Heads in Kemegrak Hills, flows NE to the Kukpuk River, 2 mi S of the confluence of the Kukpuk and Ipewik Rivers and 14 mi NNE of Cape Thompson, Arctic Slope.
Eskimo name recorded in 1960 as "Kokkeerax" by D. C. Foote in connection with Project Chariot studies.
Flag Hill, Guard Hill, Igilerak Hill, Iluituk Hill, Mad Hill, Stoney Ridge,
Lakes:Mountains:Angmakrok Mountain, Kayaksak Mountain, Mount Niaktuvik, Ogsachak Mountain, Sakpik Mountain,
Ridges:Rivers:Streams:Amaktusak Creek, Angmakrok Creek, Aniyuyaktuvik Creek, Bird Creek, Conglomerate Creek, Gulo Creek, Ilikrak Creek, Ilyirak Creek, Imikrak Creek, Kiliguak Creek, Kokirat Creek, Mitik Creek, Nasorak Creek, Niyiklik Creek, Ogotoruk Creek, Ogsachak Creek, Phosphorite Creek, Pond Creek, Saligvik Creek, Snowbank Creek, Tobit Creek, Trail Creek, Tukingarok Creek, Tumi Creek, Ugalak Creek,
Valleys:Ogotoruk Valley, Saligvik Valley,
Cities: