Piegan Glacier is in
Glacier National Park in the U.S. state of
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ...
. The glacier is situated in a
cirque
A (; from the Latin word ') is an amphitheatre-like valley formed by glacial erosion. Alternative names for this landform are corrie (from Scottish Gaelic , meaning a pot or cauldron) and (; ). A cirque may also be a similarly shaped landform ...
on the southeast slope of
Piegan Mountain and just below the summit at an elevation between above sea level.
The glacier covered an area of approximately in 2005, a 10 percent reduction in its surface area since 1966.
[ Comparing images of the glacier taken in 1930 with those from 1998, indicates that the glacier experienced relatively little change during that period.]
See also
* List of glaciers in the United States
This is a list of glaciers existing in the United States, currently or in recent centuries. These glaciers are located in nine states, all in the Rocky Mountains or farther west. The southernmost named glacier among them is the Lilliput Glacier ...
* Glaciers in Glacier National Park (U.S.)
There are at least 35 named glaciers in Glacier National Park (U.S.). At the end of the Little Ice Age about 1850, the area containing the national park had 150 glaciers. There are 25 active glaciers remaining in the park as of 2022. Since the l ...
References
Glaciers of Glacier County, Montana
Glaciers of Glacier National Park (U.S.)
Glaciers of Montana
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