Mcalpine Locks and Dam

OHIO RIVER· Jefferson, Kentucky· Built 1964· Concrete·

Key Takeaway

Mcalpine Locks and Dam is classified as significant hazard in Kentucky. It was completed in 1964 and is 62 years old. Its primary use is navigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length9,100 ft
Dam TypeConcrete
Max Storage525.3K acre-ft
Normal Storage407.5K acre-ft
Surface Area18,840 acres
Drainage Area91,170 sq mi
Max Discharge116,000 cfs
Year Completed1964 (62 years old)
NID IDKY03034

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: June 13, 2019
State Regulated: No

Ownership

USACE - Louisville District

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mcalpine Locks and Dam?

Mcalpine Locks and Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Mcalpine Locks and Dam?

Mcalpine Locks and Dam is owned by USACE - Louisville District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mcalpine Locks and Dam built?

Mcalpine Locks and Dam was completed in 1964, making it 62 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Mcalpine Locks and Dam?

Mcalpine Locks and Dam serves the following purposes: Navigation, Fish And Wildlife Pond, Recreation, Hydroelectric, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Mcalpine Locks and Dam last inspected?

Mcalpine Locks and Dam was last inspected on June 13, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.