Hanson No. 2
Key Takeaway
Hanson No. 2 is classified as low hazard in Wyoming. It was completed in 1950 and is 76 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 27 ft (taller than 50.7% in WY) |
| Dam Length | 377 ft |
| Dam Type | Earth |
| Max Storage | 79 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | WY00801 |
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
HANSON FAMILY TRUST ATTN: CAROLYN JOHNSON
Private
Nearby Dams
New Deal No. 1
Niobrara, WY
Low Hazard 43 ftFivemile No.1
Weston, WY
Low Hazard 23 ftSedgwick
Weston, WY
Low Hazard 21 ftHarris
Niobrara, WY
Low Hazard 25 ftBoggy
Niobrara, WY
Low Hazard 32 ftButte
Weston, WY
Low Hazard 28 ftBrenner
Niobrara, WY
Low Hazard 27 ftBob Dixon No.1
Niobrara, WY
Low Hazard 42 ftFrequently Asked Questions
What is the hazard classification of Hanson No. 2?
Hanson No. 2 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 Hanson No. 2?
Hanson No. 2 is owned by HANSON FAMILY TRUST ATTN: CAROLYN JOHNSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hanson No. 2 built?
Hanson No. 2 was completed in 1950, making it 76 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 Hanson No. 2?
Hanson No. 2 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 Hanson No. 2?
Hanson No. 2 has a dam height of 27 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.
When was Hanson No. 2 last inspected?
Hanson No. 2 was last inspected on October 10, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.