70 Ranch
Key Takeaway
70 Ranch is classified as low hazard in Colorado. It was completed in 2019 and is 7 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 47 ft (taller than 86.8% in CO) |
| Dam Length | 8,200 ft |
| Dam Type | Earth |
| Max Storage | 6.0K acre-ft |
| Normal Storage | 5.5K acre-ft |
| Surface Area | 167 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 688 cfs |
| Year Completed | 2019 (7 years old) |
| NID ID | CO03022 |
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
UNITED WATER AND SANITATION DISTRICT (DAMIANO, DRE
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of 70 Ranch?
70 Ranch 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 70 Ranch?
70 Ranch is owned by UNITED WATER AND SANITATION DISTRICT (DAMIANO, DRE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was 70 Ranch built?
70 Ranch was completed in 2019, making it 7 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 70 Ranch?
70 Ranch 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 70 Ranch?
70 Ranch has a dam height of 47 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 70 Ranch last inspected?
70 Ranch was last inspected on August 16, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.