found: Work cat.: Chetwoot Lake, n.d., via the Dwight Watson digital image collection, Mar. 5, 2008.
found: GNIS, Mar. 5, 2008(Chetwoot Lake, lake, King County, Wash., 47°33ʹ23ʺN 121°18ʹ47ʺW, elev. 4908 ft./1496 m.)
found: Washington place names, via WWW, Mar. 5, 2008(Chetwoot Lake. A 113.3-acre, mountain basin lake, elevation 5,200 ft. and depth over 100 feet is west of the crest of the Cascades in northeast King County. The name is Chinook Jargon for black bear. It is shown on some maps and records as Chetwood.)