The Aniakchak River heads in Surprise Lake, in Aniakchak Crater, then flows southeast 11.5 miles to Aniakchak Bay, west of Cape Kunmik, Aleutian Range. Local name reported by Smith and Baker (1924, p. 155), U.S. Geological Survey (USGS).
<nowiki>Aniakchak (rivière); Aniakchak River; Aniakchak; Аниакчак; Afon Aniakchak; Aniakchak River; Aniakchak River; Abhainn Aniakchak; Aniakchak; Aniakchak; Ríu Aniakchak; río de Estados Unidos; cours d'eau d'Alaska, États-Unis; נהר; rivier; アミリカ合衆国ぬ川; Fluss in Alaska (USA); river in Alaska, United States; نهر; річка в Сполучених Штатах Америки; abhainn sna Stáit Aontaithe; Aniakchak River</nowiki>