|Ohio River Basin Commission|
Interstate water quantity oriented organization providing a forum for study and discussion of interstate water resources issues.
|Ohio River Valley Water Sanitation Commission|
Multi-state cooperative water quality improvement program. Includes online information about river conditions.
|Ohio River Watch|
Links to finding a towboat and getting updates of the Ohio including three day forecasts, local river stages, and water elevations.
|The Ohio River System|
The Ohio River begins at the confluence of the Allegheny and Monongahela rivers at the Point in Pittsburgh, Pa., and flows 981 miles to join the Mississippi at Cairo, Ill.