Eucha

SPAVINAW CREEK· Delaware, Oklahoma· Built 1952· Earth· 95 ft tall
High Hazard Water Supply Local Government

Key Takeaway

Eucha is classified as high hazard in Oklahoma. It was completed in 1952 and is 74 years old. Its primary use is water supply. 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 95 ft (taller than 99.4% in OK)
Dam Length200 ft
Dam TypeEarth
Max Storage119.0K acre-ft
Normal Storage79.6K acre-ft
Surface Area2,860 acres
Drainage Area360 sq mi
Max Discharge298,000 cfs
Year Completed1952 (74 years old)
NID IDOK11026

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: March 10, 2022
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

CITY OF TULSA

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Eucha?

Eucha 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 Eucha?

Eucha is owned by CITY OF TULSA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Eucha built?

Eucha was completed in 1952, making it 74 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 Eucha?

Eucha serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Eucha?

Eucha 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 Eucha last inspected?

Eucha was last inspected on March 10, 2022. 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.