Montana

BadAirDays has a full county for each of the 25 places below in Montana, worked out from the same data for every one of them so the numbers compare directly. Pick yours to see it.

• Beaverhead
• Cascade
• Custer
• Dawson
• Fergus
• Flathead
• Gallatin
• Glacier
• Hill
• Lake
• Lewis and Clark
• Lincoln
• Missoula
• Phillips
• Powder River
• Powell
• Ravalli
• Richland
• Roosevelt
• Rosebud
• Sanders
• Sheridan
• Silver Bow
• Teton
• Yellowstone