Rock Mountain Lake

TR-BARTON BRANCH· Jefferson, Alabama· Built 1936· Earth·
Significant Hazard Water Supply Private

Key Takeaway

Rock Mountain Lake is classified as significant hazard in Alabama. It was completed in 1936 and is 90 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,838 ft
Dam TypeEarth
Max Storage254 acre-ft
Normal Storage184 acre-ft
Max Discharge296 cfs
Year Completed1936 (90 years old)
NID IDAL01271

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: No
State Regulated: No

Ownership

B@HAM IND WATER BOARD

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Rock Mountain Lake?

Rock Mountain Lake 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 Rock Mountain Lake?

Rock Mountain Lake is owned by B@HAM IND WATER BOARD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Rock Mountain Lake built?

Rock Mountain Lake was completed in 1936, making it 90 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 Rock Mountain Lake?

Rock Mountain Lake serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

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.