Black River (Ohio)
General data
- Name: Black River (Ohio)
- Water system: St. Lawrence River
- Water type: River
- Progression: Lake Erie -> Niagara River -> Lake Ontario -> St. Lawrence River -> Gulf of St. Lawrence -> Atlantic Ocean -> Planet Earth
- Climates: Continental
- Continents: North America
- Countries: United States of America
The Black River is a 12-mile (19 km) long tributary of Lake Erie located in Lorain County, Ohio in the United States. The City of Elyria sits on the banks of this river and via Lake Erie, the Niagara River and Lake Ontario, the Black River is part of the watershed of the St. Lawrence River, which flows to the Atlantic Ocean.