SCS-Okmulgee Creek Site-1

OKMULGEE CREEK· Okmulgee, Oklahoma· Built 1966· Earth· 34 ft tall
High Hazard Flood Risk Reduction State Government

Key Takeaway

SCS-Okmulgee Creek Site-1 is classified as high hazard in Oklahoma. It was completed in 1966 and is 60 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 34 ft (taller than 70.5% in OK)
Dam Length5,876 ft
Dam TypeEarth
Max Storage11.1K acre-ft
Normal Storage299 acre-ft
Surface Area94 acres
Drainage Area11 sq mi
Max Discharge15,000 cfs
Year Completed1966 (60 years old)
NID IDOK01358

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: November 6, 2011
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

OKMULGEE CO CONS DIST

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of SCS-Okmulgee Creek Site-1?

SCS-Okmulgee Creek Site-1 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates SCS-Okmulgee Creek Site-1?

SCS-Okmulgee Creek Site-1 is owned by OKMULGEE CO CONS DIST (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was SCS-Okmulgee Creek Site-1 built?

SCS-Okmulgee Creek Site-1 was completed in 1966, making it 60 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 SCS-Okmulgee Creek Site-1?

SCS-Okmulgee Creek Site-1 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is SCS-Okmulgee Creek Site-1?

SCS-Okmulgee Creek Site-1 has a dam height of 34 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 SCS-Okmulgee Creek Site-1 last inspected?

SCS-Okmulgee Creek Site-1 was last inspected on November 6, 2011. 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.