College #3
Key Takeaway
College #3 is classified as high hazard in Colorado. It was completed in 1919 and is 107 years old. Its primary use is irrigation. 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 | 18 ft (taller than 29.2% in CO) |
| Dam Length | 1,075 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 782 acre-ft |
| Surface Area | 71 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2,976 cfs |
| Year Completed | 1919 (107 years old) |
| NID ID | CO02015 |
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
STATE BOARD OF AGRICULTURE (DOUG NAGEL)
State Government
Nearby Dams
Dixon Canyon
Larimer, CO
Significant Hazard 14 ftHorsetooth
Larimer, CO
High Hazard 155 ftClaymore
Larimer, CO
Significant Hazard 21 ftWatson Lake
Larimer, CO
Low Hazard 21 ftRist Canyon
Larimer, CO
Low Hazard 12 ftTerry Lake
Larimer, CO
High Hazard 38 ftCurtis Lake
Larimer, CO
Significant Hazard 18 ftWater Supply No 4
Larimer, CO
High Hazard 28 ftFrequently Asked Questions
What is the hazard classification of College #3?
College #3 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 College #3?
College #3 is owned by STATE BOARD OF AGRICULTURE (DOUG NAGEL) (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was College #3 built?
College #3 was completed in 1919, making it 107 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 College #3?
College #3 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 College #3?
College #3 has a dam height of 18 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 College #3 last inspected?
College #3 was last inspected on September 19, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.