Gladowski

TR-SOUTH FORK LONETREE CREEK· Richland, Montana· Built 1950· Earth· 25 ft tall

Key Takeaway

Gladowski is classified as low hazard in Montana. It was completed in 1950 and is 76 years old. Its primary use is fire protection.

Physical Details

Dam Height 25 ft (taller than 70.3% in MT)
Dam Length250 ft
Dam TypeEarth
Max Storage93 acre-ft
Normal Storage41 acre-ft
Drainage Area1 sq mi
Max Discharge1,430 cfs
Year Completed1950 (76 years old)
NID IDMT00361

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

J_HARRY JOHNSON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gladowski?

Gladowski 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 Gladowski?

Gladowski is owned by J_HARRY JOHNSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gladowski built?

Gladowski was completed in 1950, making it 76 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 Gladowski?

Gladowski 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 Gladowski?

Gladowski 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.