Sergent Lake Dam

TR-BRUSH CREEK· Polk, Missouri· Built 1977· Earth· 22 ft tall

Key Takeaway

Sergent Lake Dam is classified as significant hazard in Missouri. It was completed in 1977 and is 49 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 22 ft (taller than 14.9% in MO)
Dam Length950 ft
Dam TypeEarth
Max Storage77 acre-ft
Normal Storage42 acre-ft
Surface Area7 acres
Drainage Area324 sq mi
Max Discharge221 cfs
Year Completed1977 (49 years old)
NID IDMO31668

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
State Regulated: No

Ownership

RAYMOND SERGENT

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sergent Lake Dam?

Sergent Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Sergent Lake Dam?

Sergent Lake Dam is owned by RAYMOND SERGENT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sergent Lake Dam built?

Sergent Lake Dam was completed in 1977, making it 49 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 Sergent Lake Dam?

Sergent Lake Dam serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sergent Lake Dam?

Sergent Lake Dam has a dam height of 22 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.