When traveling through Azure, Montana, there are a few options for dumping your black and gray water and getting fresh water.Cedar Creek Campground offers a dump station with access to potable water and a hose for flushing tanks. Button Bay State Park has a dump station that is free to use and includes a trash bin for waste disposal. Grand Isle State Park has two RV dump stations with easy access and ample space for dumping tanks. North Beach Campground also has a convenient dump station available for those passing through the area.