Anne Marie #1
Key Takeaway
Anne Marie #1 is classified as low hazard in Wyoming. It was completed in 1996 and is 30 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 28 ft (taller than 55% in WY) |
| Dam Length | 632 ft |
| Dam Type | Earth |
| Max Storage | 65 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 770 cfs |
| Year Completed | 1996 (30 years old) |
| NID ID | WY02117 |
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
UPPER CEDAR CREEK RANCH LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Anne Marie #1?
Anne Marie #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 Anne Marie #1?
Anne Marie #1 is owned by UPPER CEDAR CREEK RANCH LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Anne Marie #1 built?
Anne Marie #1 was completed in 1996, making it 30 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 Anne Marie #1?
Anne Marie #1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Anne Marie #1?
Anne Marie #1 has a dam height of 28 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 Anne Marie #1 last inspected?
Anne Marie #1 was last inspected on September 27, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.