description Flathead Lake Overview
Flathead Lake is a large natural freshwater lake located in northwest Montana, United States, covering approximately 510 square kilometers. It is the largest natural freshwater lake in the western contiguous United States by surface area. The lake is known for its clear water and is situated near the Mission Mountains and Glacier National Park, supporting recreational fishing and tourism.
insights Ranking position
Flathead Lake ranks #50 of 214 in the Lake ranking, behind Lake Ontario, ahead of Lake Ladoga.
help Flathead Lake FAQ
Where is Flathead Lake located?
Flathead Lake is a large natural freshwater lake located in northwest Montana, United States. It covers approximately 510 square kilometers, making it the largest natural freshwater lake in the western contiguous United States by surface area.
What is the "Flathead Lake Monster"?
Similar to the Loch Ness Monster, local legend tells of a giant eel-like creature known as the Flathead Lake Monster. Sightings date back to the 19th century, though scientists attribute these to unusually large lake trout or optical illusions.
Is Flathead Lake cleaner than any other lake in the US?
Flathead Lake is famous for its exceptionally clear water and remarkable purity. The water quality is heavily protected, and its clarity rivals that of famous clear lakes like Lake Tahoe.
What islands are in Flathead Lake?
The lake contains several islands, the largest of which is Wild Horse Island. Wild Horse Island is now a state park where visitors can hike and view wild horses, bighorn sheep, and bald eagles.
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