Melstone Detention Dam
Key Takeaway
Melstone Detention Dam is classified as high hazard in Montana. It was completed in 2003 and is 23 years old. Its primary use is fire protection. 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 Length | 1,050 ft |
| Dam Type | Gravity |
| Max Storage | 209 acre-ft |
| Normal Storage | 108 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,045 cfs |
| Year Completed | 2003 (23 years old) |
| NID ID | MT00813 |
Safety Information
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?
Ownership
DOI BLM
Federal Government
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Melstone Detention Dam?
Melstone Detention 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 Melstone Detention Dam?
Melstone Detention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Melstone Detention Dam built?
Melstone Detention Dam was completed in 2003, making it 23 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 Melstone Detention Dam?
Melstone Detention Dam 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.
When was Melstone Detention Dam last inspected?
Melstone Detention Dam was last inspected on July 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.