Lake Ashtabula, northeast North Dakota

Lake Ashtabula is the result of Baldhill Dam on the Sheyenne River in Barnes County, North Dakota and is used for flood control, drinking water and recreation purposes. Construction was completed in 1950. It has a normal surface area of 8.5 square miles. It is owned by the U.S. Army Corps of Engineers.

Baldhill, also known as Lake Ashtabula is of earthen construction, concrete. The core is homogeneous, earth. The foundation is rock, soil. Though originally completed in 1950, the structure was modified in 1996. Its height is 60 feet with a length of 1800 feet. Maximum discharge is 126000 cubic feet per second. Its capacity is 156000 acre feet. Normal storage is 69500 acre feet. It drains an area of 8078 square miles.