Lake Monroe Dam

TR-KEYS RUN· King George, Virginia· Earth· 40 ft tall

High Hazard Recreation Private

Key Takeaway

Lake Monroe Dam is classified as high hazard in Virginia. Its primary use is recreation. 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	40 ft (taller than 86.6% in VA)
Dam Length	310 ft
Dam Type	Earth
Max Storage	602 acre-ft
Normal Storage	451 acre-ft

Surface Area	24 acres
Drainage Area	1 sq mi
NID ID	VA099006

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 29, 2021

State Regulated: Yes

Regulatory Agency: Department of Conservation and Recreation

Ownership

Presidental Lakes Property Owners' Association;Presidential Lakes Property Owners' Association

Private

Nearby Dams

Lake Madison Dam

King George, VA

Significant Hazard 34 ft

Powhatan Plantation Dam

King George, VA

Low Hazard 31 ft

Lake Jefferson Dam

King George, VA

Significant Hazard 34 ft

William Childress Dam

King George, VA

Unknown 8 ft

Madison Mill Dam

King George, VA

Unknown 17 ft

Debenard Dam #1

King George, VA

Unknown 15 ft

Spring Lake Dam

Caroline, VA

Unknown 31 ft

Lake Holiday Dam

Caroline, VA

Low Hazard 34 ft

Frequently Asked Questions

What is the hazard classification of Lake Monroe Dam?

Lake Monroe 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 Monroe Dam?

Lake Monroe Dam is owned by Presidental Lakes Property Owners' Association;Presidential Lakes Property Owners' Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Lake Monroe Dam?

Lake Monroe 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 Lake Monroe Dam?

Lake Monroe Dam has a dam height of 40 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 Monroe Dam last inspected?

Lake Monroe Dam was last inspected on November 29, 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.