Cottonwood

TRIB. TO UINTA RIVER· Uintah, Utah· Built 1982· Earth·
High Hazard Irrigation Private

Key Takeaway

Cottonwood is classified as high hazard in Utah. It was completed in 1982 and is 44 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 Length3,252 ft
Dam TypeEarth
Max Storage7.2K acre-ft
Normal Storage6.3K acre-ft
Drainage Area2 sq mi
Max Discharge115 cfs
Year Completed1982 (44 years old)
NID IDUT00390

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: August 22, 2023
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

OURAY PARK IRRIGATION COMPANY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Cottonwood?

Cottonwood 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 Cottonwood?

Cottonwood is owned by OURAY PARK IRRIGATION COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Cottonwood built?

Cottonwood was completed in 1982, making it 44 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 Cottonwood?

Cottonwood 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 Cottonwood last inspected?

Cottonwood was last inspected on August 22, 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.