Air quality alert issued for Powder River Basin
April 22, 2011
The National Weather Service has issued an air quality alert as a result of winds in eastern Wyoming reaching 50mph and picking up coal dust from the giant surface coal mines in the Powder River Basin. Children, the elderly and people with respiratory conditions are advised by the alert to stay indoors and avoid exertion for the duration of the alert.
The National Weather Service typically issue about ten such alerts annually for the Powder River Basin.
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