Spatial Coverage
- Glen Canyon (Utah and Ariz.)2
- Graham County (Ariz.)2
- Grand Canyon National Park Region (Ariz.)2
- Grant County (N.M.)2
- Hualapai Indian Reservation.2
- La Paz County (Ariz.)2
- Mohave County (Ala.)2
- Mohave County.2
- Navajo County (Ariz.)2
- North America2
- Pima County.2
- Saint George Basin (Utah)2
- Salt River Indian Reservation2
- San Bernardino County2
- San Bernardino County (Calif.)2
- San Carlos Indian Reservation2
- San Juan River Watershed (Colo.-Utah)2
- Sonora (Mexico : State)2
- Southwest, New.2
- Tombstone2
