Region
Florida
2
American Falls Reservoir
1
Androscoggin River Watershed (N.H. and Me.)
1
Arizona
1
Colorado
1
Connecticut River Watershed
1
Floridan Aquifer
1
Fort Peck Indian Reservation
1
High Plains Aquifer
1
Idaho
1
Massachusetts
1
Merrimack (Town)
1
Merrimack River Valley (N.H. and Mass.)
1
Merrimack River Watershed (N.H. and Mass.)
1
Mohawk River Watershed
1
Montana
1
Nashua
1
Nebraska
1
New Hampshire
1
New York (State)
1
Piscataqua River Watershed (N.H. and Me.)
1
Puerto Rico
1
Rhode Island
1
Seminole County
1
Tennessee
1
United States Virgin Islands
1
Wilbraham Region
1