Twin Lakes Dam

TR-Opequon Creek· Frederick, Virginia· Earth· 35 ft tall
Low Hazard Recreation Private

Key Takeaway

Twin Lakes Dam is classified as low hazard in Virginia. Its primary use is recreation.

Physical Details

Dam Height 35 ft (taller than 80% in VA)
Dam Length350 ft
Dam TypeEarth
Max Storage285 acre-ft
Normal Storage142 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
NID IDVA069007

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: Yes
Last Inspection: December 10, 2021
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Twin Lakes Community Association

Private

Nearby Dams

Clowser Dam

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Mhc Regency Lakes Dam

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Izaak Walton Park Pond

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Ma Smith Dam

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Helco Dam

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Unknown 29 ft

Dp Gum Dam

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Duncan Run Estates Dam

Berkeley, WV

Significant Hazard 21 ft

Lakeside Lake

Frederick, VA

High Hazard 21 ft

Frequently Asked Questions

What is the hazard classification of Twin Lakes Dam?

Twin Lakes Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Twin Lakes Dam?

Twin Lakes Dam is owned by Twin Lakes Community Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Twin Lakes Dam?

Twin Lakes Dam 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 Twin Lakes Dam?

Twin Lakes Dam has a dam height of 35 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 Twin Lakes Dam last inspected?

Twin Lakes Dam was last inspected on December 10, 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.