Shell Creek Lake Dam

SHELL CREEK· Osage, Oklahoma· Built 1922· Buttress· 65 ft tall
High Hazard Water Supply Local Government

Key Takeaway

Shell Creek Lake Dam is classified as high hazard in Oklahoma. It was completed in 1922 and is 104 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 65 ft (taller than 98.1% in OK)
Dam Length757 ft
Dam TypeButtress
Max Storage12.7K acre-ft
Normal Storage9.5K acre-ft
Surface Area573 acres
Drainage Area15 sq mi
Max Discharge15,200 cfs
Year Completed1922 (104 years old)
NID IDOK11015

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 22, 2022
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

CITY OF SAND SPRINGS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Shell Creek Lake Dam?

Shell Creek Lake Dam 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 Shell Creek Lake Dam?

Shell Creek Lake Dam is owned by CITY OF SAND SPRINGS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Shell Creek Lake Dam built?

Shell Creek Lake Dam was completed in 1922, making it 104 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 Shell Creek Lake Dam?

Shell Creek Lake Dam 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 Shell Creek Lake Dam?

Shell Creek Lake Dam has a dam height of 65 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 Shell Creek Lake Dam last inspected?

Shell Creek Lake Dam was last inspected on November 22, 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.