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U.S. Air Quality Summary (text)
 
AIRNow Home >> Current Ozone Values
 

Show Current Particles (PM2.5) Values

AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
Acadia National Park, ME
23
Adams - Mt. Greylock, MA
35
Aiken-Augusta - SC/GA, GA
14
Aiken-Augusta - SC/GA, SC
14
Albany, NY
24
Albuquerque, NM
38
Altoona, PA
27
Amherst, MA
14
Anacortes, WA
10
Ann Arbor, MI
23
Apache Junction, AZ
26
Asheville Ridge Tops (above 4000 feet), NC
30
Asheville Valleys (below 4000 feet), NC
15
Atascadero, CA
13
Auburn, CA
20
Austin, TX
18
Badlands, SD
16
Bakersfield, CA
6
Bangor, ME
16
Banning, CA
31
Baton Rouge Area, LA
8
Beaumont-Port Arthur, TX
14
Bellingham, WA
20
Bennington, VT
26
Benton Harbor, MI
29
Birmingham, AL
14
Boston, MA
19
Brainerd, MN
17
Bridgeport, CT
30
Brigantine, NJ
29
Brigham City, UT
22
Brookings, SD
25
Brownsville-McAllen, TX
29
Burlington, VT
22
C San Bernardino M, CA
42
C San Bernardino-1, CA
10
C San Bernardino-2, CA
10
Camden, NJ
28
Canton/Massillon, OH
15
Canyonlands National Park, UT
42
Cape Cod and Islands, MA
28
Capistrano Vly, CA
23
Carpinteria, CA
21
Carrizo Plains, CA
19
Casa Grande, AZ
15
Cascade foothills of east King-Pierce counties, WA
19
Central Coastal, CA
28
Central LA CO, CA
9
Central Orange-1, CA
30
Central Orange-2, CA
30
Charleston, SC
31
Charlotte, NC
14
Chattanooga, TN
9
Chester, NJ
28
Chicago, IL
36
Chiricahua National Park, AZ
31
Cincinnati, OH
9
City of North Miami, FL
18
Clarksboro, NJ
25
Cleveland-Akron-Lorain, OH
25
Coachella Vly, CA
39
Colorado River Valley, CO
12
Colorado Springs, CO
43
Columbia, SC
10
Columbus, OH
18
Concord, NH
23
Conway, NH
20
Corpus Christi, TX
24
Cowpens National Battlefield, SC
10
Dallas-Fort Worth, TX
18
Danbury, CT
23
Davis, CA
25
Dayton, OH
15
Daytona Beach, FL
23
Denver, CO
47
Des Moines, IA
28
Detroit, MI
20
Detroit Lakes, MN
31
Duluth, MN
21
Dunkirk, NY
31
E San Bernardino, CA
8
E San Fernando Vly, CA
9
E San Gabriel V-1, CA
14
E San Gabriel V-2, CA
15
Eastern Shore, MD
31
Eastern U.P., MI
25
Eau Claire, WI
22
El Paso, TX
38
Elk Grove, CA
25
Erie, PA
29
Eugene/Springfield, OR
19
Evansville, IN
9
Fairhaven, MA
26
Fall River, MA
26
Fayetteville, NC
13
Flemington, NJ
19
Flint, MI
22
Florence/Darlington, SC
12
Folsom, CA
25
Fond du Lac, WI
34
Forsyth County-Winston-Salem-Greensboro-High Point, NC
16
Fort Collins, CO
37
Fort Lee, NJ
25
Fort Myers, FL
19
Fort Pierce, FL
15
Fort Wayne, IN
21
Ft. Lauderdale, FL
24
Gardiner, ME
19
Gaviota Coast, CA
34
Goleta, CA
19
Grand Canyon National Park, AZ
47
Grand Junction, CO
21
Grand Rapids, MI
33
Great Smoky Mtns. Natl. Park - TN, TN
36
Greeley, CO
33
Green Bay, WI
36
Greenville-Spartanburg, SC
19
Greenwich, CT
28
Hammond-Gary, IN
30
Hampton Roads, VA
14
Hartford, CT
19
Hemet/San Jacinto, CA
21
Hernando, MS
10
Hickory, NC
14
Holden, ME
16
Hollywood, FL
25
Houghton Lake, MI
19
Houston-Galveston-Brazoria, TX
16
Huntsville, AL
8
Imperial Valley, CA
27
Indiana County, PA
13
Indianapolis, IN
12
Jackson, MS
8
Jacksonville, FL
19
Johnstown, PA
24
Jonesport, ME
20
Joshua Tree National Park, CA
49
Kalamazoo, MI
16
Kansas City, MO
32
Keene, NH
13
Kennebunkport, ME
19
Knoxville, TN
36
La Crosse, WI
24
Laconia, NH
20
Lafayette, LA
12
Lake Charles, LA
15
Lake Elsinore, CA
19
Lakeland, FL
11
Lansing, MI
25
Laredo, TX
14
Las Vegas, NV
41
Lassen Volcanic National Park, CA
32
Lebanon, NH
7
Lehigh Valley, PA
23
Lexington, KY
8
Lima, OH
22
Lincoln, NE
19
Little Rock-North Little Rock, AR
12
Logan, UT
6
Lompoc, CA
31
Londonderry, NH
25
Louisville, KY
7
Lovell, ME
14
Ludington, MI
29
Lynn, MA
19
Madison, WI
19
Mammoth Cave National Park, KY
10
Manchester, NH
25
Marshall, MN
27
Melbourne, FL
19
Memphis, TN
14
Mercer County, PA
23
Metro Riverside CO, CA
14
Metropolitan Baltimore, MD
33
Metropolitan Washington, DC
21
Miami, FL
23
Middletown, CT
22
Millville, NJ
27
Milton - Blue Hill Observatory, MA
25
Milwaukee, WI
27
Minneapolis-St. Paul, MN
26
Mississippi Gulf Coast, MS
16
Mobile, AL
4
Modesto, CA
23
Monmouth, NJ
28
Monroe, LA
8
Morro Bay, CA
21
Mount Vernon, WA
20
Mt. Rainier, WA
19
N Coastal Orange, CA
28
NW Coastal LA, CA
11
NW San Bernardino, CA
14
Narragansett, RI
25
Nashua, NH
25
Nashville, TN
27
New Brunswick, NJ
23
New Haven, CT
17
New Jersey Highlands, NJ
23
New London-Groton, CT
17
New Orleans, LA
13
New York City, NY
30
Newark, NJ
18
Newbury, MA
19
Nicks Lake, NY
31
Nipomo, CA
8
Norco/Corona, CA
30
North Orange CO, CA
20
Northern Delaware, DE
25
Northern Virginia, VA
21
Ocean County/Colliers Mills, NJ
25
Ogden, UT
20
Ojai, CA
18
Oklahoma City, OK
18
Omaha, NE
25
Orlando, FL
14
Oxnard, CA
11
Paradise, CA
36
Paradise Road, CA
13
Pasco County, FL
4
Paso Robles, CA
21
Penobscot Nation, ME
14
Pensacola, FL
23
Peoria, IL
19
Perch River, NY
20
Perris Vly, CA
21
Philadelphia, PA
31
Phoenix, AZ
39
Pinal Air Park, AZ
13
Pinal County, AZ
26
Pinnacle State Park, NY
24
Piru, CA
11
Pittsburgh, PA
25
Placerville, CA
31
Pomona Walnut Vly, CA
10
Portland, ME
19
Portland, OR
10
Portsmouth, NH
19
Providence, RI
21
Provo, UT
18
Racine-Kenosha, WI
39
Raleigh-Durham-Chapel Hill, NC
16
Ramapo, NJ
23
Red Hills, CA
29
Redding, CA
25
Reno-Sparks, NV
35
Richmond, VA
15
Rider University, NJ
21
Riverhead, NY
26
Roanoke, VA
24
Rochester, MN
25
Rock Island-Moline, IL
16
Rockford, IL
14
Rocky Mountain National Park, CO
44
Roseville-Rocklin, CA
20
S Central LA CO, CA
12
S San Gabriel Vly, CA
8
SW San Bernardino, CA
14
Sacramento, CA
25
Saddleback Vly, CA
23
Saginaw, MI
19
Saint Louis, MO
18
Salt Lake City, UT
41
San Antonio, TX
20
San Diego Coast, CA
33
San Diego Mesa and Inland Valley, CA
27
San Gabriel Mts, CA
37
San Luis Obispo, CA
14
Sand Island, HI
17
Santa Barbara, CA
19
Santa Clarita Vly, CA
37
Santa Maria, CA
13
Sarasota, FL
18
Scranton / Wilkes-Barre, PA
28
Seattle-Bellevue-Kent Valley, WA
20
Sequoia/Kings Canyon National Parks, CA
28
Sheboygan, WI
26
Shelton, WA
15
Shreveport, LA
8
Simi Valley, CA
15
Sioux Falls, SD
28
Sipayik, ME
19
South Bend, IN
21
South Coastal LA, CA
25
Southeast LA CO, CA
8
Southern Delaware, DE
30
Spokane, WA
20
Springfield, IL
17
Springfield, MA
15
Springfield, MO
19
St. Cloud, MN
21
St. Louis (Metro-east), IL
17
St. Petersburg, FL
4
Stafford, CT
27
State College, PA
26
Stockton, CA
20
Stratford, CT
30
Susquehanna Valley, PA
26
Syracuse, NY
22
Tallahassee, FL
5
Tampa, FL
29
Terre Haute, IN
3
Theodore Roosevelt National Park, ND
25
Thibodaux, LA
4
Thousand Oaks, CA
11
Toledo, OH
23
Tooele, UT
25
Topeka, KS
28
Torrington, CT
26
Traverse City, MI
30
Tucson, AZ
32
Tulsa, OK
39
Tuolumne County, CA
30
Tyler-Longview-Marshall, TX
15
Union County, SD
21
Vacaville, CA
25
Vernal, UT
22
Victoria, TX
20
Visalia, CA
16
W San Bernardino M, CA
14
W San Fernando Vly, CA
9
Waco-Killeen, TX
16
Ware - Quabbin Summit, MA
24
Washakie Reservation, UT
22
West Greenwich, RI
12
West Palm Beach, FL
25
Western Maryland, MD
24
Western Nevada County, CA
40
Westport, CT
25
White Plains, NY
24
Wichita, KS
31
Williamsport, PA
21
Winchester, VA
24
Wind Cave, SD
27
Woodland, CA
25
Worcester, MA
27
Yellowstone National Park, ID
16
Yellowstone National Park, MT
16
Yellowstone National Park, WY
16
York/Chester/Lancaster, SC
13
Yosemite National Park, CA
40
Youngstown, OH
24
Yuba City/Marysville, CA
26
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