Mike Johnson Dam

trib. Mechunk Creek· Fluvanna, Virginia· Earth· 19 ft tall
Unknown Recreation Private

Key Takeaway

Mike Johnson Dam is classified as unknown in Virginia. Its primary use is recreation.

Physical Details

Dam Height 19 ft (taller than 24.5% in VA)
Dam Length400 ft
Dam TypeEarth
Max Storage62 acre-ft
Drainage Area0 sq mi
NID IDVA003003

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: Yes
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Cosner, Dillard W. and Leslie E. W.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mike Johnson Dam?

Mike Johnson Dam 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 Mike Johnson Dam?

Mike Johnson Dam is owned by Cosner, Dillard W. and Leslie E. W. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Mike Johnson Dam?

Mike Johnson 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 Mike Johnson Dam?

Mike Johnson Dam has a dam height of 19 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.