Rio Grande Reservoir is a reservoir located in Gallia County, Ohio. It appears on the Rio Grande USGS 7.5-minute topographic quadrangle. The nearest populated place is Rio Grande, approximately 0.6 miles to the ESE.
Gallia County · Ohio
Rio Grande Reservoir is a reservoir located in Gallia County, Ohio. It appears on the Rio Grande USGS 7.5-minute topographic quadrangle. The nearest populated place is Rio Grande, approximately 0.6 miles to the ESE.