Colby Horse Park

LEON CREEK· Mesa, Colorado· Built 1956· Earth· 23 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Colby Horse Park is classified as significant hazard in Colorado. It was completed in 1956 and is 70 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 23 ft (taller than 47.2% in CO)
Dam Length475 ft
Dam TypeEarth
Max Storage734 acre-ft
Normal Storage471 acre-ft
Surface Area49 acres
Drainage Area0 sq mi
Max Discharge620 cfs
Year Completed1956 (70 years old)
NID IDCO00948

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: August 23, 2021
State Regulated: Yes
Regulatory Agency: DWR

Ownership

LEON LAKE DITCH & RES. COMPANY (WALKER, JOHN)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Colby Horse Park?

Colby Horse Park is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Colby Horse Park?

Colby Horse Park is owned by LEON LAKE DITCH & RES. COMPANY (WALKER, JOHN) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Colby Horse Park built?

Colby Horse Park was completed in 1956, making it 70 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 Colby Horse Park?

Colby Horse Park serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Colby Horse Park?

Colby Horse Park has a dam height of 23 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 Colby Horse Park last inspected?

Colby Horse Park was last inspected on August 23, 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.