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 301–324 of 324
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Village of Amanda Dam Fairfield County | 16 | 1992 | Significant | Satisfactory |
| Wabash Structure No. 1 Dam Darke County | 37 | 1964 | Significant | Satisfactory |
| Wakeman Wwt Lagoon Huron County | 13 | 1993 | Significant | Satisfactory |
| Walter C. Best Lake Dam Geauga County | 15 | — | Low | Satisfactory |
| Wasmer Lake Dam Medina County | 20 | 1960 | Low | Satisfactory |
| Wayne Wwt Lagoon Wood County | 9 | 1996 | Significant | Satisfactory |
| Waynoka Wwt Lagoon Brown County | 13 | 1995 | Significant | Satisfactory |
| Westerville Reservoir Dam Delaware County | 47 | 1960 | High | Satisfactory |
| West Reservoir Dam Summit County | 22 | 1840 | High | Satisfactory |
| Williams Reservoir Allen County | 53 | 2012 | High | Satisfactory |
| Willoway Upground No. 5 Dam Lorain County | 12 | 1999 | High | Satisfactory |
| Wilmington Upground Reservoir No. 1 Clinton County | 19 | 1945 | High | Satisfactory |
| Wilmington Upground Reservoir No. 2 Clinton County | 31 | 1963 | High | Satisfactory |
| Winchester Wwt Lagoon No. 2 Adams County | 25 | 2004 | Significant | Satisfactory |
| Winchester Wwt Lagoon No. 3 Adams County | 21 | 2004 | Significant | Satisfactory |
| Winton Woods Golf Course Lake "E" Dam Hamilton County | 50 | 1994 | Significant | Satisfactory |
| Wolf Lakes Dams Medina County | 29 | 1958 | Low | Satisfactory |
| Wolf Run Lake Dam Noble County | 76 | 1966 | High | Satisfactory |
| Wright Farm West Detention Basin Dam Hamilton County | 26 | 1996 | High | Satisfactory |
| Yellow Creek Upground Reservoir Putnam County | 30 | 2006 | Significant | Satisfactory |
| Zepernick Lake Dam Columbiana County | 14 | 1950 | Significant | Satisfactory |
| Zimber Ditch Detention Basin B Summit County | 17 | 2007 | High | Satisfactory |
| Zoldan Pond Dam Mahoning County | 31 | 2003 | Low | Satisfactory |
| Zupan Lake Dam Ashland County | 29 | 2000 | Low | Satisfactory |
PreviousPage 13 of 13
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.