Kay Thompson Dam

Tr-Boggy Bayou· Caddo, Louisiana· Built 1945· Earth· 19 ft tall
Low Hazard Recreation Private

Key Takeaway

Kay Thompson Dam is classified as low hazard in Louisiana. It was completed in 1945 and is 81 years old. Its primary use is recreation.

Physical Details

Dam Height 19 ft (taller than 55.9% in LA)
Dam Length950 ft
Dam TypeEarth
Max Storage209 acre-ft
Normal Storage176 acre-ft
Surface Area22 acres
Drainage Area2 sq mi
Max Discharge195 cfs
Year Completed1945 (81 years old)
Year Modified2016
NID IDLA00545

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: September 21, 2021
State Regulated: Yes
Regulatory Agency: LA DOTD

Ownership

Joe Thompson

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kay Thompson Dam?

Kay Thompson Dam 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 Kay Thompson Dam?

Kay Thompson Dam is owned by Joe Thompson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kay Thompson Dam built?

Kay Thompson Dam was completed in 1945, making it 81 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 Kay Thompson Dam?

Kay Thompson 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 Kay Thompson Dam?

Kay Thompson 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.

When was Kay Thompson Dam last inspected?

Kay Thompson Dam was last inspected on September 21, 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.