Region
Arizona
14
Utah
12
New Mexico
10
Colorado
9
Nevada
8
Mississippi
6
White River National Forest
6
South Dakota
5
Gulf Islands National Seashore (Fla. and Miss.)
4
Alaska
3
California
3
Coconino National Forest
3
Prescott National Forest
3
Texas
3
Black Hills National Forest (S.D. and Wyo.)
2
Contra Costa Canal (Calif.)
2
Contra Costa Water District
2
Fort Bliss (Tex.)
2
Glennallen
2
Idaho
2
Inyo National Forest (Calif. and Nev.)
2
Las Vegas Valley
2
Louisiana
2
Lyon County
2
Natchez Trace Parkway
2
North Dakota
2
Salt Lake City
2
San Juan County
2
Summit County
2
Tucson
2
White Sands Missile Range (N.M.)
2
Wyoming
2
Y Mountain (Utah)
2
Bears Ears National Monument (Utah)
1
Clark County
1
Custer County
1
Dolores County
1
Emery County
1
Eunice
1
Fairfax County
1
Fannin County
1
Frederick County
1
Gila Cliff Dwellings National Monument
1
Gila River (N.M. and Ariz.)
1
Jean Lafitte National Historical Park and Preserve (La.)
1
Kentucky
1
La Paz County
1
Maine
1
Mammoth Cave National Park
1
Mammoth Cave National Park (Ky.)
1
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