Dailey Lake

DIFFUSED SURFACE WATER· Park, Montana· Built 1945· Earth· 5 ft tall
Significant Hazard Fire Protection Stock Or Small Fish Pond State Government

Key Takeaway

Dailey Lake is classified as significant hazard in Montana. It was completed in 1945 and is 81 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 5 ft
Dam Length50 ft
Dam TypeEarth
Max Storage1.0K acre-ft
Normal Storage569 acre-ft
Year Completed1945 (81 years old)
NID IDMT03723

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: No
Last Inspection: August 25, 2006
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

STATE OF MONTANA, D.F.W.P.

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dailey Lake?

Dailey Lake 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 Dailey Lake?

Dailey Lake is owned by STATE OF MONTANA, D.F.W.P. (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dailey Lake built?

Dailey Lake was completed in 1945, making it 81 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 Dailey Lake?

Dailey Lake serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Dailey Lake?

Dailey Lake has a dam height of 5 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 Dailey Lake last inspected?

Dailey Lake was last inspected on August 25, 2006. 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.