The Hogatza River is a tributary of the Koyukuk River in the U.S. state of Alaska. Beginning in the Gates of the Arctic National Park and Preserve, it flows generally southwest to meet the larger river west of Hughes. The river's name is from the Koyukon language, but the meaning is uncertain. See also List of rivers of Alaska References Rivers of Northwest Arctic Borough, Alaska Rivers of Alaska Rivers of Yukon–Koyukuk Census Area, Alaska Tributaries of the Yukon River Rivers of Unorganized Borough, Alaska