Current Ozone Values

Current Ozone Values
 

Show Current Particles (PM2.5) Values

AQI: Good (0 - 50) AQI: Good (0 - 50)
Air quality is considered satisfactory, and air pollution poses little or no risk.
AQI: Moderate (51 - 100) AQI: Moderate (51 - 100)
Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy for Sensitive Groups (101 - 150)
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
AQI: Unhealthy (151 - 200) AQI: Unhealthy (151 - 200)
Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
 AQI:Very Unhealthy (201 - 300) AQI: Very Unhealthy (201 - 300)
Health alert: everyone may experience more serious health effects.
AQI: Hazardous(301 - 500) AQI: Hazardous (301 - 500)
Health warnings of emergency conditions. The entire population is more likely to be affected.
Action DayAction Day
Adirondacks Region, NY
38
Aiken-Augusta - SC/GA, GA
28
Aiken-Augusta - SC/GA, SC
28
Albuquerque, NM
31
Altoona, PA
32
Amarillo, TX
32
Anacortes, WA
4
Ann Arbor, MI
34
Antelope Vly, CA
8
Anza Vly, CA
31
Apache Junction, AZ
36
Arden Arcade-Del Paso Manor, CA
4
Ashland, KY
28
Atascadero, CA
7
Atlanta, GA
6
Auburn, CA
29
Aurora/Elgin, IL
31
Austin, TX
29
Avery County, NC
38
Badlands, SD
32
Baker County, FL
24
Bakersfield, CA
4
Banning, CA
33
Barstow, CA
7
Baton Rouge Area, LA
30
Bay and Gulf Counties, FL
30
Beaumont-Port Arthur, TX
30
Bellingham, WA
6
Bennington, VT
37
Benton Harbor, MI
37
Beulah, ND
21
Big Horn County, WY
24
Big Piney, WY
43
Birmingham, AL
12
Birney, MT
20
Bishop, CA
15
Bismarck, ND
11
Bloomington/Normal, IL
31
Boise, ID
20
Boston, MA
34
Boulder, WY
43
Bowling Green, KY
28
Brainerd, MN
26
Bridgeport, CT
34
Brigantine, NJ
28
Broadus, MT
31
Brockton, MA
33
Brookings, SD
37
Brownsville-McAllen, TX
15
Burlington, VT
37
C San Bernardino M, CA
11
C San Bernardino-1, CA
9
C San Bernardino-2, CA
9
Calexico, CA
15
Camden, NJ
28
Canyonlands National Park, UT
37
Capistrano Vly, CA
27
Carrizo Plains, CA
17
Carson City, NV
10
Carteret County, NC
30
Casa Grande, AZ
16
Casper, WY
40
Central Coastal, CA
27
Central LA CO, CA
21
Central New York Region, NY
37
Central Orange-1, CA
4
Central Orange-2, CA
4
Champaign, IL
31
Charleston, SC
26
Charleston, WV
31
Cheeka Peak, WA
34
Chelmsford, MA
31
Chester, NJ
36
Cheyenne, WY
31
Chicago, IL
31
Chico, CA
6
Chiricahua National Park, AZ
42
Cincinnati, OH
27
Citrus County, FL
19
City of North Miami, FL
35
Clarksboro, NJ
30
Clarksville-Montgomery County, TN
30
Cleveland-Akron-Lorain, OH
27
Coachella Vly, CA
22
Colorado River Valley, CO
13
Colorado Springs, CO
36
Columbia, SC
27
Columbia and Suwannee Counties, FL
20
Concord, CA
9
Concord, NH
41
Conway, NH
40
Corpus Christi, TX
23
Craters of the Moon National Monument, ID
40
Dallas-Fort Worth, TX
26
Danbury, CT
32
Daniel South, WY
43
Davis, CA
13
Dayton, OH
25
Daytona Beach, FL
21
Death Valley National Park, CA
32
Decatur, IL
26
Delaware, DE
34
Denver/Boulder, CO
45
Detroit, MI
38
Detroit Lakes, MN
22
Douglas, WY
28
Downeast Coast, ME
37
Duluth, MN
32
E San Bernardino, CA
26
E San Fernando Vly, CA
8
E San Gabriel V-1, CA
30
E San Gabriel V-2, CA
30
Eastern Interior, ME
37
Eastern Lake Ontario Region, NY
37
Eastern Laramie County, WY
31
Eastern Shore, MD
35
Eastern U.P., MI
39
El Centro, CA
18
El Paso, TX
33
Elizabethtown, KY
25
Elk Grove, CA
8
Ely, MN
32
Erie, PA
31
Eureka, CA
0
Evanston, WY
40
Evansville, IN
30
Fairfield, CA
11
Fall River, MA
34
Fallon, NV
6
Fargo, ND
32
Fernley, NV
13
Flemington, NJ
29
Flint, MI
39
Florence/Darlington, SC
25
Fond Du Lac, MN
29
Fond du Lac, WI
33
Forest County Potawatomi Community, WI
36
Forsyth County-Winston-Salem-Greensboro-High Point, NC
28
Fort Bragg, CA
5
Fort Collins, CO
25
Fort Lee, NJ
30
Fort Myers, FL
33
Fort Pierce, FL
30
Fort Wayne, IN
29
Four Corners Area, CO
43
Fremont, CA
43
Fresno, CA
9
Ft. Lauderdale, FL
37
Gila River Indian Community, AZ
10
Gillette, WY
35
Grand Canyon National Park, AZ
39
Grand Junction, CO
29
Grand Rapids, MI
44
Great Basin Air District, CA
15
Great Basin National Park, NV
39
Great Smoky Mtns. Natl. Park - TN, TN
36
Greeley, CO
10
Green River, WY
21
Greenfield, MA
38
Greenville-Spartanburg, SC
23
Greenwich, CT
37
Hamilton County, FL
20
Hammond-Gary, IN
34
Hanford, CA
2
Hannover, ND
27
Hartford, CT
34
Haverhill, MA
33
Hazard, KY
25
Helena, MT
33
Hemet/San Jacinto, CA
31
Hesperia, CA
14
Hiawatha Field, WY
41
Highlands County, FL
28
Holiday, FL
32
Hollywood, FL
31
Holmes, Jackson, and Washington Counties, FL
16
Honolulu, HI
31
Houghton Lake, MI
35
Houston-Galveston-Brazoria, TX
32
Imperial Valley, CA
18
Indiana County, PA
37
Indianapolis, IN
28
Indio - Twenty Nine Palms Reservation, CA
9
Jackson, MS
17
Jacksonville, FL
20
Johnson County, WY
36
Johnstown, PA
29
Joliet/Will County, IL
30
Joshua Tree National Park, CA
40
Juel Spring, WY
44
Kalamazoo, MI
36
Kansas City, MO
21
Keene, NH
35
Knoxville, TN
36
Laconia, NH
40
Lafayette, LA
20
Lake Charles, LA
25
Lake County, FL
28
Lake County, IL
32
Lake Elsinore, CA
9
Lakeland, FL
21
Lander, WY
41
Lansing, MI
34
Laredo, TX
21
Las Vegas, NV
31
Lassen Volcanic National Park, CA
34
Lawton, OK
10
Lebanon, NH
34
Lehigh Valley, PA
31
Lewistown, MT
38
Lexington, KY
25
Lincoln, CA
15
Little Rock-North Little Rock, AR
27
Livermore, CA
5
Logan, UT
10
Londonderry, NH
42
Long Island, NY
29
Lostwood, ND
28
Louisville, KY
28
Lower Hudson Valley Region, NY
37
Ludington, MI
35
Lynn, MA
34
Macon County, NC
26
Madera, CA
6
Madison, CT
35
Madison, WI
29
Malta, MT
23
Mammoth Cave National Park, KY
28
Manchester, NH
38
Mark Twain State Park, MO
26
Marshall, MN
33
Mecklenburg County, NC
11
Medicine Bow National Forest, WY
44
Melbourne, FL
32
Memphis, TN
30
Merced, CA
10
Mercer County, PA
32
Mesa Verde National Park, CO
43
Metro Riverside CO, CA
6
Metropolitan Baltimore, MD
27
Metropolitan Washington, DC
31
Metropolitan Washington, MD
31
Mexicali, MX
7
Mexico City, MX
21
Miami, FL
35
Mid-Coast, ME
34
Mille Lacs, MN
31
Millville, NJ
32
Milwaukee, WI
24
Minneapolis-St. Paul, MN
12
Missoula, MT
0
Modesto, CA
6
Monmouth, NJ
31
Monroe, LA
24
Montgomery County, NC
22
Moorhead, MN
32
Morro Bay, CA
22
Moxa Arch, WY
41
Myrtle Beach-Conway, SC
25
Myton, UT
28
NW Coastal LA, CA
21
NW San Bernardino, CA
9
Napa, CA
12
Naples, FL
31
Nashua, NH
38
Nassau County, FL
24
New Haven, CT
27
New Jersey, NJ
36
New Jersey Highlands, NJ
36
New London-Groton, CT
34
New Orleans, LA
16
New York City Region, NY
35
Newark, NJ
29
Newcastle, WY
39
Nez Perce Reservation, ID
22
Niland, CA
5
Nipomo, CA
29
Norco/Corona, CA
6
North & West Suburbs (Chicago), IL
25
North Highlands, CA
6
North Orange CO, CA
12
North Twin Cities Metro, MN
31
Northern, ME
33
Northern Kentucky, KY
24
Northern Virginia, VA
31
Oakland, CA
17
Ocala, FL
19
Ocean County/Colliers Mills, NJ
31
Ogden, UT
5
Ojai, CA
12
Okaloosa County, FL
9
Oklahoma City, OK
14
Omaha, NE
16
Orlando, FL
28
Osceola County, FL
28
Ouray, UT
19
Owensboro, KY
28
Oxnard, CA
22
Paducah, KY
19
Paradise, CA
31
Paso Robles, CA
9
Pensacola, FL
26
Peoria, IL
31
Perris Vly, CA
31
Petrified Forest National Park, AZ
25
Phelan, CA
31
Philadelphia, PA
33
Phoenix, AZ
39
Pikeville, KY
29
Pinal Air Park, AZ
4
Pinal County, AZ
16
Pinedale, WY
45
Piru, CA
22
Pittsburgh, PA
33
Pittsfield, MA
36
Placerville, CA
35
Point Arena, CA
5
Pomona Walnut Vly, CA
5
Portland, OR
1
Portsmouth, NH
33
Provo, UT
27
Queen Valley, AZ
37
Racine-Kenosha, WI
31
Ramapo, NJ
34
Rapid City, SD
38
Red Bluff, CA
16
Red Hills, CA
46
Redding, CA
25
Redwood City, CA
8
Reno-Sparks, NV
30
Richmond, VA
27
Rider University, NJ
29
Rochester, MN
25
Rock Island-Moline, IL
29
Rockford, IL
31
Rocky Mountain National Park, CO
45
Roseville-Rocklin, CA
22
Rowan County, NC
22
Rutland, VT
35
S Central LA CO, CA
1
SW Coastal LA, CA
19
SW San Bernardino, CA
9
Sacramento, CA
1
Saddleback Vly, CA
27
Saginaw, MI
39
Saint Louis, MO
10
Salinas, CA
23
Salt Lake City, UT
6
San Antonio, TX
22
San Diego Coast, CA
19
San Diego Foothills, CA
40
San Diego Mesa and Inland Valley, CA
30
San Francisco, CA
6
San Gabriel Mts, CA
30
San Jose, CA
10
San Luis Obispo, CA
7
San Rafael, CA
6
Sand Island, HI
31
Santa Clarita Vly, CA
16
Santa Cruz, CA
15
Santa Maria, CA
21
Santa Rosa, CA
8
Santa Rosa Rancheria, CA
3
Sarasota, FL
37
Scranton / Wilkes-Barre, PA
33
Seattle-Bellevue-Kent Valley, WA
7
Seminole County, FL
31
Sequoia/Kings Canyon National Parks, CA
31
Shenandoah National Park, VA
34
Sheridan, WY
34
Shreveport, LA
31
Sidney, MT
32
Simi Valley, CA
6
Sioux Falls, SD
31
Sloughhouse, CA
20
South & West Suburbs (Chicago), IL
24
South Bend, IN
33
South Twin Cities Metro, MN
23
Southeast LA CO, CA
4
Southern Ute Indian Reservation, CO
18
Southwest Coast, ME
39
Springdale (Springdale-Fayetteville-Bentonville), AR
33
Springfield, IL
29
St. Cloud, MN
26
St. Louis (Metro-east), IL
13
St. Petersburg, FL
30
Stafford, CT
35
State College, PA
37
Stockton, CA
4
Stratford, CT
34
Susquehanna Valley, PA
31
Tallahassee, FL
8
Tampa, FL
30
Temecula Vly, CA
31
Terre Haute, IN
30
Theodore Roosevelt National Park, ND
31
Thibodaux, LA
15
Thousand Oaks, CA
28
Tooele, UT
24
Topeka, KS
20
Torrington, CT
39
Traverse City, MI
36
Trona, CA
13
Tucson, AZ
32
Tulsa, OK
19
Tuolumne County, CA
19
Twentynine Palms, CA
7
Tyler-Longview-Marshall, TX
29
Ukiah, CA
5
Union County, SD
23
Upper Green River Basin, WY
45
Upper Hudson Valley Region, NY
37
Vacaville, CA
13
Vernal, UT
26
Victoria, TX
22
Victorville, CA
2
Visalia, CA
10
Voyageurs National Park, MN
34
W San Bernardino M, CA
11
W San Fernando Vly, CA
8
W San Gabriel Vly, CA
19
Waco-Killeen, TX
17
Wake County, NC
18
Wamsutter, WY
40
Ware - Quabbin Summit, MA
36
West Greenwich, RI
37
West Palm Beach, FL
28
Western Interior, ME
40
Western Maryland, MD
33
Western Mountains, ME
34
Western Nevada County, CA
41
Western New York Region, NY
37
Westmorland, CA
12
Westport, CT
31
Whiterocks, UT
37
Wichita, KS
22
Williamsport, PA
30
Willits, CA
5
Willows, CA
7
Wilmington, DE
34
Winchester, VA
33
Woodland, CA
4
Worcester, MA
36
Yellowstone National Park, ID
42
Yellowstone National Park, MT
42
Yellowstone National Park, WY
42
Yosemite National Park, CA
38
Yreka, CA
9
Yuba City/Marysville, CA
4
Yuma, AZ
15