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 951–975 of 1,377
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Paul'S Lake Dam Darke County | 17 | — | Significant | Poor |
| Paw Paw Lake Dam Geauga County | 15 | 1920 | Low | Poor |
| Perry County Recreation Assoc. Lake Dam Perry County | 19 | 1969 | Significant | Fair |
| Perry Reclamation Dam No. 2 Perry County | 27 | — | Low | Poor |
| Peter Lake Dam Hamilton County | 50 | 1936 | Significant | Satisfactory |
| Peterson Lake Dam Stark County | 17 | 1954 | Low | Poor |
| Pheasant Run Lake Dam Lorain County | 11 | — | Significant | Fair |
| Piedmont Dam Harrison County | 56 | 1937 | High | Not Available |
| Pierce-Ruhland Pond Dam Ashtabula County | 34 | 1969 | Significant | Satisfactory |
| Pike Lake Dam Pike County | 31 | 1937 | High | Satisfactory |
| Pine Creek Structure No. 8 Dam Lawrence County | 36 | 1972 | High | Fair |
| Pine Hill Golf Club Lake No. 3 Dam Medina County | 56 | 1969 | Significant | Fair |
| Pine Hill Lake Dam Warren County | 31 | — | High | Satisfactory |
| Pine Lake Dam Logan County | 25 | — | High | Poor |
| Pine Lake Dam Ross County | 34 | 1938 | Significant | Satisfactory |
| Pine Lake Dam Pike County | 16 | 1959 | Undetermined | Not Rated |
| Pine Lake Dam Mahoning County | 16 | 1911 | High | Satisfactory |
| Pine Lake Estates Dam Fairfield County | 26 | 1962 | High | Poor |
| Pine Lake No. 1 Dam Tuscarawas County | 36 | 1968 | Significant | Fair |
| Pine Valley Sportsmen'S Lake No. 1 Dam Jefferson County | 37 | 1964 | Significant | Fair |
| Pine Valley Sportsmen'S Lake No. 2 Dam Jefferson County | 21 | — | Significant | Poor |
| Pine Valley Sportsmen'S Lake No. 3 Dam Jefferson County | 31 | 1964 | Significant | Poor |
| Pine Valley Sportsmen'S Lake No. 4 Dam Jefferson County | 22 | 1964 | High | Poor |
| Piney Wood Lake Dam Warren County | 18 | — | Undetermined | Not Rated |
| Pintail Pond Dam Trumbull County | 8 | 1968 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.