Kings Park West Section 18 Dam

Fairfax, Virginia· Built 1976· Earth· 26 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Kings Park West Section 18 Dam is classified as significant hazard in Virginia. It was completed in 1976 and is 50 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 26 ft (taller than 51.6% in VA)
Dam TypeEarth
Max Storage71 acre-ft
Drainage Area0 sq mi
Year Completed1976 (50 years old)
NID IDVA059039

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: September 14, 2021
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Fairfax County Board of Supervisors

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kings Park West Section 18 Dam?

Kings Park West Section 18 Dam 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 Kings Park West Section 18 Dam?

Kings Park West Section 18 Dam is owned by Fairfax County Board of Supervisors (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kings Park West Section 18 Dam built?

Kings Park West Section 18 Dam was completed in 1976, making it 50 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Kings Park West Section 18 Dam?

Kings Park West Section 18 Dam 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 Kings Park West Section 18 Dam?

Kings Park West Section 18 Dam has a dam height of 26 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 Kings Park West Section 18 Dam last inspected?

Kings Park West Section 18 Dam was last inspected on September 14, 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.