For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Lake Willoughby Natural Area
Lake Willoughby, a deep, cold-water lake within Lake Willoughby Natural Area lies in a u-shaped trough cut into granite by glacial scouring. Mountains and 1,500-foot cliffs rise abruptly from the lake's east and west shores. It is the deepest lake in Vermont and one of the most significant and scenic examples of glacial erosion in the northeast.
Location: Orleans County, VT
Year designated: 1967
Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.
Last Updated: June 28, 2012