Golden Gate Dam

UNNAMED DRAINAGE· Blaine, Montana· Gravity·
Low Hazard Flood Risk Reduction Federal Government

Key Takeaway

Golden Gate Dam is classified as low hazard in Montana. Its primary use is flood risk reduction.

Physical Details

Dam Length517 ft
Dam TypeGravity
Max Storage73 acre-ft
Normal Storage8 acre-ft
Surface Area14 acres
Drainage Area10 sq mi
NID IDMT03412

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
Last Inspection: September 5, 2018
State Regulated: No

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Golden Gate Dam?

Golden Gate Dam 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 Golden Gate Dam?

Golden Gate Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Golden Gate Dam?

Golden Gate Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Golden Gate Dam last inspected?

Golden Gate Dam was last inspected on September 5, 2018. 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.