White Bear Reservoir

SOUTH BRANCH WHITE BEAR CREEK· Blaine, Montana· Built 1960· Earth· 12 ft tall

Key Takeaway

White Bear Reservoir is classified as low hazard in Montana. It was completed in 1960 and is 66 years old. Its primary use is fire protection.

Physical Details

Dam Height 12 ft (taller than 9.2% in MT)
Dam Length75 ft
Dam TypeEarth
Max Storage223 acre-ft
Normal Storage66 acre-ft
Year Completed1960 (66 years old)
NID IDMT02981

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
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

HANSEN FARMS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of White Bear Reservoir?

White Bear Reservoir 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 White Bear Reservoir?

White Bear Reservoir is owned by HANSEN FARMS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was White Bear Reservoir built?

White Bear Reservoir was completed in 1960, making it 66 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 White Bear Reservoir?

White Bear Reservoir 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 White Bear Reservoir?

White Bear Reservoir has a dam height of 12 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.