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 126–150 of 324
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Hunters Run Structure No. R-23 Fairfield County | 40 | 1960 | Significant | Satisfactory |
| Hutchings Station Dam Montgomery County | 9 | 1948 | Low | Satisfactory |
| Hutchins Lake Dam Richland County | 18 | 1965 | Low | Satisfactory |
| International Animal Preserve Pond Dam #9 Muskingum County | 24 | 1962 | Low | Satisfactory |
| Jack Towne Dam Guernsey County | 16 | 1948 | Low | Satisfactory |
| Jefferson Lake Dam Jefferson County | 26 | 1934 | High | Satisfactory |
| Jefferson Sportsman'S Lake No. 1 Dam Jefferson County | 39 | 1966 | Low | Satisfactory |
| Jewett Wwt Lagoon Harrison County | 12 | 1999 | Significant | Satisfactory |
| Kenridge Lake Dam Hamilton County | 20 | — | Significant | Satisfactory |
| Kerruish Stormwater Control Facility Dam Cuyahoga County | 40 | 1954 | High | Satisfactory |
| Kinskey Lake Dam Scioto County | 35 | 1969 | High | Satisfactory |
| Kirby Lake Dam Summit County | 20 | 1929 | Low | Satisfactory |
| Knox Lake Dam Knox County | 52 | 1954 | High | Satisfactory |
| Kunkle Wwt Lagoons Williams County | 17 | 2021 | Significant | Satisfactory |
| Kyger Creek South Fly Ash Pond Gallia County | 40 | 1955 | Significant | Satisfactory |
| Lake Austin Dam Jefferson County | 39 | 1947 | High | Satisfactory |
| Lake Brunswick Dam Medina County | 16 | 1930 | High | Satisfactory |
| Lake Butler Dam Summit County | 51 | 1961 | High | Satisfactory |
| Lake Cardinal Dam Ashtabula County | 31 | 1927 | Significant | Satisfactory |
| Lake Deerfoot Dam Hocking County | 16 | — | Significant | Satisfactory |
| Lake Forest Dam Summit County | 16 | 1952 | Significant | Satisfactory |
| Lake Forest Dam Lawrence County | 37 | 1958 | Significant | Satisfactory |
| Lake Greenbriar Dam Tuscarawas County | 30 | 1971 | Low | Satisfactory |
| Lake Henry Dam Jefferson County | 34 | 1969 | Low | Satisfactory |
| Lake Legendary Dam Muskingum County | 45 | 1968 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.