Lake Thunderbird Lower Dam

TR-AUXVASSE CREEK· Callaway, Missouri· Built 1968· Earth· 68 ft tall
Low Hazard Recreation Private

Key Takeaway

Lake Thunderbird Lower Dam is classified as low hazard in Missouri. It was completed in 1968 and is 58 years old. Its primary use is recreation.

Physical Details

Dam Height 68 ft (taller than 98.2% in MO)
Dam Length400 ft
Dam TypeEarth
Max Storage612 acre-ft
Normal Storage612 acre-ft
Surface Area20 acres
Drainage Area1 sq mi
Max Discharge1,056 cfs
Year Completed1968 (58 years old)
Year Modified1989
NID IDMO11426

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: January 22, 2020
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

THUNDERBIRD LAKE INC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Thunderbird Lower Dam?

Lake Thunderbird Lower 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 Lake Thunderbird Lower Dam?

Lake Thunderbird Lower Dam is owned by THUNDERBIRD LAKE INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Thunderbird Lower Dam built?

Lake Thunderbird Lower Dam was completed in 1968, making it 58 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 Thunderbird Lower Dam?

Lake Thunderbird Lower 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 Lake Thunderbird Lower Dam?

Lake Thunderbird Lower Dam has a dam height of 68 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 Thunderbird Lower Dam last inspected?

Lake Thunderbird Lower Dam was last inspected on January 22, 2020. 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.