Extends along E bank of Mapsorak Creek, 18 mi ESE of Cape Thompson, Arctic Slope.
Eskimo name meaning "liver" (tinguaq), probaly referring to the shape of the ridge. Reported in 1950 by U.S. Coast and Geodetic Survey (USC&GS) as "Ting-ook."
Kisimilok Mountain, Mapsorak Hill, Mapsorak Mountain, Saklolik Mountain, Sakrorak Mountain, Talaverat Hill,
Lakes:Atosik Lagoon, Mapsorak Lagoon, Pusigrak Lagoon, Seppings Lagoon, Singoalik Lagoon, Tasikpak Lagoon,
Locales:Mountain Passes:Ridges:Sigrikpak Ridge, Tinguk Ridge,
Rivers:Kakpeyak River, Singoalik River,
Streams:Battery Creek, Inuktak Creek, Kisimilok Creek, Mapsorak Creek, Sakrorak Creek, Tasikpak Creek, Wolf Creek,