Forrest Detention Dam
Key Takeaway
Forrest Detention Dam is classified as low hazard in Montana. It was completed in 1957 and is 69 years old. Its primary use is fire protection.
Physical Details
| Dam Length | 2,951 ft |
| Dam Type | Gravity |
| Max Storage | 808 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 118 acres |
| Drainage Area | 90 sq mi |
| Year Completed | 1957 (69 years old) |
| Year Modified | 1957 |
| NID ID | MT00713 |
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
Corral Junction Detention #2 Dam
Valley, MT
Low HazardThree Trees Detention Dam
Valley, MT
Low HazardHalf Barrel Detention Dam
Valley, MT
Low HazardTwo Forks Detention Dam
Valley, MT
Low HazardChico Flats
Valley, MT
Low Hazard 23 ftCollins Detention Reservoir
Valley, MT
Low Hazard 27 ftGutshot Detention Dam
Valley, MT
Low HazardValley Dam
Valley, MT
Low HazardFrequently Asked Questions
What is the hazard classification of Forrest Detention Dam?
Forrest Detention 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 Forrest Detention Dam?
Forrest Detention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Forrest Detention Dam built?
Forrest Detention Dam was completed in 1957, making it 69 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 Forrest Detention Dam?
Forrest 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 Forrest Detention Dam last inspected?
Forrest Detention Dam was last inspected on December 2, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.