Poitz
Key Takeaway
Poitz is classified as low hazard in Colorado. It was completed in 1889 and is 137 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 7 ft (taller than 0.4% in CO) |
| Dam Length | 1,338 ft |
| Dam Type | Earth |
| Max Storage | 134 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 55 cfs |
| Year Completed | 1889 (137 years old) |
| NID ID | CO02146 |
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
CITY OF THORNTON
Local Government
Nearby Dams
Margaret-Carpenter
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Low Hazard 20 ftTalbott Irrigation
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Significant Hazard 14 ftEast Lake #2
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Significant Hazard 12 ftEast Lake #3
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Low Hazard 11 ftMckay Lake - East
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High Hazard 20 ftThe Ranch
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Significant Hazard 17 ftMckay Lake - South
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High Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Poitz?
Poitz 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 Poitz?
Poitz is owned by CITY OF THORNTON (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Poitz built?
Poitz was completed in 1889, making it 137 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 Poitz?
Poitz 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 Poitz?
Poitz has a dam height of 7 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 Poitz last inspected?
Poitz was last inspected on September 26, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.