Hayes Lake Dam
Hayes Lake Dam is an earth dam located in Cuyahoga County, Ohio, built in 1968. It carries a Significant hazard potential classification and has a fair condition assessment.
About Hayes Lake Dam
The primary purpose of Hayes Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Joseph Bliss (private). It impounds the Tributary To East Branch Rocky River near North Royalton.
The dam stands 45 feet tall and stretches 1,200 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 93 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1968, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/26/2023.
At 45 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Ohio |
| County | Cuyahoga |
| Nearest City | North Royalton |
| River/Stream | Tributary To East Branch Rocky River |
| Coordinates | 41.27806, -81.73444 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 450 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Joseph Bliss |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/26/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH00351 |
| Federal ID | OH00351 |
| More Info | State Dam Safety Program |