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Post by Poor Richard on Jul 29, 2021 6:36:30 GMT -7
.AIR QUALITY ALERT IN EFFECT...
The Montana Department of Environmental Quality has issued an air quality alert for Beaverhead, Big Horn, Broadwater, Carbon, Carter, Cascade, Chouteau, Custer, Deer Lodge, Fallon, Fergus, Gallatin, Glacier, Golden Valley, Granite, Jefferson, Judith Basin, Lake, Lewis and Clark, Liberty, Madison, Meagher, Missoula, Musselshell, Park, Petroleum, Pondera, Powder River, Powell, Ravalli, Rosebud, Silver Bow, Stillwater, Sweet Grass, Teton, Treasure, Toole, Wheatland, and Yellowstone counties in effect until further notice. due to increasing particulate concentrations from local and regional fires This alert will be updated again at 9 AM MDT 7/29/21.
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 9 AM MDT, Particulate levels in Birney, Broadus, Butte, Hamilton, Helena, Missoula, and Thompson Falls are Unhealthy for Sensitive Groups.
As of 9 AM MDT, Particulate levels in Billings, Bozeman, Cut Bank, Dillon, Frenchtown, Great Falls, Lewistown, Malta, Seeley Lake, West Yellowstone are Moderate.
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 todaysair.mt.gov
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