15 mi N of Baird Inlet, Yukon-Kuskokwim Delta. 15 miles long.
Eskimo name obtained at Bethel by U.S. Coast and Geodetic Survey (USC&GS) in 1948. This appears to be the smae lake, for which, in 1897, Lieutenant D.H.Jarvis, U.S. Revenue-Cutter Service (USRCS), recorded the Eskimo name "Agoo."