Frog Hollow

FROG HOLLOW· Washington, Utah· Built 1978· Earth·
High Hazard Flood Risk Reduction Private

Key Takeaway

Frog Hollow is classified as high hazard in Utah. It was completed in 1978 and is 48 years old. Its primary use is flood risk reduction. 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 Length1,982 ft
Dam TypeEarth
Max Storage2.0K acre-ft
Normal Storage1.5K acre-ft
Drainage Area13 sq mi
Year Completed1978 (48 years old)
NID IDUT00418

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 10, 2023
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

HURRICANE CITY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Frog Hollow?

Frog Hollow 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 Frog Hollow?

Frog Hollow is owned by HURRICANE CITY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Frog Hollow built?

Frog Hollow was completed in 1978, making it 48 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 Frog Hollow?

Frog Hollow serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Frog Hollow last inspected?

Frog Hollow was last inspected on August 10, 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.