× Air Quality Alert
Until 2024-07-27T08:00:00-06:00 • National Weather Service
AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Beaverhead, Deer Lodge, Granite, Madison, Ravalli, and Silver Bow counties in effect until 8AM 7/27/2024 elevated particulate levels from wildfire smoke This alert will be updated again at 800am 7/27/2024. An Air Quality Alert means that particulates have been trending upwards and that an exceedence of the 24 hour National Ambient Air Quality Standard (NAAQS) has occurred or may occur in the near future. As of 7AM, Particulate levels in Hamilton are Very Unhealthy As of 7AM, Particulate levels in Butte are Unhealthy for Sensitive Groups As of 7AM, Particulate levels in Darby are Moderate When air quality is Very Unhealthy... State and local health officials recommend that people with respiratory or heart disease, the elderly, and children should avoid any outdoor activity; everyone else should avoid 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