Massae
Key Takeaway
Massae is classified as low hazard in Wyoming. It was completed in 1968 and is 58 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 24 ft (taller than 35.6% in WY) |
| Dam Length | 3,142 ft |
| Dam Type | Earth |
| Max Storage | 266 acre-ft |
| Normal Storage | 158 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1968 (58 years old) |
| NID ID | WY01209 |
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
PETERSEN PROPERTIES, LLC
Private
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Low HazardFrequently Asked Questions
What is the hazard classification of Massae?
Massae 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 Massae?
Massae is owned by PETERSEN PROPERTIES, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Massae built?
Massae was completed in 1968, making it 58 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 Massae?
Massae serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Massae?
Massae has a dam height of 24 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 Massae last inspected?
Massae was last inspected on July 25, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.