Heading in the Kemegrak Hills, flowing N then W to Akoviknak Lagoon about 5 mi NNW of Cape Thompson, Arctic Slope. 6 miles long.
Eskimo name reported in 1950 by U.S. Coast and Geodetic Survey (USC&GS) as "Ah-gah-you-kuk" meaning "old man." The stream may be named for Angayukak Hill. See Inukpak Rock.
Agate Rock, Artigotrat, Imnakpak Cliff,
Hills:Akoviknak Mountain, Angayukak Hill, Inukpak Rock,
Lakes:Akoviknak Lagoon, Kemegrak Lagoon, Lake Makpik,
Mountain Ranges:Streams:Agarak Creek, Angayukak Creek, Ibrulikorak Creek, Iglupak Creek, Igruivotalik Creek, Ikijaktusak Creek, Imikrak Creek, Isuk Creek, Kugirarok Creek, Kunuk Creek, Nalakachak Creek, Nasorak Creek, Taktelak Creek,