Sierra Blanco #1
Key Takeaway
Sierra Blanco #1 is classified as low hazard in Colorado. It was completed in 1906 and is 120 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 37 ft (taller than 78.2% in CO) |
| Dam Length | 417 ft |
| Dam Type | Earth |
| Max Storage | 86 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 200 cfs |
| Year Completed | 1906 (120 years old) |
| NID ID | CO02008 |
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
SINGING RIVER RANCH LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Sierra Blanco #1?
Sierra Blanco #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 Sierra Blanco #1?
Sierra Blanco #1 is owned by SINGING RIVER RANCH LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sierra Blanco #1 built?
Sierra Blanco #1 was completed in 1906, making it 120 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 Sierra Blanco #1?
Sierra Blanco #1 serves the following purposes: Irrigation, 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 Sierra Blanco #1?
Sierra Blanco #1 has a dam height of 37 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 Sierra Blanco #1 last inspected?
Sierra Blanco #1 was last inspected on September 29, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.