Regional Stormwater Facility T-40

Opossum Creek· Hanover, Virginia· Earth· 15 ft tall
Significant Hazard Recreation Public Utility

Key Takeaway

Regional Stormwater Facility T-40 is classified as significant hazard in Virginia. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 11.8% in VA)
Dam Length305 ft
Dam TypeEarth
Max Storage102 acre-ft
Normal Storage25 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
NID IDVA085055

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: Yes
Last Inspection: December 2, 2021
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Hanover County, Dept. of Public Works

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Regional Stormwater Facility T-40?

Regional Stormwater Facility T-40 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Regional Stormwater Facility T-40?

Regional Stormwater Facility T-40 is owned by Hanover County, Dept. of Public Works (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Regional Stormwater Facility T-40?

Regional Stormwater Facility T-40 serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Regional Stormwater Facility T-40?

Regional Stormwater Facility T-40 has a dam height of 15 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 Regional Stormwater Facility T-40 last inspected?

Regional Stormwater Facility T-40 was last inspected on December 2, 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.