Blair #1

EAGLE CREEK· Liberty, Montana· Built 1961· Earth· 14 ft tall

Key Takeaway

Blair #1 is classified as low hazard in Montana. It was completed in 1961 and is 65 years old. Its primary use is fire protection.

Physical Details

Dam Height 14 ft (taller than 15.6% in MT)
Dam Length600 ft
Dam TypeEarth
Max Storage139 acre-ft
Normal Storage71 acre-ft
Surface Area80 acres
Year Completed1961 (65 years old)
NID IDMT00321

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

EAGLE CREEK RANCH INC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Blair #1?

Blair #1 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 Blair #1?

Blair #1 is owned by EAGLE CREEK RANCH INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Blair #1 built?

Blair #1 was completed in 1961, making it 65 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 Blair #1?

Blair #1 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 Blair #1?

Blair #1 has a dam height of 14 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.