Region
Florida
49
California
12
Floridan Aquifer
10
New Jersey
10
South Carolina
10
New York (State)
9
Miami-Dade County
8
Texas
8
Atlantic Coast (U.S.)
7
Georgia
7
Hawaii
7
Louisiana
7
Cape May County
6
Massachusetts
6
American Samoa
4
Biscayne Aquifer
4
Brunswick
4
Lincoln County
4
Mississippi
4
Oahu
4
Puerto Rico
4
Virginia
4
Arkansas
3
Bedrock Region
3
Broward County
3
Colorado
3
Delaware
3
Dolores River (Colo. and Utah)
3
Martin County
3
Micronesia (Federated States)
3
New Mexico
3
Palm Beach County
3
Aunuu Island
2
Baton Rouge
2
Biscayne Aquifer (Fla.)
2
Brazos River Watershed
2
Calcasieu River
2
Cape Cod
2
Cape Coral
2
Charles River
2
Charles River (Mass.)
2
Chuuk
2
Duval County
2
Edwards Aquifer
2
Edwards Aquifer (Tex.)
2
Great Neck
2
Hernando County
2
Hilton Head Island
2
Hudson River Estuary (N.Y. and N.J.)
2
Island County
2
more ...