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 376–400 of 1,377
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Forest Hill Lake Camping Dam Coshocton County | 31 | 1947 | Significant | Poor |
| Forest Hill Park Dam No. 2 Cuyahoga County | 37 | 1963 | High | Poor |
| Forest Lake Dam Medina County | 30 | 1973 | Low | Poor |
| Forest Meadows Lake Dam Medina County | 11 | 1959 | Significant | Poor |
| Forest Meadows Lake Park Dam Medina County | 13 | — | Significant | Poor |
| Forked Run Lake Dam Meigs County | 56 | 1952 | High | Poor |
| Fort Jennings Wwt Lagoon Putnam County | 15 | 2002 | Significant | Satisfactory |
| Fortney Lake Dam Pickaway County | 15 | 1960 | Low | Satisfactory |
| Forty Acre Pond Dam Auglaize County | 15 | 1840 | Low | Poor |
| Foster'S Lake Dam Harrison County | 26 | 1960 | Low | Satisfactory |
| Fostoria Upground Reservoir No. 5 Hancock County | 36 | 1958 | High | Fair |
| Four Eagles Lake Dam Preble County | 45 | 1959 | High | Satisfactory |
| Four Mile Creek Site 10 Preble County | 17 | 2000 | Significant | Satisfactory |
| Four Mile Creek Site 14 Dam Preble County | 22 | 1998 | Low | Satisfactory |
| Four Mile Creek Site 15 Dam Preble County | 23 | 1997 | Low | Satisfactory |
| Four Mile Creek Site 9b Dam Preble County | 29 | 1995 | Low | Satisfactory |
| Fowler'S Mill Golf Course Upground Geauga County | 12 | 1971 | Significant | Poor |
| Foxlair Farms Lake Dam Pickaway County | 27 | 1955 | Low | Poor |
| Franchester Lake Dam Wayne County | 20 | 1966 | Undetermined | Poor |
| Franz Pond Dam Miami County | 21 | 1876 | High | Poor |
| Fremont Upground Reservoir Sandusky County | 34 | 2012 | High | Satisfactory |
| Freshwater Cross-Valley Pond 001 Dam Jackson County | 17 | 1981 | Significant | Poor |
| Friendship Park Lake Dam Jefferson County | 94 | 1972 | High | Fair |
| Fritz Pond Dam Columbiana County | 26 | 1974 | Low | Poor |
| Frohring Lake Dam Geauga County | 18 | 1957 | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.