Sd Noname 84

BADRIVEROFFSTREAM· Haakon, South Dakota· Built 1958· Earth· 15 ft tall
Low Hazard Fire Protection Stock Or Small Fish Pond Private

Key Takeaway

Sd Noname 84 is classified as low hazard in South Dakota. It was completed in 1958 and is 68 years old. Its primary use is fire protection.

Physical Details

Dam Height 15 ft (taller than 11.1% in SD)
Dam Length630 ft
Dam TypeEarth
Max Storage108 acre-ft
Normal Storage53 acre-ft
Max Discharge1,260 cfs
Year Completed1958 (68 years old)
NID IDSD00706

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: October 3, 1973
State Regulated: Yes
Regulatory Agency: DANR

Ownership

MARTIN NELSON

Private

Nearby Dams

Sd Noname 82

Haakon, SD

Low Hazard 14 ft

Sd Noname 83

Haakon, SD

Low Hazard 15 ft

Sd Noname 85

Haakon, SD

Low Hazard 18 ft

Sd Noname 86

Haakon, SD

Low Hazard 14 ft

Sd Noname 87

Haakon, SD

Low Hazard 17 ft

Sd Noname 39

Haakon, SD

Low Hazard 13 ft

Sd Noname 40

Haakon, SD

Low Hazard 13 ft

Sd Noname 37

Haakon, SD

Low Hazard 19 ft

Frequently Asked Questions

What is the hazard classification of Sd Noname 84?

Sd Noname 84 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 Sd Noname 84?

Sd Noname 84 is owned by MARTIN NELSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sd Noname 84 built?

Sd Noname 84 was completed in 1958, making it 68 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 Sd Noname 84?

Sd Noname 84 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 Sd Noname 84?

Sd Noname 84 has a dam height of 15 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 Sd Noname 84 last inspected?

Sd Noname 84 was last inspected on October 3, 1973. 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.