Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Ohio River basin  | |
|---|---|
| BT | United States |
| .Ohio River basin | |
| RT | Kentucky |
| Illinois | |
| Indiana | |
| Ohio | |
| Pennsylvania | |
| West Virginia | |
| Mississippi River basin | |
| SN | E United States. Formed by confluence of Allegheny and Monongahela rivers. Chief tributaries are Beaver River, Muskingum River, Hocking River, Scioto River, Miami River, Wabash River, Kanawha River, Guyandot River, Big Sandy River, Licking River, Kentucky |