South River Dam #11

CANADA RUN· Augusta, Virginia· Earth· 27 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

South River Dam #11 is classified as high hazard in Virginia. Its primary use is flood risk reduction. 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 Height 27 ft (taller than 56.5% in VA)
Dam Length1,150 ft
Dam TypeEarth
Max Storage292 acre-ft
Normal Storage24 acre-ft
Surface Area6 acres
Drainage Area1 sq mi
NID IDVA015012

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: March 24, 2021
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Headwaters Soil and Water Conservation District

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of South River Dam #11?

South River Dam #11 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 South River Dam #11?

South River Dam #11 is owned by Headwaters Soil and Water Conservation District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of South River Dam #11?

South River Dam #11 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is South River Dam #11?

South River Dam #11 has a dam height of 27 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was South River Dam #11 last inspected?

South River Dam #11 was last inspected on March 24, 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.