Gary Stone, Extension Educator
The Elkhorn River drainage system is in northeast Nebraska
The headwaters of the Elkhorn are in the eastern Sandhills near Bassett, Nebraska. The Missouri River forms the state's eastern boundary with South Dakota, Iowa and Missouri. The Missouri River boundary starts approximately 13 miles northeast of Spencer, Nebraska, ending seven miles southeast of Rulo, Nebraska. Numerous small creeks from the Missouri River Tributaries Basin drain into the Missouri River.
Read the complete article on CropWatch at https://cropwatch.unl.edu/2023/major-nebraska-rivers-and-their-drainages-part-2