Mundt Dam

TR MISSOURI· Sully, South Dakota· Built 1937· Earth· 25 ft tall

Key Takeaway

Mundt Dam is classified as low hazard in South Dakota. It was completed in 1937 and is 89 years old. Its primary use is fire protection.

Physical Details

Dam Height 25 ft (taller than 57.4% in SD)
Dam Length526 ft
Dam TypeEarth
Max Storage354 acre-ft
Normal Storage105 acre-ft
Surface Area21 acres
Drainage Area12 sq mi
Max Discharge1,350 cfs
Year Completed1937 (89 years old)
Year Modified1998
NID IDSD00431

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: May 11, 2017
State Regulated: Yes
Regulatory Agency: DANR

Ownership

Craig or Curtis Mundt

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mundt Dam?

Mundt 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 Mundt Dam?

Mundt Dam is owned by Craig or Curtis Mundt (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mundt Dam built?

Mundt Dam was completed in 1937, making it 89 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 Mundt Dam?

Mundt 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 Mundt Dam?

Mundt 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 Mundt Dam last inspected?

Mundt Dam was last inspected on May 11, 2017. 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.