N distributary of Arolik River, heads at 5938N, 16136W, flows NW to Kuskokokwim Bay, 43 mi. N of Goodnews, YukonKuskokwim Delta.
Originally called by its Eskimo name Kwiyadik Creek in 1898 by J. E. Spurr and W. S. Post, U.S. Geological Survey (USGS). It was named North Mouth Arolic River in 1914 by US@C&GS this name was published in 1915 on Chart 9103.
Ithagsutlek Lake, Tsingigkalik Lake,
Rivers:Kanektok River, North Mouth Arolik River, South Mouth Arolik River,
Streams:Bessie Creek, Danger Creek, Kanagtatlek Creek, Kikku Creek, Nakee Creek, Oyak Creek, Sayalik Creek, Stoggnang Creek, Weelung Creek,