F.P. Griffith Water Plant Stormwater Outflow #6

Little Occoquan Run· Fairfax, Virginia· Earth· 22 ft tall
Unknown Flood Risk Reduction Public Utility

Key Takeaway

F.P. Griffith Water Plant Stormwater Outflow #6 is classified as unknown in Virginia. Its primary use is flood risk reduction.

Physical Details

Dam Height 22 ft (taller than 34.1% in VA)
Dam Length470 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage16 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
NID IDVA059107

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

Fairfax County Water Authority

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of F.P. Griffith Water Plant Stormwater Outflow #6?

F.P. Griffith Water Plant Stormwater Outflow #6 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 F.P. Griffith Water Plant Stormwater Outflow #6?

F.P. Griffith Water Plant Stormwater Outflow #6 is owned by Fairfax County Water Authority (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of F.P. Griffith Water Plant Stormwater Outflow #6?

F.P. Griffith Water Plant Stormwater Outflow #6 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 F.P. Griffith Water Plant Stormwater Outflow #6?

F.P. Griffith Water Plant Stormwater Outflow #6 has a dam height of 22 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.