Florence South Res. No. 1
Key Takeaway
Florence South Res. No. 1 is classified as high hazard in Colorado. It was completed in 1904 and is 122 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 30 ft (taller than 65.6% in CO) |
| Dam Length | 525 ft |
| Dam Type | Earth |
| Max Storage | 325 acre-ft |
| Normal Storage | 284 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 25 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | CO02053 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF FLORENCE
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Florence South Res. No. 1?
Florence South Res. No. 1 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Florence South Res. No. 1?
Florence South Res. No. 1 is owned by CITY OF FLORENCE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Florence South Res. No. 1 built?
Florence South Res. No. 1 was completed in 1904, making it 122 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 Florence South Res. No. 1?
Florence South Res. No. 1 serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Florence South Res. No. 1?
Florence South Res. No. 1 has a dam height of 30 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 Florence South Res. No. 1 last inspected?
Florence South Res. No. 1 was last inspected on May 17, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.