Lower Baker Dam

SANDSTONE CREEK· Fallon, Montana· Built 1908· Earth· 23 ft tall
High Hazard Recreation Local Government

Key Takeaway

Lower Baker Dam is classified as high hazard in Montana. It was completed in 1908 and is 118 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 23 ft (taller than 66.4% in MT)
Dam Length1,000 ft
Dam TypeEarth
Max Storage1.3K acre-ft
Normal Storage320 acre-ft
Surface Area120 acres
Drainage Area1 sq mi
Max Discharge680 cfs
Year Completed1908 (118 years old)
NID IDMT01263

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: June 3, 2020
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

FALLON COUNTY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Baker Dam?

Lower Baker Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Lower Baker Dam?

Lower Baker Dam is owned by FALLON COUNTY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lower Baker Dam built?

Lower Baker Dam was completed in 1908, making it 118 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 Lower Baker Dam?

Lower Baker Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lower Baker Dam?

Lower Baker Dam has a dam height of 23 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 Lower Baker Dam last inspected?

Lower Baker Dam was last inspected on June 3, 2020. 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.