Nodaway River
The Nodaway River is a 65.7-mile-long (105.7 km) tributary that flows from southwest Iowa through northwest Missouri into the Missouri River. It is considered a major water source by the Iowa DNR. == Etymology == The river's name (as "Nodawa") first appears in the journal of Lewis and Clark, who camped at the mouth of the river on July 8, 1804, but who provide no derivation of the name.