Ernie #1 Dam
Key Takeaway
Ernie #1 Dam is classified as low hazard in Montana. Its primary use is flood risk reduction.
Physical Details
| Dam Length | 575 ft |
| Dam Type | Gravity |
| Max Storage | 516 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 81 acres |
| Drainage Area | 13 sq mi |
| NID ID | MT02431 |
Safety Information
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?
Ownership
DOI BLM
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Ernie #1 Dam?
Ernie #1 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 Ernie #1 Dam?
Ernie #1 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 Ernie #1 Dam?
Ernie #1 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 Ernie #1 Dam last inspected?
Ernie #1 Dam was last inspected on November 7, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.