Region
South Dakota
Grand River National Grassland (S.D.)
21
North Dakota
13
Custer National Forest (Mont. and S.D.)
12
Harding County (S.D.)
11
Nebraska
7
Badlands National Park
5
Badlands National Park (S.D.)
5
Wyoming
5
Minnesota
4
Montana
3
United States
3
Buffalo Gap National Grassland
2
Buffalo Gap National Grassland (S.D.)
2
Carter County (Mont.)
2
Cedar River National Grassland (N.D.)
2
Black Hills
1
Black Hills (S.D. and Wyo.)
1
Bowman County (N.D.)
1
Davison County
1
Davison County (S.D.)
1
Lawrence County
1
Lawrence County (S.D.)
1
Mitchell
1
Mitchell (S.D.)
1
Pine Ridge Indian Reservation
1
Pine Ridge Indian Reservation (S.D.)
1