Spica
Key Takeaway
Spica is classified as low hazard in Montana. It was completed in 1952 and is 74 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 12 ft (taller than 9.2% in MT) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 143 acre-ft |
| Normal Storage | 18 acre-ft |
| Year Completed | 1952 (74 years old) |
| NID ID | MT03414 |
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
JUEDEMAN GRAIN
Private
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Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Spica?
Spica 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 Spica?
Spica is owned by JUEDEMAN GRAIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Spica built?
Spica was completed in 1952, making it 74 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 Spica?
Spica 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.
How tall is Spica?
Spica has a dam height of 12 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.