There are two RV dump stations located side by side in Ashley Forest Service. These dump stations are part of the Flaming Gorge Recreation area, which is situated 13 miles South of Rock Springs. To reach the dump stations, you need to take US 191 South for 13 miles and then turn right on Flaming Gorge Road. Follow the signs for Firehole Canyon Campground for an additional 9 miles. At these dump stations, you can find rinse water available, but please note that it is non-potable water.