Bell Lake Dam

Tr- Willow Creek S· Madison, Montana· Built 1957· Earth· 20 ft tall
High Hazard Irrigation Private

Key Takeaway

Bell Lake Dam is classified as high hazard in Montana. It was completed in 1957 and is 69 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 20 ft (taller than 44.5% in MT)
Dam Length120 ft
Dam TypeEarth
Max Storage590 acre-ft
Normal Storage450 acre-ft
Surface Area30 acres
Drainage Area1 sq mi
Max Discharge550 cfs
Year Completed1957 (69 years old)
NID IDMT00834

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: No
State Regulated: No

Ownership

Farrell And Rice

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Bell Lake Dam?

Bell Lake Dam 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 Bell Lake Dam?

Bell Lake Dam is owned by Farrell And Rice (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Bell Lake Dam built?

Bell Lake Dam was completed in 1957, making it 69 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 Bell Lake Dam?

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

How tall is Bell Lake Dam?

Bell Lake Dam has a dam height of 20 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.

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.