Buffalo Lake Road Dam 1

TR CHEYENNE· Ziebach, South Dakota· Built 1961· Earth· 95 ft tall
Significant Hazard Recreation State Government

Key Takeaway

Buffalo Lake Road Dam 1 is classified as significant hazard in South Dakota. It was completed in 1961 and is 65 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 95 ft (taller than 99.6% in SD)
Dam Length1,000 ft
Dam TypeEarth
Max Storage2.7K acre-ft
Normal Storage1.7K acre-ft
Max Discharge100 cfs
Year Completed1961 (65 years old)
Year Modified1991
NID IDSD00518

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: September 8, 2021
State Regulated: Yes
Regulatory Agency: DANR

Ownership

DEPT. OF TRANSPORTATION

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Buffalo Lake Road Dam 1?

Buffalo Lake Road Dam 1 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Buffalo Lake Road Dam 1?

Buffalo Lake Road Dam 1 is owned by DEPT. OF TRANSPORTATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Buffalo Lake Road Dam 1 built?

Buffalo Lake Road Dam 1 was completed in 1961, making it 65 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 Buffalo Lake Road Dam 1?

Buffalo Lake Road Dam 1 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 Buffalo Lake Road Dam 1?

Buffalo Lake Road Dam 1 has a dam height of 95 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 Buffalo Lake Road Dam 1 last inspected?

Buffalo Lake Road Dam 1 was last inspected on September 8, 2021. 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.