Knottnerus
Key Takeaway
Knottnerus is classified as low hazard in Montana. It was completed in 1965 and is 61 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 18 ft (taller than 36.9% in MT) |
| Dam Length | 395 ft |
| Dam Type | Earth |
| Max Storage | 57 acre-ft |
| Normal Storage | 21 acre-ft |
| Max Discharge | 337 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | MT01254 |
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
HARVEY F BERNER
Private
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Knottnerus?
Knottnerus 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 Knottnerus?
Knottnerus is owned by HARVEY F BERNER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Knottnerus built?
Knottnerus was completed in 1965, making it 61 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 Knottnerus?
Knottnerus 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 Knottnerus?
Knottnerus has a dam height of 18 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.