HELENA - Smoke from several wildfires burning in Alberta, Canada continues to pump smoke into Montana.
The Montana Department of Environmental Quality (DEQ) has issued an air quality alert for all counties in Montana.
- RELATED: Stay safe as wildfire smoke covers Montana
- RELATED: Tips for keeping pets safe during Montana's unhealthy smoke conditions
- RELATED: Lolo Hotshots helping battle wildfires raging in Canada
The alert will remain in effect until 9 a.m. on May 20, 2023, due to elevated particulate levels from wildfire smoke.
DEQ was reporting the following particulate levels as of 9 a.m. on Friday:
- Butte, Dillon, and Helena are Unhealthy
- Hamilton, Missoula, and Seeley Lake are Unhealthy for Sensitive Groups
- Billings, Bozeman, Cut Bank, Great Falls, Lewistown, Libby, Malta, Sidney, Thompson Falls, West Yellowstone are Moderate
DEQ notes when air quality is Unhealthy, state and local health officials recommend that people with respiratory or heart disease, the elderly, and children should avoid prolonged exertion; everyone else should limit prolonged exertion.
When air quality is Unhealthy for Sensitive Groups, state and local health officials recommend that people with respiratory or heart disease, the elderly and children should limit prolonged exertion.
When air quality is Moderate, state and local health officials recommend that unusually sensitive people should consider reducing prolonged or heavy exertion.
For more information visit the Montana Department of Environmental Quality at http://todaysair.mtdeq.us