Williamson FRS

KISSIMMEE RIVER - OS· Okeechobee, Florida· Built 1989· Earth· 6 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Williamson FRS is classified as low hazard in Florida. It was completed in 1989 and is 37 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 6 ft (taller than 0.3% in FL)
Dam Length3,049 ft
Dam TypeEarth
Max Storage57 acre-ft
Normal Storage11 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1989 (37 years old)
NID IDFL83651

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: No
Last Inspection: June 7, 1994
State Regulated: Yes
Regulatory Agency: FDEP

Ownership

VAL MURRISH

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Williamson FRS?

Williamson FRS 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 Williamson FRS?

Williamson FRS is owned by VAL MURRISH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Williamson FRS built?

Williamson FRS was completed in 1989, making it 37 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 Williamson FRS?

Williamson FRS serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Williamson FRS?

Williamson FRS has a dam height of 6 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 Williamson FRS last inspected?

Williamson FRS was last inspected on June 7, 1994. 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.