Sullivan No. 2
Key Takeaway
Sullivan No. 2 is classified as low hazard in Wyoming. It was completed in 1992 and is 34 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 26 ft (taller than 46.3% in WY) |
| Dam Length | 560 ft |
| Dam Type | Earth |
| Max Storage | 176 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1992 (34 years old) |
| NID ID | WY02039 |
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
USDI BLM
Federal Government
Nearby Dams
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Low HazardCharlotte
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Sullivan No. 2?
Sullivan 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 Sullivan No. 2?
Sullivan No. 2 is owned by USDI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sullivan No. 2 built?
Sullivan No. 2 was completed in 1992, making it 34 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 Sullivan No. 2?
Sullivan 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 Sullivan No. 2?
Sullivan No. 2 has a dam height of 26 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 Sullivan No. 2 last inspected?
Sullivan No. 2 was last inspected on July 26, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.