Kolob Creek

KOLOB CREEK· Washington, Utah· Built 1956· Earth·
High Hazard Irrigation Private

Key Takeaway

Kolob Creek is classified as high hazard in Utah. It was completed in 1956 and is 70 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 Length686 ft
Dam TypeEarth
Max Storage7.2K acre-ft
Normal Storage5.6K acre-ft
Drainage Area8 sq mi
Max Discharge210 cfs
Year Completed1956 (70 years old)
NID IDUT00164

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 28, 2023
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

WASHINGTON COUNTY WATER CONSERVANCY DIST

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kolob Creek?

Kolob 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 Kolob Creek?

Kolob Creek is owned by WASHINGTON COUNTY WATER CONSERVANCY DIST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kolob Creek built?

Kolob Creek 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 Kolob Creek?

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

When was Kolob Creek last inspected?

Kolob Creek was last inspected on September 28, 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.