John Rankin Lock and Dam - Right Canal Embankment

TOMBIGBEE· Itawamba, Mississippi· Built 1984· Gravity·
Significant Hazard Navigation Recreation Federal Government

Key Takeaway

John Rankin Lock and Dam - Right Canal Embankment is classified as significant hazard in Mississippi. It was completed in 1984 and is 42 years old. Its primary use is navigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,600 ft
Dam TypeGravity
Max Storage27.0K acre-ft
Normal Storage24.9K acre-ft
Surface Area1,992 acres
Drainage Area379 sq mi
Max Discharge116,400 cfs
Year Completed1984 (42 years old)
NID IDMS82201

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 7, 2021
State Regulated: No

Ownership

USACE - Mobile District

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of John Rankin Lock and Dam - Right Canal Embankment?

John Rankin Lock and Dam - Right Canal Embankment 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 John Rankin Lock and Dam - Right Canal Embankment?

John Rankin Lock and Dam - Right Canal Embankment is owned by USACE - Mobile District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was John Rankin Lock and Dam - Right Canal Embankment built?

John Rankin Lock and Dam - Right Canal Embankment was completed in 1984, making it 42 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 John Rankin Lock and Dam - Right Canal Embankment?

John Rankin Lock and Dam - Right Canal Embankment serves the following purposes: Navigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was John Rankin Lock and Dam - Right Canal Embankment last inspected?

John Rankin Lock and Dam - Right Canal Embankment was last inspected on June 7, 2021. 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.