Lake Ashby Dam

Fauquier, Virginia· Earth· 9 ft tall

High Hazard Other Not Listed

Key Takeaway

Lake Ashby Dam is classified as high hazard in Virginia. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height	9 ft (taller than 1.3% in VA)
Dam Length	1,275 ft
Dam Type	Earth
Max Storage	263 acre-ft
Normal Storage	156 acre-ft

Surface Area	39 acres
Drainage Area	0 sq mi
NID ID	VA061050

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes

Last Inspection: November 18, 2022

State Regulated: Yes

Regulatory Agency: Department of Conservation and Recreation

Ownership

Not Listed

Nearby Dams

Lake Brittle Dam

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Lake Anne Dam

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High Hazard 20 ft

Silbersiepe Dam

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Buckland Dam

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Valley Green Dam

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Springhill Farm Dam

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T. Nelson Elliott Dam

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Warrenton Lake Dam

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High Hazard 24 ft

Frequently Asked Questions

What is the hazard classification of Lake Ashby Dam?

Lake Ashby Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Lake Ashby Dam?

Lake Ashby Dam is owned by information not available (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Lake Ashby Dam?

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

How tall is Lake Ashby Dam?

Lake Ashby Dam has a dam height of 9 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 Lake Ashby Dam last inspected?

Lake Ashby Dam was last inspected on November 18, 2022. 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.