Air Quality Alert: Beaverhead, MT; Deer Lodge, MT; Flathead, MT; Granite, MT; Lake, MT; Lincoln, MT; Mineral, MT; Missoula, MT; Ravalli, MT; Sanders, MT; Silver Bow, MT

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Air Quality Alert — Beaverhead, MT; Deer Lodge, MT; Flathead, MT; Granite, MT; Lake, MT; Lincoln, MT; Mineral, MT; Missoula, MT; Ravalli, MT; Sanders, MT; Silver Bow, MT Severity: Unknown. Certainty: Unknown. AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Flathead, Lake, Lincoln, Beaverhead, Sanders, Deer Lodge, Silver Bow, Granite, Mineral, Sanders, and Missoula counties in effect until 9AM on 08/04/2026 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 occur in the near future. Elevated particulate levels from wildfire smoke As of 6AM on 08/03/2026, particulate levels in Billings, Columbia Falls, Frenchtown, Lewistown, Libby, Missoula and Thompson Falls are Unhealthy. As of 6AM on 08/03/2026, particulate levels in Butte are Unhealthy for Sensitive Groups. As of 6AM on 08/03/2026, particulate levels in Dillon, Great Falls, Hamilton, Helena, Malta and Sleeping Giant are Moderate. 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