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is a lake
A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...
located in Southwest Montana
Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...
and is created by Hebgen Dam
The Hebgen Dam is a concrete-core earthen embankment dam on the Madison River in the U.S. state of Montana. The dam is 85 feet tall and 721 feet long. The dam is owned and operated by PPL Montana and its purpose is to store and regulate water for other downstream reservoirs and hydroelectric power...
. It is well known for a magnitude 7.5 earthquake
The 1959 Yellowstone earthquake also known as the Hebgen Lake earthquake was a powerful earthquake that occurred on August 17, 1959 at 11:37 pm in southwestern Montana. The earthquake was registered at magnitude 7.3 – 7.5 on the Richter scale...
which occurred nearby on August 17, 1959, forming Quake Lake
Quake Lake is a lake in southwestern Montana, United States. It was created after a massive earthquake struck on August 17, 1959, which killed 27 people. Today, Quake Lake is 190 feet deep and six miles long...
which is located immediately downstream.
Hebgen Lake and the surrounding area offer many recreational activities: camping, fishing, boating, and hiking. Campgrounds include Rainbow Point and Cherry Creek. Rainbow Point is the largest campground on the lake, offering four "loops." Each loop contains approximately 20 campsites. Each campsite can accommodate a full-size camper and one or two vehicles.