Last Chance No. 1
Key Takeaway
Last Chance No. 1 is classified as low hazard in Colorado. It was completed in 1892 and is 134 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 14 ft (taller than 17% in CO) |
| Dam Length | 810 ft |
| Dam Type | Earth |
| Max Storage | 150 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 290 cfs |
| Year Completed | 1892 (134 years old) |
| NID ID | CO00233 |
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
ALKIRE INVESTMENT COMPANY (RALPH COLEMAN)
Private
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What is the hazard classification of Last Chance No. 1?
Last Chance No. 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 Last Chance No. 1?
Last Chance No. 1 is owned by ALKIRE INVESTMENT COMPANY (RALPH COLEMAN) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Last Chance No. 1 built?
Last Chance No. 1 was completed in 1892, making it 134 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 Last Chance No. 1?
Last Chance No. 1 serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Last Chance No. 1?
Last Chance No. 1 has a dam height of 14 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 Last Chance No. 1 last inspected?
Last Chance No. 1 was last inspected on January 17, 1986. Inspection dates indicate when a formal review occurred, not the results of that inspection.