Nelson Dam No. 1
Key Takeaway
Nelson Dam No. 1 is classified as low hazard in Missouri. It was completed in 1994 and is 32 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 32 ft (taller than 76.3% in MO) |
| Dam Length | 610 ft |
| Dam Type | Earth |
| Max Storage | 94 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 480 sq mi |
| Max Discharge | 194 cfs |
| Year Completed | 1994 (32 years old) |
| NID ID | MO50143 |
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
DAVID NELSON
Private
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Nelson Dam No. 1?
Nelson Dam No. 1 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 Nelson Dam No. 1?
Nelson Dam No. 1 is owned by DAVID NELSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Nelson Dam No. 1 built?
Nelson Dam No. 1 was completed in 1994, making it 32 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 Nelson Dam No. 1?
Nelson Dam No. 1 serves the following purposes: Grade Stabilization. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Nelson Dam No. 1?
Nelson Dam No. 1 has a dam height of 32 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.