Truman Dam

TR-MOREAU· Harding, South Dakota· Built 1950· Earth· 20 ft tall

Key Takeaway

Truman Dam is classified as low hazard in South Dakota. It was completed in 1950 and is 76 years old. Its primary use is fire protection.

Physical Details

Dam Height 20 ft (taller than 33.7% in SD)
Dam Length545 ft
Dam TypeEarth
Max Storage96 acre-ft
Normal Storage75 acre-ft
Max Discharge700 cfs
Year Completed1950 (76 years old)
NID IDSD01435

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
State Regulated: Yes
Regulatory Agency: DANR

Ownership

ROY HIGHT

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Truman Dam?

Truman 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 Truman Dam?

Truman Dam is owned by ROY HIGHT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Truman Dam built?

Truman Dam was completed in 1950, making it 76 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 Truman Dam?

Truman Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Truman Dam?

Truman Dam has a dam height of 20 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.

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.