Terrace Lake Dam

TR-BLUE RIVER· Jackson, Missouri· Built 1964· Earth· 25 ft tall
High Hazard Recreation Private

Key Takeaway

Terrace Lake Dam is classified as high hazard in Missouri. It was completed in 1964 and is 62 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 25 ft (taller than 23.5% in MO)
Dam TypeEarth
Max Storage67 acre-ft
Normal Storage40 acre-ft
Surface Area5 acres
Drainage Area90 sq mi
Year Completed1964 (62 years old)
NID IDMO20167

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: No
Last Inspection: August 17, 1978
State Regulated: No

Ownership

TERRACE LK HO ASSOC INC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Terrace Lake Dam?

Terrace Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Terrace Lake Dam?

Terrace Lake Dam is owned by TERRACE LK HO ASSOC INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Terrace Lake Dam built?

Terrace Lake Dam was completed in 1964, making it 62 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 Terrace Lake Dam?

Terrace Lake 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 Terrace Lake Dam?

Terrace Lake Dam has a dam height of 25 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 Terrace Lake Dam last inspected?

Terrace Lake Dam was last inspected on August 17, 1978. 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.