Gregory
Key Takeaway
Gregory is classified as low hazard in Oklahoma. It was completed in 1977 and is 49 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 11.5% in OK) |
| Dam Length | 856 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 394 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | OK21170 |
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
MICHAEL & JACQUELINE MCNARE-MASLONSKA
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Gregory?
Gregory 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 Gregory?
Gregory is owned by MICHAEL & JACQUELINE MCNARE-MASLONSKA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gregory built?
Gregory was completed in 1977, making it 49 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 Gregory?
Gregory 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 Gregory?
Gregory has a dam height of 20 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 Gregory last inspected?
Gregory was last inspected on September 10, 1999. Inspection dates indicate when a formal review occurred, not the results of that inspection.