Carey Detention

DRY CREEK TRIB. OF CROW CREEK· Laramie, Wyoming· Built 1984· Earth· 18 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Carey Detention is classified as high hazard in Wyoming. It was completed in 1984 and is 42 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 18 ft (taller than 17.2% in WY)
Dam Length1,400 ft
Dam TypeEarth
Normal Storage131 acre-ft
Surface Area11 acres
Drainage Area5 sq mi
Max Discharge400 cfs
Year Completed1984 (42 years old)
Year Modified1986
NID IDWY01586

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: April 13, 2023
State Regulated: Yes
Regulatory Agency: SEO

Ownership

CITY OF CHEYENNE

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Carey Detention?

Carey Detention 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 Carey Detention?

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

When was Carey Detention built?

Carey Detention 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 Carey Detention?

Carey Detention 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 Carey Detention?

Carey Detention has a dam height of 18 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 Carey Detention last inspected?

Carey Detention was last inspected on April 13, 2023. 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.