Upper Rock Creek
Key Takeaway
Upper Rock Creek is classified as significant hazard in Wyoming. It was completed in 1961 and is 65 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 101 ft (taller than 98.4% in WY) |
| Dam Length | 720 ft |
| Dam Type | Earth |
| Max Storage | 3.2K acre-ft |
| Normal Storage | 2.8K acre-ft |
| Surface Area | 68 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 2,200 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | WY00425 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF CASPER, ATT: CLINT CONNER
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Upper Rock Creek?
Upper Rock Creek is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Upper Rock Creek?
Upper Rock Creek is owned by CITY OF CASPER, ATT: CLINT CONNER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Rock Creek built?
Upper Rock Creek was completed in 1961, making it 65 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 Upper Rock Creek?
Upper Rock Creek serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper Rock Creek?
Upper Rock Creek has a dam height of 101 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 Upper Rock Creek last inspected?
Upper Rock Creek was last inspected on August 7, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.