Big Rock Lake is a reservoir located in Columbiana County, Ohio. It appears on the Lisbon USGS 7.5-minute topographic quadrangle. The nearest populated place is Unionville, approximately 0.7 miles to the E.
Columbiana County · Ohio
Big Rock Lake is a reservoir located in Columbiana County, Ohio. It appears on the Lisbon USGS 7.5-minute topographic quadrangle. The nearest populated place is Unionville, approximately 0.7 miles to the E.