Willow Creek Bor Co

WILLOW CREEK· Grand, Colorado· Built 1953· Earth· 95 ft tall
High Hazard Irrigation Recreation Federal Government

Key Takeaway

Willow Creek Bor Co is classified as high hazard in Colorado. It was completed in 1953 and is 73 years old. Its primary use is irrigation. 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 95 ft (taller than 95.7% in CO)
Dam Length1,100 ft
Dam TypeEarth
Max Storage11.2K acre-ft
Normal Storage10.6K acre-ft
Surface Area303 acres
Drainage Area127 sq mi
Max Discharge3,150 cfs
Year Completed1953 (73 years old)
NID IDCO01670

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: September 16, 2020
State Regulated: Yes
Regulatory Agency: DWR

Ownership

RECLAMATION

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Willow Creek Bor Co?

Willow Creek Bor Co 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 Willow Creek Bor Co?

Willow Creek Bor Co is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Willow Creek Bor Co built?

Willow Creek Bor Co was completed in 1953, making it 73 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 Willow Creek Bor Co?

Willow Creek Bor Co serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Willow Creek Bor Co?

Willow Creek Bor Co has a dam height of 95 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 Willow Creek Bor Co last inspected?

Willow Creek Bor Co was last inspected on September 16, 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.