Thetford Dam

Hanover, Virginia· 21 ft tall
Unknown Private

Key Takeaway

Thetford Dam is classified as unknown in Virginia.

Physical Details

Dam Height 21 ft (taller than 31.6% in VA)
Dam Length300 ft
Max Storage181 acre-ft
Normal Storage100 acre-ft
Surface Area15 acres
Drainage Area1 sq mi
NID IDVA085109

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

Thetford Agricultural Properties

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Thetford Dam?

Thetford 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 Thetford Dam?

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

How tall is Thetford Dam?

Thetford Dam has a dam height of 21 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.