Ohio River Watch
- Links to finding a towboat and getting updates of the Ohio including three day forecasts, local river stages, and water elevations.
- http://laurelrose.com/OHIORIVER.HTM

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.
- http://www.lrp.usace.army.mil/nav/ohioback.htm

Ohio River Valley Water Sanitation Commission
- Multi-state cooperative water quality improvement program. Includes online information about river conditions.
- http://www.orsanco.org/