Region
Montana
7
Arizona
4
Fort Peck Indian Reservation
3
Blackfeet Indian Reservation
2
Fort Union Formation
2
Hualapai Indian Reservation
2
Big Horn County
1
Blackfeet Indian Reservation (Mont.)
1
Crow Indian Reservation
1
Crow Indian Reservation (Mont.)
1
Fort Peck Indian Reservation (Mont.)
1
Gila Bend Indian Reservation
1
Hopi Indian Reservation
1
Lewis and Clark National Forest
1
McKinley County
1
Navajo Indian Reservation
1
New Mexico
1
Northern Cheyenne Indian Reservation
1
Roosevelt County
1
Rosebud County
1
San Juan County
1
San Xavier Indian Reservation
1
Tohono O'odham Reservation
1
United States
1
Wind River Indian Reservation
1
Wyoming
1