Taum Sauk Ps Upper

East Fork Black River· Reynolds, Missouri· Built 1963· Roller-Compacted Concrete· 125 ft tall
High Hazard Hydroelectric Public Utility

Key Takeaway

Taum Sauk Ps Upper is classified as high hazard in Missouri. It was completed in 1963 and is 63 years old. Its primary use is hydroelectric. 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 125 ft (taller than 99.7% in MO)
Dam Length6,750 ft
Dam TypeRoller-Compacted Concrete
Max Storage4.4K acre-ft
Normal Storage4.4K acre-ft
Surface Area55 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1963 (63 years old)
NID IDMO30040

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: Yes
Last Inspection: May 18, 2022
State Regulated: No

Ownership

Union Electric Company

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Taum Sauk Ps Upper?

Taum Sauk Ps Upper 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 Taum Sauk Ps Upper?

Taum Sauk Ps Upper is owned by Union Electric Company (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Taum Sauk Ps Upper built?

Taum Sauk Ps Upper was completed in 1963, making it 63 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 Taum Sauk Ps Upper?

Taum Sauk Ps Upper serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Taum Sauk Ps Upper?

Taum Sauk Ps Upper has a dam height of 125 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 Taum Sauk Ps Upper last inspected?

Taum Sauk Ps Upper was last inspected on May 18, 2022. 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.