Baranof Lake is a glacially-fed, horseshoe-shaped lake

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,...

 on the eastern side of Baranof Island

Baranof Island

Baranof Island, also sometimes called Baranov Island, Shee or Sitka Island, is an island in the northern Alexander Archipelago in the Alaska Panhandle, in Alaska. The name Baranof was given in 1805 by Imperial Russian Navy captain U. F. Lisianski to honor Alexander Andreyevich Baranov...

, in Alaska

Alaska

Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

. Baranof Lake borders the community of Baranof Warm Springs and also has a Forest Service

United States Forest Service

The United States Forest Service is an agency of the United States Department of Agriculture that administers the nation's 155 national forests and 20 national grasslands, which encompass...

 cabin on the northwestern end of the lake. Baranof River

Baranof River

Baranof River is a glacially-fed river on the eastern side of Baranof Island, in the Alexander Archipelago, in the Alaska Panhandle. The source of the river is from the unnamed icefields surrounding Peak 5390...

flows into the lake's western end and exits on the eastern end in rapids and a waterfall.

Baranof Lake was likely named for the community of Baranof Warm Springs.