Sandstone No. 1
Key Takeaway
Sandstone No. 1 is classified as low hazard in Wyoming. It was completed in 2005 and is 21 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 39 ft (taller than 85.9% in WY) |
| Dam Length | 392 ft |
| Dam Type | Earth |
| Max Storage | 74 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 12 cfs |
| Year Completed | 2005 (21 years old) |
| NID ID | WY02372 |
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
WYOMING STATE LANDS
Private
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Sandstone No. 1?
Sandstone 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 Sandstone No. 1?
Sandstone No. 1 is owned by WYOMING STATE LANDS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sandstone No. 1 built?
Sandstone No. 1 was completed in 2005, making it 21 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 Sandstone No. 1?
Sandstone No. 1 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 Sandstone No. 1?
Sandstone No. 1 has a dam height of 39 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 Sandstone No. 1 last inspected?
Sandstone No. 1 was last inspected on August 17, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.