Lake Shawnee Dam #3

Trib. Mill Creek· Powhatan, Virginia· Built 1974· Earth· 30 ft tall
Unknown Recreation Private

Key Takeaway

Lake Shawnee Dam #3 is classified as unknown in Virginia. It was completed in 1974 and is 52 years old. Its primary use is recreation.

Physical Details

Dam Height 30 ft (taller than 67.7% in VA)
Dam Length700 ft
Dam TypeEarth
Max Storage197 acre-ft
Year Completed1974 (52 years old)
NID IDVA145016

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: No
Last Inspection: June 1, 2021
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Lake Shawnee Lot Owners Assoc

Private

Nearby Dams

Lake Shawnee Dam #2

Powhatan, VA

Unknown 20 ft

Shawnee Dam #1

Powhatan, VA

Unknown 24 ft

Walkers Dam

Powhatan, VA

Unknown 40 ft

Rosson'S Dam

Powhatan, VA

Unknown 24 ft

Byers Mill Dam

Powhatan, VA

Unknown 23 ft

Hewins Dam

Powhatan, VA

Unknown 40 ft

Upper Byers Dam

Powhatan, VA

Low Hazard 34 ft

Lower Byers Dam

Powhatan, VA

Low Hazard 28 ft

Frequently Asked Questions

What is the hazard classification of Lake Shawnee Dam #3?

Lake Shawnee Dam #3 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 Lake Shawnee Dam #3?

Lake Shawnee Dam #3 is owned by Lake Shawnee Lot Owners Assoc (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Shawnee Dam #3 built?

Lake Shawnee Dam #3 was completed in 1974, making it 52 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 Lake Shawnee Dam #3?

Lake Shawnee Dam #3 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 Shawnee Dam #3?

Lake Shawnee Dam #3 has a dam height of 30 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 Shawnee Dam #3 last inspected?

Lake Shawnee Dam #3 was last inspected on June 1, 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.