Greogory Dam
Key Takeaway
Greogory Dam is classified as low hazard in Iowa. It was completed in 1959 and is 67 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 21 ft (taller than 8.8% in IA) |
| Dam Length | 598 ft |
| Dam Type | Earth |
| Max Storage | 100 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | IA01076 |
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
Virgil Gregory
Private
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Low Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Greogory Dam?
Greogory Dam 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 Greogory Dam?
Greogory Dam is owned by Virgil Gregory (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Greogory Dam built?
Greogory Dam was completed in 1959, making it 67 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 Greogory Dam?
Greogory Dam serves the following purposes: 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 Greogory Dam?
Greogory Dam has a dam height of 21 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 Greogory Dam last inspected?
Greogory Dam was last inspected on December 22, 1965. Inspection dates indicate when a formal review occurred, not the results of that inspection.