Region
Florida
5
American Samoa
4
Atlantic Coast (U.S.)
4
Bedrock Region
3
California
3
Colorado
3
Dolores River (Colo. and Utah)
3
Georgia
3
Louisiana
3
Texas
3
Aunuu Island
2
Baton Rouge
2
Brunswick
2
Cape May County
2
Floridan Aquifer
2
Island County
2
New Jersey
2
Pajaro River Valley
2
Pakistan
2
Pinellas County
2
Punjab Region
2
South Carolina
2
Tutuila Island
2
Tutuila Island (American Samoa)
2
Washington (State)
2
Arkansas
1
Atlantic Ocean
1
Brazos River Watershed
1
Cape Cod
1
Chuuk
1
Delaware
1
Dolores River Region (Colo. and Utah)
1
Edwards Aquifer
1
Edwards Aquifer (Tex.)
1
Glynn County
1
Loxahatchee River
1
Marjorie Harris Carr Cross Florida Greenway
1
Massachusetts
1
Michigan
1
Micronesia
1
Micronesia (Federated States)
1
Navajo Sandstone
1
New Castle Region
1
Palo Alto
1
Port Royal Sound
1
Puerto Rico
1
Sabine Pass Region Statistics
1
Salt Bayou Region
1
San Antonio
1
San Francisco Bay
1
more ...