Buffalo River Dam # 4a

MILL CREEK· Amherst, Virginia· Earth· 64 ft tall
High Hazard Water Supply Local Government

Key Takeaway

Buffalo River Dam # 4a is classified as high hazard in Virginia. Its primary use is water supply. 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 64 ft (taller than 96.2% in VA)
Dam Length400 ft
Dam TypeEarth
Max Storage5.2K acre-ft
Normal Storage2.9K acre-ft
Surface Area194 acres
Drainage Area8 sq mi
NID IDVA009024

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 29, 2022
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Amherst County Department of Public Works;County of Amherst

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Buffalo River Dam # 4a?

Buffalo River Dam # 4a 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 Buffalo River Dam # 4a?

Buffalo River Dam # 4a is owned by Amherst County Department of Public Works;County of Amherst (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Buffalo River Dam # 4a?

Buffalo River Dam # 4a serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Buffalo River Dam # 4a?

Buffalo River Dam # 4a has a dam height of 64 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 Buffalo River Dam # 4a last inspected?

Buffalo River Dam # 4a was last inspected on April 29, 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.