Region
United States
142
Louisiana
4
Missouri River Watershed
4
Florida
2
Russia (Federation)
2
Alabama
1
Alabama River Watershed
1
Alaska
1
Apalachicola River Watershed
1
California
1
Canada
1
Chattahoochee River Watershed
1
Coosa River Watershed (Ga. and Ala.)
1
Delaware River Watershed (N.Y.-Del. and N.J.)
1
Everglades
1
Everglades (Fla.)
1
Flint River Watershed
1
Georgia
1
Gulf Coast
1
Mississippi River Valley
1
New Orleans
1
Northwest, Pacific
1
Oroville Dam
1
Shreveport
1
Tallapoosa River Watershed (Ga. and Ala.)
1
Washington (D.C.)
1