AirNow logo

This is not the current AirNow website. To navigate to the current AirNow website, please go to airnow.gov. This website is historical material reflecting the AirNow website as it existed on April 15, 2020. Links to external websites and some internal pages may not work.

Idaho
 
Data and Forecasts courtesy of:
 

Idaho Smoke Information Blog

 - https://files.airnowtech.org/airnow/today/cur_aqi_mt_id_wy.jpg Map Map Map Map Map Map Map Map Map Map Map Map
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
AQI Forecast - https://files.airnowtech.org/airnow/today/forecast_aqi_20200527_mt_id_wy.jpg Map Map Map Map Map Map Map Map Map Map Map Map
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
AQI Animation - https://files.airnowtech.org/airnow/today/anim_aqi_mt_id_wy.gif Map Map Map Map Map Map Map Map Map Map Map Map
 
Legend: National Parks/Monuments National Parks/Monuments     Legend: Tribal Boundaries Tribal Boundaries
The tribal boundaries shown here are provided by the Bureau of Indian Affairs and are intended to be used as a general spatial reference only. They are not a formal determination of tribal boundaries by the EPA.
 
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
 
State Air Quality Resources
American Lung Association (ALA) of Idaho
Community Planning Association (Compass) web page - Air Quality Resources for Southwest Idaho and the Treasure Valley.
Idaho Department of Environmental Quality
Idaho Smoke Information Blog
Montana/Idaho Airshed Group - with a list of planned prescribed fires
 
Data and Forecasts courtesy of:
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Wed
May 27
Thu
May 28
Boise
46
Good
39 
Coeur d'Alene
15
18
11 
Coeur d'Alene Reservation
aqi not available
aqi not available
56 
Cottonwood (seasonal)
aqi not available
aqi not available
 
Craters of the Moon National Monument
aqi not available
aqi not available
25 
Franklin County
15
15
10 
Garden Valley
aqi not available
aqi not available
13 
Grangeville
15
20
13 
Idaho City
19
Good
Idaho Falls
15
15
22 
Juliaetta (seasonal)
aqi not available
aqi not available
 
Kamiah - Nez Perce Reservation
aqi not available
aqi not available
 
Ketchum
5
8
Kootenai Tribe
aqi not available
aqi not available
 
Lapwai - Nez Perce Reservation
aqi not available
aqi not available
 
Lewiston
15
20
14 
McCall
19
Good
 
Moscow
15
10
Mount Hall (seasonal)
aqi not available
aqi not available
15 
Nez Perce Reservation
aqi not available
aqi not available
12 
Paul (seasonal)
aqi not available
aqi not available
 
Pinehurst
15
25
10 
Pocatello
50
50
30 
Porthill (seasonal)
aqi not available
aqi not available
20 
Potlatch (seasonal)
aqi not available
aqi not available
 
Rexburg (seasonal)
aqi not available
aqi not available
27 
Salmon
20
20
24 
Sandpoint
30
35
13 
Shoshone-Bannock Tribes of Fort Hall Reservation
aqi not available
aqi not available
 
Soda Springs (seasonal)
aqi not available
aqi not available
22 
St. Maries
17
20
24 
Twin Falls
7
10
10 
Weiser (seasonal)
aqi not available
aqi not available
29 
Yellowstone National Park
aqi not available
aqi not available
19 
Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the Hazardous category. Additional information on reducing exposure to extremely high levels of particle pollution is available here.