville

K

Kokomo

L

La Porte Lafayette

M

Merrillville Muncie

S

South Bend

T

Tell City Terre Haute

V

Valparaiso

W

Warsaw West Lafayette

A

Anderson Angola Avon

B

Bloomington

Iowa

C

Cedar Rapids Clarinda Clear Lake Clinton

D

Davenport Des Moines Dubuque

I

Iowa City

L

Lake City

M

Muscatine

S

Sheldon Sioux City

U

Urbandale

W

Waterloo

A

Ames Ankeny

B

Burlington

Kansas

D

Dodge City

E

Emporia

F

Fort Scott

H

Hays Haysville Hutchinson

I

Iola

K

Kansas City

L

Lawrence

M

Manhattan

O

Overland Park

P

Paola

S

Salina

T

Topeka

W

Wichita

Kentucky

C

Corbin

E

Edgewood Elizabethtown

F

Florence Frankfort

G

Georgetown

H

Hazard

L

Lexington London Louisville

N

Nicholasville

O

Owensboro

P

Paducah Pikeville

R

Richmond

S

Somerset

V

Versailles

A

Arlington

B

Bowling Green

Louisiana

C

Covington

G

Gonzales

H

Hammond Houma

L

Lafayette Lake Charles

M

Mandeville Monroe Morgan City

N

New Orleans

S

Shreveport

A

Alexandria

B

Baton Rouge

Maine

E

Eliot Ellsworth

L

Lewiston Long Island

P

Portland Presque Isle

S

South Portland

W

Willimantic

Y

York

A

Augusta

B

Bangor Bar Harbor Brunswick

Maryland

C

California Chevy Chase College Park Columbia Cumberland

E

Easton Elkton

F

Frederick

G

Gaithersburg Germantown

H

Hagerstown Hyattsville

L

Laurel Lexington Park

N

North East

O

Owings Mills

R

Rockville

S

Salisbury Severn Silver Spring

T

Temple Hills

U

Upper Marlboro

W

Waldorf Westminster

A

Abingdon Annapolis

B

Baltimore Bethesda Bowie

Massachusetts

E

Everett

F

Fall River Framingham

G

Gloucester

H

Hudson

L

Leominster Longmeadow Lowell Lynn

M

Malden Marlborough Medford

N

Natick New Bedford Newton Northampton

P

Pittsfield

Q

Quincy

S

Salem Somerville Southbridge Springfield

T

Taunton

W

Wakefield Waltham Westborough Westfield Worcester

A

Acton Amherst Andover Ashland Attleboro

B

Barnstable Bedford Boston Bourne Burlington

C

Cambridge

Michigan

C

Chesterfield Clinton Township Commerce Charter Township

D

Detroit

E

East Lansing Eastpointe

F

Farmington Hills Flint Fowlerville

G

Grand Rapids

H

Holland Houghton Huntington Woods

I

Ironwood

K

Kalamazoo

L

Lake Lansing Livonia Ludington

M

Macomb Madison Heights Marquette Menominee Midland Monroe Mount Pleasant Muskegon

N

Niles Novi

O

Owosso

P

Petoskey Plymouth Pontiac Port Huron

R

Rochester Rockford Royal Oak

S

Saginaw Saint Johns Shelby Township Southfield St. Joseph Sterling Heights

T

Three Rivers Traverse City Troy

W

Warren Waterford Township Wyandotte

Y

Ypsilanti

A

Adrian Allegan Alpena Ann Arbor

B

Battle Creek Big Rapids Birch Run Bloomfield Hills

Minnesota

C

Coon Rapids

D

Duluth

E

Eagan Eden Prairie

H

Hopkins

M

Mankato Minneapolis

N

Northfield

O

Otsego

R

Rochester

S

Saint Paul St. Cloud Stillwater

W

Winona

A

Albert Lea Alexandria Apple Valley Austin

B

Bemidji Brainerd

Mississippi

C

Cleveland Collins

G

Gulfport

H

Hattiesburg

J

Jackson

O

Ocean Springs Oxford

P

Pontotoc

S

Southaven Starkville

T

Tupelo

B

Biloxi

Missouri

C

Cape Girardeau Chesterfield Columbia

E

Eldon

F

Farmington

H

Houston

I

Independence

J

Jefferson City Joplin

K

Kansas City Kirksville

M

Monett

N

Neosho

O

O'Fallon

R

Rolla

S

Saint Charles Saint Joseph Sedalia Springfield St. Louis

W

Warrensburg Webb City West Plains

B

Branson Brookfield

Montana

C

Cut Bank

G

Great Falls

H

Hamilton Helena

K

Kalispell

M

Missoula

P

Polson

B

Billings Bozeman Butte

Nebraska

G

Grand Island

H

Hyannis

K

Kearney

L

Lincoln

N

North Platte

O

Omaha

S

Scottsbluff

B

Bellevue

Nevada

D

Dayton

E

Elko

H

Henderson

L

Las Vegas

M

Mesquite

P

Pahrump

R

Reno

W

Winnemucca

C

Carson City

New Hampshire

C

Concord

D

Dover

H

Hampton Hanover

K

Keene

L

Littleton

M

Manchester

N

Nashua

P

Portsmouth

W

Whitefield

New Jersey

C

Camden Cherry Hill Clifton Cranford Cresskill

E

East Orange East Rutherford Edison Elizabeth

F

Flemington Fort Lee

H

Hackensack Hoboken

J

Jersey City

L

Long Branch

M

Middlesex Middletown Township Montclair Morristown

N

Newark Newton North Brunswick Township

O

Old Bridge

P

Parsippany-Troy Hills Passaic Paterson Phillipsburg Piscataway Princeton

R

Ramsey Red Bank Ridgewood Rutherford

S

Sayreville Summit

T

Teaneck Toms River Trenton

W

West Caldwell West New York Woodbridge Township

A

Atlantic City

B

Barnegat Township Bayonne Beach Haven Bedminster Berkeley Heights Bloomfield Bridgewater

New Mexico

C

Carlsbad Clovis

F

Farmington

G

Gallup

L

Las Cruces Los Alamos

S

Santa Fe Silver City

T

Taos

A

Alamogordo Albuquerque Artesia

New York

N

New City New Paltz New Rochelle New York Niagara Falls Norwich Nyack

C

Cedarhurst Cobleskill Congers Corning

E

East Hampton East Northport Elmira

F

Flanders

G

Garden City

H

Hempstead Hilton

I

Islip Ithaca

J

Jamestown

K

Kings Park Kingston

M

Massapequa Mount Vernon

O

Oneonta Oyster Bay

P

Plattsburgh Port Jefferson Station Poughkeepsie

Q

Queensbury

R

Rochester

S

Saratoga Springs Schenectady Smithtown Southampton Syracuse

T

Troy

U

Uniondale Utica

W

Waccabuc Watertown Webster Westhampton Beach White Plains Woodbury

Y

Yonkers

A

Albany Amherst

B

Bergen Binghamton Brookhaven Buffalo

North Carolina

C

Cape Carteret Cary Chapel Hill Charlotte Clayton Concord

D

Durham

F

Fayetteville Fuquay-Varina

G

Gastonia Goldsboro Greensboro Greenville

H

Havelock Hickory High Point

J

Jacksonville

K

Kernersville

L

Lumberton

M

Mooresville Morrisville

N

New Bern

P

Pinehurst

R

Raleigh Rocky Mount

S

Sanford Shelby Spruce Pine Sylva

W

Wilmington Winston-Salem

A

Asheville

B

Boone Brevard Burnsville

North Dakota

D

Dickinson

F

Fargo

G

Grand Forks

M

Minot

W

Watford City Williston

B

Bismarck

Ohio

C

Cambridge Canton Cincinnati Cleveland Columbus

D

Dayton Delaware Dublin

F

Fairborn

G

Greenfield

H

Hamilton

K

Kent

L

Lewis Center Lima Lorain

M

Mansfield Mason Medina Mentor Middletown Millersburg

N

Newton Falls

P

Parma Perrysburg Portsmouth

S

Salem Sandusky Springfield Streetsboro Sylvania

T

Tiffin Toledo

V

Van Wert

W

Wadsworth Westerville Willoughby Wilmington Wooster

Y

Youngstown

Z

Zanesville

A

Akron Archbold Ashland Athens

B

Bowling Green

Oklahoma

D

Duncan Durant

E

Edmond

G

Guymon

L

Lawton

M

McAlester Muskogee

N

Norman

O

Oklahoma City

P

Ponca City

S

Stillwater

T

Tulsa

Y

Yukon

A

Ada

Oregon

C

Coos Bay Corvallis

E

Eugene

G

Grants Pass Gresham

H

Hermiston Hillsboro

K

Klamath Falls

L

Lake Oswego

M

McMinnville Medford

N

Newberg Newport

P

Portland Prineville

R

Roseburg

S

Salem Seaside Springfield

T

The Dalles Tualatin

A

Albany Ashland Astoria

B

Baker City Beaverton Bend Brookings

Pennsylvania

P

Perkasie Philadelphia Pittsburgh

C

Carlisle Clearfield Cranberry Township

D

Downingtown Doylestown

E

Erie

G

Greensburg Greenville

H

Harrisburg Honesdale

J

Johnstown

L

Lancaster Lansdale Levittown Lewisburg

M

Mansfield Matamoras Meadville Mechanicsburg Media Milford Morrisville

N

New Castle

R

Reading Royersford

S

Scranton State College Stroudsburg

W

Wayne West Chester Wilkes-Barre Williamsport

Y

York

A

Albrightsville Allentown Altoona

B

Bethlehem Bradford

Rhode Island

C

Cumberland

E

East Providence

N

Newport

P

Pawtucket Providence

W

West Warwick Woonsocket

South Carolina

C

Charleston Clemson Columbia Conway

F

Florence

G

Goose Creek Greenville Greenwood

H

Hartsville Hilton Head Island

M

Moncks Corner Myrtle Beach

N

North Charleston

R

Rock Hill

S

Simpsonville Spartanburg Summerville Sumter

A

Aiken Anderson

B

Beaufort

South Dakota

P

Pierre

R

Rapid City

S

Sioux Falls Spearfish

W

Watertown

Y

Yankton

A

Aberdeen

Tennessee

C

Chattanooga Clarksville Cleveland Clifton Columbia Cookeville

F

Franklin

G

Germantown

J

Jackson Johnson City

K

Kingsport Knoxville

M

Manchester Memphis Morristown Murfreesboro

N

Nashville

S

Sevierville Spring Hill

T

Tullahoma

U

Union City

A

Athens

B

Brentwood

Texas

H

Harlingen Houston Huntsville

S

San Angelo San Antonio San Marcos Sherman Spring Sugar Land

D

Dallas Del Rio Denton

C

College Station Conroe Coppell Corpus Christi

E

El Paso

F

Fort Worth Fredericksburg Frisco Fulshear

G

Galveston Garland Granbury Grapevine Greenville

I

Irving

K

Katy Keller Killeen Kyle

L

Laredo League City Leander Lewisville Livingston Llano Longview Lubbock Lufkin

M

Mansfield McAllen McKinney Midland Midlothian Mission

N

Nacogdoches New Braunfels

O

Odessa

P

Palestine Plano

R

Rockwall Round Rock

T

Taylor Temple Texarkana Texas City The Woodlands Tyler

V

Victoria

W

Waco Weatherford Weslaco Wichita Falls Wylie

A

Abilene Allen Alvin Amarillo Angleton Anna Arlington Austin

B

Baytown Beaumont Brownsville Bulverde

Utah

L

Lehi Logan

V

Vineyard

M

Moab

O

Ogden Orem

P

Park City

R

Riverton Roy

S

Salt Lake City Spanish Fork St. George

T

Tooele

B

Brigham City

C

Cedar City

Vermont

M

Montpelier

R

Rutland

S

Saint Albans City

B

Burlington

Virginia

D

Danville

F

Fairfax Fredericksburg

G

Gainesville

H

Hampton Harrisonburg Herndon

L

Leesburg Lynchburg

M

Manassas McLean Mechanicsville Midlothian Montross

N

Newport News Norfolk

R

Reston Richmond Roanoke Round Hill

S

South Riding Springfield Staunton Sterling Suffolk

V

Virginia Beach

W

Warrenton Waynesboro Williamsburg Winchester Woodbridge Wytheville

Y

Yorktown

A

Abingdon Alexandria Arlington Ashburn

B

Blacksburg Bristol

C

Centreville Chantilly Charlottesville Chesapeake Christiansburg

Washington

C

Chelan Clarkston

E

Eastsound Ellensburg Everett

F

Federal Way

G

Gig Harbor Grandview

I

Issaquah

K

Kennewick Kent

L

Lacey Lakewood Longview Lynden Lynnwood

M

Maple Valley Moses Lake Mount Vernon

O

Oak Harbor Ocean Shores Olympia

P

Pasco Port Angeles Port Hadlock-Irondale Poulsbo Pullman Puyallup

R

Redmond Renton Richland

S

SeaTac Seattle Sequim Shoreline Spokane

T

Tacoma

V

Vancouver

W

Walla Walla Wenatchee Woodinville

Y

Yakima Yelm

A

Aberdeen Airway Heights Arlington Auburn

B

Bainbridge Island Bellevue Bellingham Blaine Bonney Lake Bothell Bremerton Buckley

West Virginia

F

Fairmont

H

Huntington

M

Martinsburg Morgantown

P

Parkersburg

W

Weirton Wheeling

B

Beckley

C

Charles Town Charleston

Wisconsin

E

Eau Claire Elkhorn

F

Fond du Lac

G

Green Bay

J

Janesville

K

Kenosha

L

La Crosse Lake Geneva

M

Madison Marshfield Menomonie Milwaukee

N

Neenah Neillsville

O

Oshkosh

R

Rhinelander River Falls

S

Sheboygan Stevens Point

W

Waukesha Wausau West Bend Wisconsin Rapids

A

Appleton Ashland

B

Baraboo Beaver Dam Beloit

Wyoming

C

Casper Cheyenne Cody

E

Evanston

G

Gillette

J

Jackson

L

Laramie

R

Rock Springs

S

Sheridan

Bot Protection

Alabama

D

E

F

G

H

M

O

P

T

A

B

Alaska

D

F

H

J

K

N

P

S

V

W

A

B

Arizona

P

C

D

F

G

K

L

M

N

Q

S

T

Y

A

B

Arkansas

C

E

F

H

J

L

M

R

T

B

California

L

S

C

D

E

F

G

H

I

M

N

O

P

R

T

U

V

W

Y

A

B

Colorado

C

D

F

G