Region
Maryland
6
United States
4
High Plains Aquifer
3
Magothy Aquifer
2
New Mexico
2
Patapsco Aquifer
2
Baton Rouge Region
1
Baton Rouge Region (La.)
1
Curry County
1
Florida
1
Harris-Galveston Coastal Subsidence District (Tex.)
1
Houston Region
1
Laramie County
1
Lea County
1
Louisiana
1
Texas
1
Wyoming
1