Grand River
Grand River, river formed by the confluence of the North and South forks in Perkins county, northern South Dakota, U.S. The Grand River flows southeast and a little south to join the Missouri River near Mobridge after a course of 209 miles (336 km). Shadehill Dam (1950) impounds a reservoir in the Grand’s upper course.
Citation Information
Article Title:
Grand River
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
03 January 2024
Access Date:
February 23, 2025