Millers Ferry Lock and Dam

ALABAMA RIVER· Wilcox, Alabama· Built 1970· Gravity·
Significant Hazard Recreation Navigation Hydroelectric Federal Government

Key Takeaway

Millers Ferry Lock and Dam is classified as significant hazard in Alabama. It was completed in 1970 and is 56 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,167 ft
Dam TypeGravity
Max Storage331.8K acre-ft
Normal Storage331.8K acre-ft
Surface Area17,200 acres
Drainage Area20,637 sq mi
Max Discharge183,700 cfs
Year Completed1970 (56 years old)
NID IDAL01435

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: December 6, 2022
State Regulated: No

Ownership

USACE - Mobile District

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Millers Ferry Lock and Dam?

Millers Ferry Lock 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 Millers Ferry Lock and Dam?

Millers Ferry Lock and Dam is owned by USACE - Mobile District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Millers Ferry Lock and Dam built?

Millers Ferry Lock and Dam was completed in 1970, making it 56 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 Millers Ferry Lock and Dam?

Millers Ferry Lock and Dam serves the following purposes: Recreation, Navigation, Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Millers Ferry Lock and Dam last inspected?

Millers Ferry Lock and Dam was last inspected on December 6, 2022. 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.