Wildfire smoke triggers air quality alerts across Northwest

From July 21 to August 2, 2026, smoke from wildfires in the Pacific Northwest and Colorado prompted multiple air quality alerts and advisories across Washington, Oregon, and Colorado counties. Regional environmental agencies issued health warnings as air quality deteriorated due to regional fire activity.

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Air Quality Alert issued July 20 at 7:40PM PDT by NWS Pendleton OR

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The Washington State Department of Ecology, Benton Clean Air Agency, have issued an Air Quality Alert until 9 AM PDT Wednesday. For the Smoke Air Quality Alert, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious he

Air Quality Alert issued July 22 at 8:51AM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology Spokane Regional Clean Air Agency An Air Quality Alert continues for Spokane, Ferry, Lincoln, Okanogan, Grant, Adams, Whitman, Pend Oreille, and Stevens Counties, effective immediately through Thursday, July 23nd at 11 AM, due to current and expected wildfire smoke from regional fires. Particulate matt

Air Quality Alert issued July 22 at 9:41AM PDT by NWS Pendleton OR

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Oregon Department of Environmental Quality has issued an Air Quality Advisory until 4 PM PDT this afternoon. For the Smoke Air Quality Advisory, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. L

Air Quality Alert issued July 22 at 2:33PM MDT by NWS Boise ID

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* WHAT...High concentration of smoke particulates from wildfires. * WHERE...Baker, Harney, and Malheur Counties. * WHEN...UNTIL 1 PM PDT FRIDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...S

Air Quality Alert issued July 22 at 5:20PM PDT by NWS Los Angeles/Oxnard CA

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* WHAT...The South Coast AQMD has issued an air quality alert due to harmful levels of ozone pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...in the South Coast Air Basin and Coachella Valley. Levels of ozone pollution can vary by time and location depending on emissions and air pollution transport. * WHEN...until 8 PM Monday. The highes

Air Quality Alert issued July 23 at 3:33PM PDT by NWS Pendleton OR

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Oregon Department of Environmental Quality has issued an Air Quality Advisory until noon PDT Friday. For the Smoke Air Quality Advisory, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit out

Air Quality Alert issued July 24 at 10:53AM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology Colville Confederated Tribes An Air Quality Alert has been issued for all of Asotin, Chelan, Douglas, Ferry, Garfield, Grant, Lincoln, Okanogan, Pend Oreille, and Stevens Counties through Monday at 11 am, due to current and expected wildfire smoke from regional fires. Areas to the north and northeast o

Air Quality Alert issued July 24 at 11:08AM PDT by NWS Pendleton OR

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The Washington State Department of Ecology have issued an Air Quality Alert until 11 AM PDT Monday. For the Smoke Air Quality Alert, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor

Air Quality Alert issued July 24 at 1:13PM MDT by NWS Boise ID

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* WHAT...High concentration of smoke particulates from wildfire smoke. * WHERE...Baker County. * WHEN...UNTIL 11 AM PDT MONDAY. * IMPACTS...Smoke can irritate the eyes, lungs and worsen some medical conditions. People most at risk to adverse health effects include infants, young children, people with heart or lung disease, older adults, and pregnant women. * ADDITIONAL DETAILS...Smoke levels can c

Air Quality Alert issued July 24 at 3:16PM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Lewiston ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Clearwater, Idaho, Latah, Lewis, and Nez Perce Counties outside of reservation boundaries... * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is fore

Air Quality Alert issued July 24 at 4:30PM MDT by NWS Missoula MT

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE... Clearwater and Idaho Counties. * WHEN... Until Noon 7/27/2026 * IMPACTS... Members of sensitive groups may experience health effects. The general public is less likely to be affected. PRECAUTIONARY/PREPAREDNESS ACTIONS: Air pollutants c

Air Quality Alert issued July 24 at 4:56PM MDT by NWS Missoula MT

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AQAMSO * WHAT...Air Quality Advisory due to smoke from wildfires. Air Quality Index ranging from Moderate to Unhealthy for Sensitive Groups. * WHERE...All Areas on the Nez Perce Reservation. * WHEN...Until 10:00 AM PDT Monday July 27. * IMPACTS...Those who experience health effects from smoke include children under 18, elders, pregnant women, people with asthma or have difficulty breathing, diabet

Air Quality Alert issued July 24 at 4:06PM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Lewiston Nez Perce Tribe ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Clearwater, Idaho, Latah, Lewis, and Nez Perce Counties... * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealt

Air Quality Alert issued July 24 at 4:19PM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Coeur d'Alene ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Boundary and Bonner Counties... * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Bou

Air Quality Alert issued July 26 at 8:55AM MDT by NWS Great Falls MT

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AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Chouteau, Granite, Hill, Lewis and Clark, Liberty, Missoula, Pondera, Powell, Ravalli, Teton, Toole counties in effect until 9:00 AM on 07/27/2026 An Air Quality Alert means that particulates have been trending upwards and that an exceedance of the 24 hour National Ambient Air Quality Standard (NAAQS) has occ

Air Quality Alert issued July 26 at 10:29AM MDT by NWS Boise ID

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 2 PM MDT TUESDAY. * IMPACTS...Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.

Air Quality Alert issued July 27 at 8:30AM MDT by NWS Great Falls MT

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AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Blaine, Cascade, Chouteau, Deer Lodge, Fergus, Glacier, Granite, Hill, Judith Bsain, Lake, Lewis and Clark, Liberty, Missoula, Petroleum, Pondera, Powell, Ravalli, Silver Bow, Teton, Toole, Phillips counties in effect until 9AM on 07/28/2026 An Air Quality Alert means that particulates have been trending upwa

Air Quality Alert issued July 27 at 8:42AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...BONNEVILLE, BUTTE, CLARK, CUSTER, FREMONT, JEFFERSON, MADISON, AND TETON COUNTIES. * WHEN...THROUGH WEDNESDAY JULY 29TH. * IMPACTS...Members of sensitive groups may experience health effects. The general public is less likely to be affected.

Air Quality Alert issued July 27 at 8:52AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...FOR POWER, BANNOCK, AND BINGHAM COUNTIES. * WHEN...THROUGH WEDNESDAY JULY 29TH. * IMPACTS...Members of sensitive groups may experience health effects. The general public is less likely to be affected.

Air Quality Alert issued July 27 at 9:00AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Unhealthy. * WHERE...CASSIA, LINCOLN, AND MINIDOKA COUNTIES. * WHEN...THROUGH WEDNESDAY JULY 29TH. * IMPACTS...Some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects.

Air Quality Alert issued July 27 at 9:10AM MDT by NWS Boise ID

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy. * WHERE...Camas, Gooding, Jerome, and Twin Falls Counties. * WHEN...UNTIL 1 PM MDT WEDNESDAY. * IMPACTS...Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.

Air Quality Alert issued July 27 at 10:36PM MDT by NWS Missoula MT

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AQAMSO * WHAT...Air Quality Advisory due to smoke from wildfires. Air Quality Index ranging from Moderate to Unhealthy for Sensitive Groups. * WHERE...All Areas on the Nez Perce Reservation. * WHEN...Until 10:00 AM PDT Friday July 27. * IMPACTS...Those who experience health effects from smoke include children under 18, elders, pregnant women, people with asthma or have difficulty breathing, diabet

Air Quality Alert issued July 27 at 10:56AM MDT by NWS Billings MT

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The following message is transmitted on behalf of the Wyoming Department of Environmental Quality, Air Quality Division and the Wyoming Department of Health. WHAT...Air Quality Alert for Wildfire Smoke. WHERE...Sheridan County, Wyoming. WHEN...Now through 1pm MDT Tuesday. IMPACTS...Heavy smoke from wildfires will continue to reduce air quality. HEALTH INFORMATION...The Wyoming Department of Health

Air Quality Alert issued July 27 at 11:16AM MDT by NWS Rapid City SD

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The following message is transmitted in collaboration with the Wyoming Department of Environmental Quality, Air Quality Division, and the Wyoming Department of Health. * WHAT...Air Quality Alert for Wildfire Smoke. * WHERE...Northeast Wyoming. * WHEN...100 PM today to 100 PM Tuesday * IMPACTS...Poor air quality due to wildfire smoke.

Air Quality Alert issued July 27 at 10:24AM PDT by NWS Pendleton OR

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Oregon Department of Environmental Quality has issued an Air Quality Advisory until noon PDT Wednesday. For the Smoke Air Quality Advisory, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit

Air Quality Alert issued July 27 at 12:33PM MDT by NWS Riverton WY

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The following message is transmitted on behalf of the Wyoming Department of Environmental Quality, Air Quality Division, and the Wyoming Department of Health. * WHAT...Air Quality Alert for Wildfire Smoke. * WHERE...Northern Johnson County. * WHEN...1 PM MDT Monday through 1 PM Tuesday. * IMPACTS...Smoke from Oregon, Idaho, and Montana fires enter northern Wyoming late Monday through Tuesday. Smok

Air Quality Alert issued July 27 at 12:38PM MDT by NWS Boise ID

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Very Unhealthy. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 3 PM MDT FRIDAY. * IMPACTS...Health warnings of emergency conditions. The entire population is more likely to be affected.

Wildfire smoke brings air quality concerns

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Wildfire smoke brings air quality concerns — FOX 12 Oregon #OregonNews #LocalTV #Video Dr. Gopal Allada, professor of pulmonary medicine at OHSU, talks about air quality concerns due to wildfire smoke. For more Local News from KPTV: https://www.kptv.com/ For more YouTube Content:...

Wildfire smoke descends on Calgary, air quality index at 'very high risk' | CBC News

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Calgary is currently under a hazardous air quality alert from smoke coming from the wildfires in the U.S. Please tell me what you believe to be the solution to any of these wildfires in Canada or the U.S.. www.cbc.ca/news/canada/... An air quality alert was extended Tuesday morning to cover the city of Calgary as smoke from wildfires burning across Western Canada has descended on parts of southern

Air Quality Alert issued July 29 at 10:45AM PDT by NWS Portland OR

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Oregon Department of Environmental Quality has issued an Air Quality Advisory, which is IN EFFECT UNTIL NOON PDT FRIDAY. An Air Quality Advisory for Smoke has been issued. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times through Friday at noon. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lu

Air Quality Alert issued July 29 at 11:44AM MDT by NWS Boise ID

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* WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Camas, Gooding, Jerome, and Twin Falls Counties. * WHEN...UNTIL 1 PM MDT THURSDAY. * IMPACTS...Members of sensitive groups may experience health effects. The general public is not likely to be affected.

Air Quality Alert issued July 29 at 11:53AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Blaine, Lincoln, Minidoka, and Cassia counties in south central Idaho. * WHEN...Through Thursday, July 30. * IMPACTS...Members of sensitive groups may experience health effects. The general public is less likely to be affected.

Air Quality Alert issued July 29 at 11:29AM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology Colville Confederated Tribes An Air Quality Alert has been issued for Asotin, Chelan, Douglas, Ferry, Okanogan, and Stevens Counties until further notice due to current and expected wildfire smoke from regional fires. Areas immediately downwind of active and emerging fires in Washington and Oregon may

Air Quality Alert issued July 29 at 12:50PM MDT by NWS Missoula MT

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Clearwater and Idaho Counties * WHEN...Extended until noon 7/31/2026 * IMPACTS...Members of sensitive groups may experience health effects. The general public is less likely to be affected.

Air Quality Alert issued July 29 at 4:10PM MDT by NWS Denver CO

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The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Wednesday July 29 to 400 PM Thursday July 30 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Ozone is expected to b

Air Quality Alert issued July 30 at 8:03AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Butte and Custer Counties. * WHEN...Until Friday afternoon, July 31. * IMPACTS...Members of sensitive groups may experience health effects. The general public is less likely to be affected.

Air Quality Alert issued July 30 at 8:49AM MST by NWS Phoenix AZ

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AQAPSR The Arizona Department of Environmental Quality (ADEQ) has issued an Ozone High Pollution Advisory for the Phoenix Metro Area on Thursday. This means that forecast weather conditions combined with existing ozone levels are expected to result in local maximum 8-hour ozone concentrations that pose a health risk. Adverse health effects increase as air quality deteriorates. Ozone is an air cont

Air Quality Alert issued July 30 at 8:59AM MST by NWS Phoenix AZ

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* WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of ozone pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...the Imperial Valley. Levels of ozone pollution can vary by time and location depending on emissions and air pollution transport. * WHEN...Friday, July 31, 2026 from 7:00 AM until 8:00 PM. The h

Air Quality Alert issued July 30 at 11:57AM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Environmental Protection Agency An Air Quality Advisory is in effect until further notice for the Kalispel Indian Community of the Kalispel Reservation due to increases in air pollution from multiple fires in Washington. Smoke from these fires will impact the reservation with intermittent periods of Unhealthy for Sensitive Groups and

Air Quality Alert issued July 30 at 11:59AM PDT by NWS Portland OR

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The Oregon Department of Environmental Quality, and the Lane Regional Air Protection Agency has continued an Air Quality Advisory, which is IN EFFECT UNTIL NOON PDT FRIDAY. An Air Quality Advisory for Smoke remains in effect. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times through Friday at noon. Pollutants in smoke can

Air Quality Alert issued July 30 at 1:00PM MDT by NWS Pocatello ID

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AQAPIH Air quality has improved significantly across the area. Therefore the Idaho Department of Environmental Quality has cancelled the Air Quality Advisory. THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY, AIR QUALITY GROUP. FOR MORE INFORMATION, CONTACT DEQ's Twin Falls Regional Office at (208)736-2190.

Air Quality Alert issued July 30 at 4:00PM PDT by NWS San Diego CA

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* WHAT...The South Coast AQMD has issued an air quality alert due to harmful levels of ozone pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...San Bernardino, Redlands, Riverside, Crestline and the Coachella Valley.. Levels of ozone pollution can vary by time and location depending on emissions and air pollution transport. * WHEN...until

Air Quality Alert issued July 31 at 9:32AM PDT by NWS Missoula MT

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AQAMSO * WHAT...Air Quality Advisory due to smoke from wildfires. Air Quality Index ranging from Moderate to Unhealthy for Sensitive Groups. * WHERE...All Areas on the Nez Perce Reservation. * WHEN...Until 10:00 AM PDT Monday August 3. * IMPACTS...Those who experience health effects from smoke include children under 18, elders, pregnant women, people with asthma or have difficulty breathing, diabe

Air Quality Alert issued July 31 at 12:02PM MDT by NWS Boise ID

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* WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy for Sensitive Groups. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 2 PM MDT THIS AFTERNOON. * IMPACTS...Members of sensitive groups may experience health effects. The general public is not likely to

Air Quality Alert issued July 31 at 12:29PM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Lewiston Nez Perce Tribe ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Clearwater, Idaho, Latah, Lewis, and Nez Perce Counties... * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealt

Air Quality Alert issued July 31 at 12:34PM PDT by NWS Pendleton OR

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The Washington State Department of Ecology has issued an Air Quality Alert until further notice. An Air Quality Alert has been issued for Walla Walla County until further notice due to current and expected wildfire smoke from regional fires. Extremely critical fire weather Saturday will produce significant smoke from ongoing and emerging fires in Washington and Oregon. Particulate Matter (PM2.5) m

Air Quality Alert issued July 31 at 4:01PM EDT by NWS Upton NY

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The Connecticut Department of Energy and Environmental Protection has issued an Air Quality Action Day for the following counties: Southern Fairfield, from 11 AM to 11 PM EDT Saturday. An Air Quality Action Day means that Ground Level Ozone within the region may approach or exceed unhealthy standards. For additional information, please visit the Connecticut Department of Energy and Environmental P

Air Quality Alert issued July 31 at 1:08PM PDT by NWS Portland OR

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The Oregon Department of Environmental Quality has issued an Air Quality Advisory for eastern Clackamas County, which is IN EFFECT UNTIL NOON PDT MONDAY. An Air Quality Advisory for Smoke has been issued. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times through noon PDT Monday. Pollutants in smoke can cause burning eyes,

Air Quality Alert issued July 31 at 4:10PM MDT by NWS Denver CO

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The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Friday July 31 to 400 PM Saturday August 01 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Ozone is expected to re

Air Quality Alert issued August 2 at 1:23AM PDT by NWS Pendleton OR

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Oregon Department of Environmental Quality has issued an Air Quality Advisory until 2 PM PDT Monday. For the Smoke Air Quality Advisory, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit out

Air Quality Alert issued August 2 at 1:27AM PDT by NWS Pendleton OR

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The Washington State Department of Ecology, has issued an Air Quality Alert until further notice. For the Smoke Air Quality Alert, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor a

Air Quality Alert issued August 2 at 9:12AM MDT by NWS Great Falls MT

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AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Chouteau, Flathead, Glacier, Hill, Lake, Liberty, Lincoln, Pondera, Sanders, Teton, Toole counties in effect until 9AM on 08/03/2026 An Air Quality Alert means that particulates have been trending upwards and that an exceedance of the 24 hour National Ambient Air Quality Standard (NAAQS) has occurred or may o

Air Quality Alert issued August 2 at 11:11AM MDT by NWS Pocatello ID

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AQAPIH * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy. * WHERE...BANNOCK, BINGHAM, CARIBOU, ONEIDA AND POWER COUNTIES. * WHEN...THROUGH TUESDAY, AUGUST 4TH. * IMPACTS...Some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects.

Air Quality Alert issued August 2 at 12:39PM PDT by NWS Spokane WA

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An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Coeur d'Alene ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Boundary, Bonner, and Kootenai Counties... * WHAT...Air Quality Advisory because of degraded air quality due to wildfire smoke. Air Quality Index is forecast to be Unhealthy. * WHERE...Boundary, Bon

Air Quality Alert issued August 2 at 4:10PM MDT by NWS Pueblo CO

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The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Ozone. WHERE...Teller and western El Paso Counties. Locations include, but are not limited to Cripple Creek and Colorado Springs. WHEN...400 PM Sunday August 02 to 1000 PM Sunday August 02 IMPACTS...Elevated levels of ozone are possible across the advisory area Sunday afterno

Air Quality Alert issued August 2 at 4:10PM MDT by NWS Denver CO

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The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Sunday August 02 to 1200 AM Monday August 03 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Ozone will reach level