Little White River Dike

LITTLE WHITE RIVER· Bennett, South Dakota· Built 1934· Earth· 24 ft tall
Low Hazard Fish And Wildlife Pond Recreation Federal Government

Key Takeaway

Little White River Dike is classified as low hazard in South Dakota. It was completed in 1934 and is 92 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 24 ft (taller than 53.3% in SD)
Dam Length4,070 ft
Dam TypeEarth
Max Storage2.6K acre-ft
Normal Storage1.3K acre-ft
Surface Area77 acres
Drainage Area204 sq mi
Max Discharge6,100 cfs
Year Completed1934 (92 years old)
NID IDSD01193

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: Yes
State Regulated: No
Regulatory Agency: DANR

Ownership

DEPT. OF INTERIOR FWS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Little White River Dike?

Little White River Dike 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 Little White River Dike?

Little White River Dike is owned by DEPT. OF INTERIOR FWS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Little White River Dike built?

Little White River Dike was completed in 1934, making it 92 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 Little White River Dike?

Little White River Dike serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Little White River Dike?

Little White River Dike has a dam height of 24 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.