Crisafulli Lake

TR-YELLOWSTONE RIVER· Dawson, Montana· Built 1959· Earth· 22 ft tall
High Hazard Irrigation Recreation Private

Key Takeaway

Crisafulli Lake is classified as high hazard in Montana. It was completed in 1959 and is 67 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 Height 22 ft (taller than 63.5% in MT)
Dam Length242 ft
Dam TypeEarth
Max Storage133 acre-ft
Normal Storage133 acre-ft
Drainage Area5 sq mi
Year Completed1959 (67 years old)
Year Modified2011
NID IDMT00842

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: April 7, 2022
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

COTTONWOOD COUNTRY CLUB

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Crisafulli Lake?

Crisafulli Lake 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 Crisafulli Lake?

Crisafulli Lake is owned by COTTONWOOD COUNTRY CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Crisafulli Lake built?

Crisafulli Lake was completed in 1959, making it 67 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 Crisafulli Lake?

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

How tall is Crisafulli Lake?

Crisafulli Lake has a dam height of 22 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 Crisafulli Lake last inspected?

Crisafulli Lake was last inspected on April 7, 2022. 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.