R. Keckley No.1

TR CHEYENNE· Ziebach, South Dakota· Built 1967· Earth· 24 ft tall

Key Takeaway

R. Keckley No.1 is classified as low hazard in South Dakota. It was completed in 1967 and is 59 years old. Its primary use is fire protection.

Physical Details

Dam Height 24 ft (taller than 53.3% in SD)
Dam Length625 ft
Dam TypeEarth
Max Storage152 acre-ft
Normal Storage95 acre-ft
Max Discharge2,745 cfs
Year Completed1967 (59 years old)
NID IDSD02102

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

RAY & RUSSELL KECKLEY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of R. Keckley No.1?

R. Keckley No.1 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 R. Keckley No.1?

R. Keckley No.1 is owned by RAY & RUSSELL KECKLEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was R. Keckley No.1 built?

R. Keckley No.1 was completed in 1967, making it 59 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 R. Keckley No.1?

R. Keckley No.1 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 R. Keckley No.1?

R. Keckley No.1 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.