Ohio Dams
1,377 dams tracked by the National Inventory of Dams
Total Dams
1,377
High Hazard
397
28.8%
Poor / Unsatisfactory
509
Average Age
65 yrs
Hazard Classification
High397 (28.8%)
Significant564 (41.0%)
Low339 (24.6%)
Condition Assessment
Satisfactory324 (23.5%)
Fair421 (30.6%)
Poor / Unsatisfactory509 (37.0%)
Not Rated123 (8.9%)
Federal
39
State
115
Local
356
Private
753
Tallest Dams
High Hazard Dams
Poor Condition Dams
All Dams in Ohio
Showing 201–225 of 421
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Lindon Lake Dam Ashtabula County | 27 | 1961 | Low | Fair |
| Lincoln Heights Upground Reservoir Hamilton County | 30 | 1942 | High | Fair |
| Libertyvale Lake Dam Delaware County | 14 | — | Significant | Fair |
| Letha House Lake Dam Medina County | 24 | 2001 | Significant | Fair |
| Lenox Lakes Dam Ashtabula County | 28 | 1969 | Significant | Fair |
| Lamborn No. 3 Dam Harrison County | 35 | 1968 | Low | Fair |
| Lambert Lake Dam Geauga County | 14 | 1992 | Undetermined | Fair |
| Lake White Dam Pike County | 39 | 1935 | High | Fair |
| Lakeview Dam Muskingum County | 15 | 1959 | Significant | Fair |
| Lakeview Cemetery Flood Control Dam Cuyahoga County | 89 | 1978 | High | Fair |
| Lake Timberlin Richland County | 31 | 1969 | Low | Fair |
| Lake Shawnee Dam Greene County | 45 | 1963 | High | Fair |
| Lake Royce Dam Ross County | 27 | 1960 | Low | Fair |
| Lake Rice Dam Hocking County | 32 | 1967 | Significant | Fair |
| Lake Quincy Dam Portage County | 18 | — | Significant | Fair |
| Lake Peniel Dam Morrow County | 17 | 1975 | Significant | Fair |
| Lake Mottram Upground Reservoir Hancock County | 20 | 1891 | High | Fair |
| Lake Medina Dam Medina County | 40 | 1966 | High | Fair |
| Lake Louise Dam Stark County | 25 | 1983 | Low | Fair |
| Lake Lavere Dam Williams County | 11 | — | Significant | Fair |
| Lake La Su An Dam Williams County | 19 | 1959 | Significant | Fair |
| Lake Kenisee Dam Ashtabula County | 13 | 1974 | Significant | Fair |
| Lake Kayla Dam Stark County | 31 | 1968 | Low | Fair |
| Lake-In-The-Woods Dam Geauga County | 26 | 1985 | High | Fair |
| Lake Hope Dam Vinton County | 34 | 1939 | Significant | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.