Region
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Lake Cochituate
1
Lake County
1
Lake Erie
1
Lake Linganore
1
Lake Linganore (Md.)
1
Lakeland
1
Lea County
1
Louisville
1
Louisville Region
1
Luzerne County
1
Maine
1
Marble Canyon (Coconino County : Canyon)
1
McFaddin Beach
1
Michigan
1
Middle West
1
Middleton
1
Millington
1
Millington (Tenn.)
1
Minneapolis Metropolitan Area
1
Mississippi Embayment
1
Mississippi River Watershed
1
Mojave National Preserve
1
Mojave National Preserve (Calif.)
1
Monona County
1
Montana
1
Morse Reservoir
1
Morse Reservoir (Ind.)
1
Moshassuck River Watershed
1
Mount Saint Helens
1
Mount Simon-Hinckley Aquifer (Minn.)
1
Mud Lake (Jefferson County, Idaho)
1
Mukilteo
1
Mukilteo (Wash.)
1
Nahiku Region
1
Natick
1
Nehalem Bay
1
Nehalem Bay (Or.)
1
Nevada National Security Site
1
Nevada National Security Site (Nev.)
1
New Orleans
1
New Orleans Metropolitan Area
1
New York (State)
1
Newton
1
North America
1
Nye County
1
Ogallala Aquifer
1
Ontario, Lake (N.Y. and Ont.)
1
Pacific Coast
1
Pacific Coast (U.S.)
1
Parker, Lake (Lakeland, Fla.)
1
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