American Fork Lower Reservoir

Utah, Utah· Built 2009· Earth·
Significant Hazard Irrigation Private

Key Takeaway

American Fork Lower Reservoir is classified as significant hazard in Utah. It was completed in 2009 and is 17 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,420 ft
Dam TypeEarth
Max Storage34 acre-ft
Normal Storage27 acre-ft
Max Discharge59 cfs
Year Completed2009 (17 years old)
NID IDUT53478

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 9, 2023
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

AMERICAN FORK CITY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of American Fork Lower Reservoir?

American Fork Lower Reservoir 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 American Fork Lower Reservoir?

American Fork Lower Reservoir is owned by AMERICAN FORK CITY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was American Fork Lower Reservoir built?

American Fork Lower Reservoir was completed in 2009, making it 17 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 American Fork Lower Reservoir?

American Fork Lower Reservoir 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 American Fork Lower Reservoir last inspected?

American Fork Lower Reservoir was last inspected on August 9, 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.