Lakes in Seneca County, Ohio
1 lakes counted in Seneca County - the largest is Beaver Creek Reservoir at 110 acres.
1
Lakes Counted
110 acres
Largest - Beaver Creek Reservoir
36 ft
Deepest - Beaver Creek Reservoir
Seneca County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Beaver Creek Reservoir | Seneca | 110 acres | 36 ft |
Sources: Ohio DNR lake data; USGS. Verified October 28, 2026.