Region
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Delta Region
1
Denver Basin
1
Devils Hole
2
Devils Lake
1
Devils Lake Watershed
2
Devils Lake Watershed (N.D.)
1
Dickson County
1
Durham
1
Elkhead Creek
1
Ellerbe Creek
1
Erie, Lake
2
Everglades
2
Everglades (Fla.)
2
Florida
8
Florida, South
2
Floridan Aquifer
1
Fort Belknap Indian Reservation
1
Fort Bliss
1
Fort Morgan Region
1
Fremont County
1
Galveston Region
3
Geist Reservoir
1
Geist Reservoir (Ind.)
1
Georgia
3
Glen Canyon (Utah and Ariz.)
1
Glen Canyon Dam
1
Glen Canyon Dam (Ariz.)
1
Glynn County
2
Grand Calumet River
1
Grand Calumet River (Ind. and Ill.)
1
Grand Canyon
1
Grand Lake
1
Grand Lake (Okla.)
1
Great Lakes
1
Great Lakes (North America)
5
Great Lakes Region (North America)
2
Great Lakes Watershed (North America)
1
Gulf Coast
1
Gulf Coast (U.S.)
1
Harney Basin
1
Hawaii
2
High Plains
1
High Plains (U.S.)
2
High Plains Aquifer
4
Houston
1
Houston Region
3
Huntingdon Region
1
Idaho
1
Illinois
2
Indiana
5
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