Region
New York (State)
14
Florida
11
California
10
New Mexico
10
Nevada
9
Tennessee
7
Texas
7
Utah
7
Minnesota
6
North Carolina
6
Pennsylvania
6
Alabama
5
Colorado
5
Louisiana
5
Washington (State)
5
Arizona
4
Long Island
4
Montana
4
New Jersey
4
Nye County
4
Virginia
4
El Paso County
3
Floridan Aquifer
3
Illinois
3
Micronesia
3
Micronesia (Federated States)
3
Nassau County
3
Nebraska
3
New Hampshire
3
Ohio
3
Oregon
3
United States
3
Albuquerque
2
Catron County
2
Chenango County
2
Chester County
2
Colorado River Watershed (Colo.-Mexico)
2
Edwards Aquifer
2
Edwards Aquifer (Tex.)
2
Gloucester County
2
Hawaii
2
Idaho
2
Imperial Valley (Calif. and Mexico)
2
Magothy Aquifer
2
Marine Corps Air Station Cherry Point
2
Michigan
2
Middle East
2
Missouri
2
North Dakota
2
Oswego County
2
more ...