Milesville Dam ???

TR-CHEYENNE RIVER· Haakon, South Dakota· Built 1938· Earth· 15 ft tall
Low Hazard Recreation State Government

Key Takeaway

Milesville Dam ??? is classified as low hazard in South Dakota. It was completed in 1938 and is 88 years old. Its primary use is recreation.

Physical Details

Dam Height 15 ft (taller than 11.1% in SD)
Dam Length600 ft
Dam TypeEarth
Max Storage280 acre-ft
Normal Storage110 acre-ft
Max Discharge1,250 cfs
Year Completed1938 (88 years old)
NID IDSD00881

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

S&PL

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Milesville Dam ????

Milesville 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 Milesville Dam ????

Milesville Dam ??? is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Milesville Dam ??? built?

Milesville Dam ??? was completed in 1938, making it 88 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 Milesville Dam ????

Milesville 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 Milesville Dam ????

Milesville Dam ??? 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.

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.