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 251–275 of 339
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Robbins Pond Dam Allen County | 18 | 1992 | Low | Satisfactory |
| Robins Ridge Golf Club Lake No. 1 Dam Guernsey County | 26 | 1970 | Low | Fair |
| Robins Ridge Golf Club Lake No. 2 Dam Guernsey County | 28 | — | Low | Fair |
| Rogers Lake Dam Stark County | 13 | — | Low | Poor |
| Rohr'S Lake Dam Ashland County | 22 | 1971 | Low | Poor |
| Rose Lake Upper Dam Warren County | 36 | 1950 | Low | Satisfactory |
| Russellville Reservoir Dam Brown County | 39 | 1963 | Low | Poor |
| Rustic Lake Dam Lorain County | 21 | 1964 | Low | Satisfactory |
| Sandy Ridge Wetland Dam Lorain County | 14 | 1997 | Low | Poor |
| Sauer Lake Dam Trumbull County | 14 | 1955 | Low | Poor |
| Schafer Lake Dam Noble County | 33 | 1962 | Low | Fair |
| Schmidt Lake Dam Medina County | 20 | — | Low | Fair |
| Schoonover Lake Dam Allen County | 17 | 1890 | Low | Satisfactory |
| Schultz Lake Dam Portage County | 15 | 1932 | Low | Poor |
| Scio Pottery Lake Dam Harrison County | 31 | — | Low | Poor |
| Scioto Hills Baptist Camp Lake Dam Scioto County | 33 | 1950 | Low | Fair |
| Sellers Lake Dam Ashland County | 35 | 1963 | Low | Satisfactory |
| Shady Hollow Pond Dam Stark County | 14 | — | Low | Poor |
| Sharon Golf Club Lake Dam Medina County | 15 | 1960 | Low | Fair |
| Shelton Lake Dam Perry County | 26 | 1974 | Low | Poor |
| Sherwood Forrest Campgrounds Lake Dam Medina County | 33 | — | Low | Poor |
| Shilo Lake Dam Lorain County | 29 | 1950 | Low | Satisfactory |
| Sili Lake Dam Ashtabula County | 15 | 1972 | Low | Poor |
| Simco Sediment Pond E-55 Dam Coshocton County | 34 | 1989 | Low | Satisfactory |
| Slate Run Metro Park Dam Pickaway County | 15 | 1993 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.