Elloam Ass.Reservoir

TR-LODGE CREEK· Blaine, Montana· Built 1903· Earth· 25 ft tall

Key Takeaway

Elloam Ass.Reservoir is classified as low hazard in Montana. It was completed in 1903 and is 123 years old. Its primary use is fire protection.

Physical Details

Dam Height 25 ft (taller than 70.3% in MT)
Dam Length350 ft
Dam TypeEarth
Max Storage175 acre-ft
Normal Storage104 acre-ft
Year Completed1903 (123 years old)
NID IDMT00237

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

RALPH ALLISON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Elloam Ass.Reservoir?

Elloam Ass.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 Elloam Ass.Reservoir?

Elloam Ass.Reservoir is owned by RALPH ALLISON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Elloam Ass.Reservoir built?

Elloam Ass.Reservoir was completed in 1903, making it 123 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 Elloam Ass.Reservoir?

Elloam Ass.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 Elloam Ass.Reservoir?

Elloam Ass.Reservoir has a dam height of 25 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.