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
25
Aiken-Augusta - SC/GA, GA
67
Aiken-Augusta - SC/GA, SC
67
Alba, MO
34
Albuquerque, NM
47
Altoona, PA
19
Anacortes, WA
21
Ann Arbor, MI
19
Antelope Vly, CA
93
Anza Vly, CA
54
Apache Junction, AZ
35
Aquinnah, MA
26
Arden Arcade-Del Paso Manor, CA
37
Asheville Ridge Tops (above 4000 feet), NC
41
Asheville Valleys (below 4000 feet), NC
46
Atascadero, CA
42
Atlanta, GA
44
Auburn, CA
44
Aurora/Elgin, IL
29
Austin, TX
50
Badlands, SD
35
Bakersfield, CA
77
Banning, CA
58
Barstow, CA
80
Baton Rouge Area, LA
51
Beaumont-Port Arthur, TX
42
Bellingham, WA
16
Bennington, VT
29
Benton Harbor, MI
29
Beulah, ND
23
Birmingham, AL
39
Birney, MT
37
Bishop, CA
29
Bishop Paiute Tribe, CA
29
Bloomington/Normal, IL
31
Boise, ID
40
Boston, MA
21
Brainerd, MN
17
Bridgeport, CT
32
Brigantine, NJ
25
Brigham City, UT
34
Broadus, MT
36
Brockton, MA
25
Brookings, SD
21
Brownsville-McAllen, TX
46
Burlington, VT
21
C San Bernardino M, CA
93
C San Bernardino-1, CA
156
C San Bernardino-2, CA
156
Camden, NJ
22
Canton/Massillon, OH
17
Canyonlands National Park, UT
33
Capistrano Vly, CA
129
Carmel Valley, CA
32
Carpinteria, CA
40
Carrizo Plains, CA
50
Carson City, NV
46
Casa Grande, AZ
33
Cascade foothills of King County, WA
23
Cascade foothills of east King-Pierce counties, WA
23
Central Coastal, CA
129
Central LA CO, CA
129
Central New York Region, NY
21
Central Orange-1, CA
61
Central Orange-2, CA
61
Champaign, IL
36
Charleston, SC
32
Charlotte, NC
44
Chattanooga, TN
30
Cheeka Peak, WA
22
Chester, NJ
28
Chicago, IL
33
Chico, CA
43
Chiricahua National Park, AZ
28
Cincinnati, OH
31
Clarksboro, NJ
21
Clarksville-Montgomery County, TN
23
Cleveland-Akron-Lorain, OH
16
Coachella Vly, CA
50
Colfax, CA
58
Colorado River Valley, CO
27
Colorado Springs, CO
44
Columbia, SC
47
Columbus, OH
34
Columbus-Phenix City - GA/AL, AL
44
Columbus-Phenix City - GA/AL, GA
44
Concord, CA
35
Concord, NH
27
Conway, NH
25
Cool, CA
50
Corpus Christi, TX
71
Cottage Grove, OR
41
Craters of the Moon National Monument, ID
42
Dallas-Fort Worth, TX
45
Danbury, CT
22
Davis, CA
38
Dayton, OH
34
Daytona Beach, FL
30
Death Valley National Park, CA
45
Decatur, IL
31
Delaware, DE
26
Denver, CO
74
Des Moines, IA
39
Detroit, MI
19
Detroit Lakes, MN
19
Downeast Coast, ME
22
Duluth, MN
18
Dunn Center, ND
28
E San Bernardino, CA
87
E San Fernando Vly, CA
80
E San Gabriel V-1, CA
122
E San Gabriel V-2, CA
122
East Riverside CO, CA
44
Eastern Interior, ME
22
Eastern Lake Ontario Region, NY
25
Eastern Shore, MD
25
Eastern U.P., MI
33
Eau Claire, WI
29
El Paso, TX
47
Elk Grove, CA
44
Ely, MN
13
Erie, PA
15
Eugene/Springfield, OR
41
Evansville, IN
36
Fairbanks, AK
19
Fairfield, CA
34
Fairhaven, MA
24
Fall River, MA
24
Fallon, NV
50
Fargo, ND
21
Fayetteville, NC
15
Fernley, NV
51
Flemington, NJ
23
Flint, MI
19
Florence/Darlington, SC
27
Folsom, CA
41
Fond du Lac, WI
37
Forest County Potawatomi Community, WI
37
Forsyth County-Winston-Salem-Greensboro-High Point, NC
36
Fort Collins, CO
77
Fort Lee, NJ
29
Fort Myers, FL
23
Fort Pierce, FL
16
Fort Wayne, IN
36
Four Corners Area, CO
35
Fremont, CA
30
Fresno, CA
58
Ft. Lauderdale, FL
24
Gaviota Coast, CA
38
Gila River Indian Community, AZ
35
Goleta, CA
36
Grand Canyon National Park, AZ
28
Grand Junction, CO
26
Grand Rapids, MI
25
Great Basin National Park, NV
46
Great Smoky Mtns. Natl. Park - TN, TN
37
Greeley, CO
44
Green Bay, WI
32
Greenbrier County, WV
32
Greenfield, MA
29
Greenville, NC
28
Greenville-Spartanburg, SC
67
Greenwich, CT
33
Hammond-Gary, IN
29
Hampton Roads, VA
27
Hanford, CA
84
Hannover, ND
26
Hartford, CT
25
Haverhill, MA
23
Helena, MT
41
Hemet/San Jacinto, CA
84
Hernando, MS
43
Hesperia, CA
74
Hickory, NC
47
High Elevations of Acadia National Park, ME
23
Hollister, CA
38
Hollywood, FL
24
Houghton Lake, MI
31
Houston-Galveston-Brazoria, TX
129
Huntington, WV
17
Huntsville, AL
32
Imperial Valley, CA
71
Indiana County, PA
17
Indianapolis, IN
35
Jackson, MS
32
Jacksonville, FL
41
Johnstown, PA
16
Joliet/Will County, IL
33
Joshua Tree National Park, CA
58
Kalamazoo, MI
23
Kansas City, MO
36
Keene, NH
31
Kennewick, WA
49
King City, CA
40
Knoxville, TN
37
La Crosse, WI
34
Laconia, NH
25
Lafayette, LA
44
Lake Charles, LA
36
Lake County, IL
30
Lake Elsinore, CA
101
Lakeland, FL
21
Lansing, MI
21
Laredo, TX
42
Las Vegas, NV
61
Lassen Volcanic National Park, CA
39
Lawton, OK
30
Lebanon, NH
26
Lehigh Valley, PA
25
Lewistown, MT
38
Lexington, KY
28
Liberty/Clairton area, PA
20
Lima, OH
31
Lincoln, CA
39
Lincoln, NE
24
Little Rock-North Little Rock, AR
38
Livermore, CA
41
Logan, UT
37
Lompoc, CA
35
Londonderry, NH
31
Long Island, NY
28
Lostwood, ND
27
Louisville, KY
28
Lower Hudson Valley Region, NY
31
Ludington, MI
33
Lynn, MA
25
Macon, GA
54
Madera, CA
58
Madison, WI
35
Malta, MT
28
Mammoth Cave National Park, KY
24
Manchester, NH
27
Marshall, MN
19
Martinsburg, WV
19
Melbourne, FL
27
Memphis, TN
43
Mendocino County, CA
38
Merced, CA
58
Mercer County, PA
19
Mesa Verde National Park, CO
35
Metro Riverside CO, CA
151
Metropolitan Baltimore, MD
22
Metropolitan Washington, DC
26
Mexico City, MX
74
Miami, OK
33
Mid-Coast, ME
26
Middletown, CT
27
Millville, NJ
21
Milton - Blue Hill Observatory, MA
26
Milwaukee, WI
33
Minneapolis-St. Paul, MN
29
Mississippi Gulf Coast, MS
44
Missoula, MT
32
Mobile, AL
47
Modesto, CA
54
Monmouth, NJ
21
Monroe, LA
25
Monterrey, MX
41
Morgantown, WV
22
Morro Bay, CA
29
Mount Vernon, WA
16
Mt. Rainier, WA
21
NW Coastal LA, CA
129
NW San Bernardino, CA
156
Napa, CA
31
Narragansett, RI
26
Nashua, NH
27
Nashville, TN
25
Natomas, CA
43
New Brunswick, NJ
24
New Haven, CT
31
New Jersey, NJ
29
New Jersey Highlands, NJ
26
New London-Groton, CT
28
New Orleans, LA
51
New York City Region, NY
29
Newark, NJ
22
Newburyport, MA
28
Nipomo, CA
34
Norco/Corona, CA
151
North & West Suburbs (Chicago), IL
32
North Highlands, CA
44
North Orange CO, CA
77
Northern, ME
19
Northern Virginia, VA
26
Oakland, CA
26
Ocean County/Colliers Mills, NJ
28
Ogden, UT
38
Ojai, CA
61
Oklahoma City, OK
27
Omaha, NE
25
Orlando, FL
28
Oxnard, CA
45
Paradise, CA
46
Paradise Road, CA
48
Parkersburg, WV
23
Pasco County, FL
28
Paso Robles, CA
44
Pensacola, FL
51
Peoria, IL
32
Perris Vly, CA
84
Petrified Forest National Park, AZ
30
Phelan, CA
71
Philadelphia, PA
22
Phoenix, AZ
43
Pinal Air Park, AZ
40
Pinal County, AZ
40
Pinnacles National Monument, CA
37
Piru, CA
58
Pittsburgh, PA
20
Placerville, CA
84
Pomona Walnut Vly, CA
119
Portland, OR
33
Portsmouth, NH
26
Providence, RI
6
Provo, UT
44
Racine-Kenosha, WI
34
Raleigh-Durham-Chapel Hill, NC
30
Ramapo, NJ
26
Rapid City, SD
21
Red Hills, CA
46
Redding, CA
50
Redwood City, CA
27
Reno-Sparks, NV
44
Richmond, VA
22
Rider University, NJ
21
Roanoke, VA
31
Rochester, MN
34
Rock Island-Moline, IL
38
Rockford, IL
33
Rocky Mount, NC
22
Rocky Mountain National Park, CO
77
Roseville-Rocklin, CA
36
S Central LA CO, CA
58
S San Gabriel Vly, CA
54
SW Coastal LA, CA
47
SW San Bernardino, CA
156
Sacramento, CA
37
Saddleback Vly, CA
129
Saginaw, MI
23
Saint Louis, MO
32
Salinas, CA
40
Salt Lake City, UT
35
San Antonio, TX
90
San Diego Coast, CA
44
San Diego Foothills, CA
71
San Diego Mesa and Inland Valley, CA
58
San Francisco, CA
28
San Gabriel Mts, CA
122
San Jose, CA
54
San Luis Obispo, CA
31
San Rafael, CA
29
Sand Island, HI
11
Santa Barbara, CA
46
Santa Clarita Vly, CA
93
Santa Cruz, CA
30
Santa Maria, CA
32
Santa Rosa, CA
22
Santa Rosa Rancheria, CA
61
Santa Ynez, CA
46
Sarasota, FL
22
Scranton / Wilkes-Barre, PA
26
Seattle-Bellevue-Kent Valley, WA
25
Sequoia/Kings Canyon National Parks, CA
58
Sheboygan, WI
32
Shelton, WA
25
Shenandoah National Park, VA
28
Shreveport, LA
25
Sidney, MT
31
Simi Valley, CA
67
Sioux Falls, SD
25
Sloughhouse, CA
43
South & West Suburbs (Chicago), IL
31
South Bend, IN
31
South Coastal LA, CA
39
Southeast LA CO, CA
61
Southern Ute Indian Reservation, CO
32
Southwest Coast, ME
25
Spokane, WA
40
Springfield, IL
31
Springfield, MA
30
Springfield, MO
40
St. Cloud, MN
19
St. Louis (Metro-east), IL
30
St. Petersburg, FL
26
Stafford, CT
23
State College, PA
19
Stockton, CA
44
Stratford, CT
32
Susquehanna Valley, PA
21
Tallahassee, FL
40
Tampa, FL
28
Temecula Vly, CA
54
Terre Haute, IN
32
The Dalles, OR
37
Theodore Roosevelt National Park, ND
29
Thibodaux, LA
100
Thousand Oaks, CA
71
Toledo, OH
20
Topeka, KS
25
Torrington, CT
30
Traverse City, MI
31
Tri-Cities, TN
31
Trona, CA
51
Truro, MA
27
Tucson, AZ
44
Tulsa, OK
31
Tuolumne County, CA
101
Twentynine Palms, CA
80
Tyler-Longview-Marshall, TX
29
Union County, SD
25
Upper Hudson Valley Region, NY
26
Uxbridge, MA
25
Vacaville, CA
37
Vancouver, WA
31
Vernal, UT
31
Victoria, TX
84
Victorville, CA
77
Visalia, CA
74
Voyageurs National Park, MN
10
W San Bernardino M, CA
156
W San Fernando Vly, CA
80
W San Gabriel Vly, CA
90
Waco-Killeen, TX
45
Ware - Quabbin Summit, MA
31
Washakie Reservation, UT
34
Weirton, WV
18
West Greenwich, RI
27
Western Interior, ME
26
Western Maryland, MD
21
Western Nevada County, CA
58
Western New York Region, NY
21
Westport, CT
29
Wheeling, WV
19
Wichita, KS
24
Williamsport, PA
19
Williston, ND
27
Wilmington, NC
31
Winchester, VA
21
Woodland, CA
43
Worcester, MA
26
Yellowstone National Park, ID
38
Yellowstone National Park, MT
38
Yellowstone National Park, WY
38
York/Chester/Lancaster, SC
41
Yosemite National Park, CA
51
Youngstown, OH
19
Yuba City/Marysville, CA
32