Prague Lake

SAND CREEK· Lincoln, Oklahoma· Built 1984· Earth· 45 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Prague Lake is classified as significant hazard in Oklahoma. It was completed in 1984 and is 42 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 45 ft (taller than 90.3% in OK)
Dam Length1,460 ft
Dam TypeEarth
Max Storage5.7K acre-ft
Normal Storage2.4K acre-ft
Surface Area225 acres
Drainage Area7 sq mi
Max Discharge4,229 cfs
Year Completed1984 (42 years old)
NID IDOK03000

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: No
Last Inspection: December 23, 2015
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

CITY OF PRAGUE

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Prague Lake?

Prague Lake 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 Prague Lake?

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

When was Prague Lake built?

Prague Lake was completed in 1984, making it 42 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 Prague Lake?

Prague Lake 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 Prague Lake?

Prague Lake has a dam height of 45 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 Prague Lake last inspected?

Prague Lake was last inspected on December 23, 2015. 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.