Greenup Locks And Dam
Greenup Locks And Dam is a concrete dam located in Greenup County, Kentucky, built in 1962. It carries a Significant hazard potential classification.
About Greenup Locks And Dam
The primary purpose of Greenup Locks And Dam is navigation. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway. The dam is owned by Usace - Huntington District (federal). It impounds the Ohio River near Wheelersburg.
The dam stands 78 feet tall and stretches 1,622 feet across, creates a reservoir covering 11,200 acres, has a maximum storage capacity of 351,700 acre-feet, and collects water from a drainage area of 62,000 square miles. Completed in 1962, 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. The most recent inspection on record was 10/26/2023.
At 78 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Kentucky |
| County | Greenup |
| Nearest City | Wheelersburg |
| River/Stream | Ohio River |
| Coordinates | 38.64700, -82.85963 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 78 ft |
| Dam Length | 1,622 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 351,700 acre-ft |
| Max Storage | 351,700 acre-ft |
| Normal Storage | 351,700 acre-ft |
| Surface Area | 11,200 acres |
| Drainage Area | 62,000 sq mi |
| Max Discharge | 90,600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Navigation |
| Owner | USACE - Huntington District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 10/26/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | KY03031 |
| Federal ID | KY03031 |
| More Info | State Dam Safety Program |