Us-kab-wan-ka River is a small tributary of the Cloquet River, in northeastern Minnesota in the United States. It is approximately 21 mi (34 km) long, along with its tributaries, the Us-kab-wan-ka River drains an area of 40.43 mi² (104.7 km²). Via the Cloquet River and the St. Louis River, it is part of the watershed of Lake Superior. It flows for its entire length in Grand Lake Township in southern St. Louis County. Its name in the Ojibwe language is askibwaanikaa-ziibi (river full of Jerusalem artichokes), having the identical name in Ojibwe as the near-by Artichoke River.
The river flows from Rush Lake in Cloquet Valley State Forest and flows generally southwardly. It flows into the Cloquet River 2 miles (3 km) south of Taft, MN.