Gregory Dam

Unnamed tributary to John's Run· Pittsylvania, Virginia· Earth· 29 ft tall
Unknown Irrigation Private

Key Takeaway

Gregory Dam is classified as unknown in Virginia. Its primary use is irrigation.

Physical Details

Dam Height 29 ft (taller than 64.7% in VA)
Dam Length435 ft
Dam TypeEarth
Max Storage70 acre-ft
Normal Storage55 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
NID IDVA143096

Safety Information

Unknown

Hazard potential has not been determined.

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

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

James B Gregory

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gregory Dam?

Gregory Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Gregory Dam?

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

What is the primary purpose of Gregory Dam?

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

How tall is Gregory Dam?

Gregory Dam has a dam height of 29 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.

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.