Lakes in Gallia County, Ohio
2 lakes counted in Gallia County - the largest is Tycoon Lake at 183 acres.
2
Lakes Counted
183 acres
Largest - Tycoon Lake
18 ft
Deepest - Tycoon Lake
Gallia County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Tycoon Lake | Gallia | 183 acres | 18 ft |
| 2 | Gavin Fly Ash Impoundment | Gallia | 136.6 acres | None |
Sources: Ohio DNR lake data; USGS. Verified October 28, 2026.