Spatial Coverage
- Gulf Coast (U.S.)1
- Hartford Region1
- Humboldt River Watershed1
- Iowa1
- Iowa.1
- Kaiparowits Plateau Region1
- Kansas1
- Kootenai County1
- Larimer County1
- Logan County1
- Logan County (N.D.)1
- Maricopa County1
- Maryland1
- Milford Region1
- Mississippi River Valley1
- Montana1
- Nevada.1
- North Dakota1
- Ouachita National Forest (Okla. and Ark.)1
- Palm Beach County1
