[3] Its Eskimo name appeared on a map drawn in 1901 by a prospector who spelled it Koopowra, which he translated as Big River.

Kuparuk Mound, a 30-foot (9.1 m) pingo about 12 miles (19 km) southeast of Beechey Point, is named after the river.

Arctic explorer Ernest de Koven Leffingwell named the mound, which he used as a triangulation station in 1911.

This article about a location in the North Slope Borough, Alaska is a stub.

You can help Wikipedia by expanding it.This article related to a river in Alaska is a stub.