Kelly Road Detention

WESTERLY CREEK· Denver, Colorado· Built 1954· Earth· 32 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Kelly Road Detention is classified as high hazard in Colorado. It was completed in 1954 and is 72 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 32 ft (taller than 70.4% in CO)
Dam Length3,300 ft
Dam TypeEarth
Max Storage800 acre-ft
Normal Storage360 acre-ft
Surface Area37 acres
Drainage Area9 sq mi
Max Discharge60,000 cfs
Year Completed1954 (72 years old)
NID IDCO02345

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: December 7, 2021
State Regulated: Yes
Regulatory Agency: DWR

Ownership

CITY OF AURORA, STORMWATER DIVISION (EARNEST, MIKE

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kelly Road Detention?

Kelly Road 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 Kelly Road Detention?

Kelly Road Detention is owned by CITY OF AURORA, STORMWATER DIVISION (EARNEST, MIKE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kelly Road Detention built?

Kelly Road Detention was completed in 1954, making it 72 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 Kelly Road Detention?

Kelly Road 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 Kelly Road Detention?

Kelly Road Detention has a dam height of 32 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 Kelly Road Detention last inspected?

Kelly Road Detention was last inspected on December 7, 2021. 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.