Major Lakes of North Dakota: Natural and Man-Made

North Dakota is home to over 3,000 natural lakes, making it a haven for water enthusiasts. The largest natural lake is Devils Lake, spanning an average of 105,000 acres. Its size fluctuates dramatically with rainfall, earning it a reputation as a dynamic ecosystem.

The state's largest artificial reservoir is Lake Sakakawea, formed in 1953 by the Garrison Dam on the Missouri River. This massive lake covers more than 1,100 square miles (2,800 km²) and provides hydroelectric power, flood control, and recreation.