Woman Creek

WOMAN CREEK-OS· Jefferson, Colorado· Built 1995· Earth· 50 ft tall
High Hazard Flood Risk Reduction Other Local Government

Key Takeaway

Woman Creek is classified as high hazard in Colorado. It was completed in 1995 and is 31 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 50 ft (taller than 88.1% in CO)
Dam Length4,470 ft
Dam TypeEarth
Max Storage1.2K acre-ft
Normal Storage836 acre-ft
Surface Area38 acres
Drainage Area5 sq mi
Max Discharge59,000 cfs
Year Completed1995 (31 years old)
NID IDCO02787

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: October 29, 2020
State Regulated: Yes
Regulatory Agency: DWR

Ownership

CITY OF WESTMINSTER (NIMS, JOSH)

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Woman Creek?

Woman Creek 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 Woman Creek?

Woman Creek is owned by CITY OF WESTMINSTER (NIMS, JOSH) (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Woman Creek built?

Woman Creek was completed in 1995, making it 31 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 Woman Creek?

Woman Creek serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Woman Creek?

Woman Creek has a dam height of 50 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 Woman Creek last inspected?

Woman Creek was last inspected on October 29, 2020. 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.