White Rock Colony Nouth Dam

Bois De Sioux River-TR· Roberts, South Dakota· Earth· 18 ft tall
Low Hazard Irrigation Private

Key Takeaway

White Rock Colony Nouth Dam is classified as low hazard in South Dakota. Its primary use is irrigation.

Physical Details

Dam Height 18 ft (taller than 24.1% in SD)
Dam Length270 ft
Dam TypeEarth
Max Storage100 acre-ft
Normal Storage60 acre-ft
Max Discharge950 cfs
NID IDSD02638

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

White Rock Colony

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of White Rock Colony Nouth Dam?

White Rock Colony Nouth 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 White Rock Colony Nouth Dam?

White Rock Colony Nouth Dam is owned by White Rock Colony (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of White Rock Colony Nouth Dam?

White Rock Colony Nouth Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is White Rock Colony Nouth Dam?

White Rock Colony Nouth Dam has a dam height of 18 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.