Johnson Dam

Ashely Creek· Avery, North Carolina· Earth·
High Hazard Recreation Private

Key Takeaway

Johnson Dam is classified as high hazard in North Carolina. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length155 ft
Dam TypeEarth
Max Storage18 acre-ft
Normal Storage12 acre-ft
Surface Area2 acres
Max Discharge82 cfs
NID IDNC01853

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: April 19, 2016
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

Eugene Johnson

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Johnson Dam?

Johnson Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Johnson Dam?

Johnson Dam is owned by Eugene Johnson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Johnson Dam?

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

When was Johnson Dam last inspected?

Johnson Dam was last inspected on April 19, 2016. 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.