Beaver Pond

THREEMILE CREEK· Powell, Montana· Built 1940· Earth· 15 ft tall

Key Takeaway

Beaver Pond is classified as low hazard in Montana. It was completed in 1940 and is 86 years old. Its primary use is fire protection.

Physical Details

Dam Height 15 ft (taller than 18.8% in MT)
Dam Length40 ft
Dam TypeEarth
Max Storage96 acre-ft
Normal Storage21 acre-ft
Surface Area22 acres
Drainage Area11 sq mi
Max Discharge3,600 cfs
Year Completed1940 (86 years old)
NID IDMT03321

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: June 6, 1994
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

W L MCINTOSH

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Beaver Pond?

Beaver Pond is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Beaver Pond?

Beaver Pond is owned by W L MCINTOSH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Beaver Pond built?

Beaver Pond was completed in 1940, making it 86 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 Beaver Pond?

Beaver Pond 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 Beaver Pond?

Beaver Pond has a dam height of 15 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 Beaver Pond last inspected?

Beaver Pond was last inspected on June 6, 1994. 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.