Mattingly No 1
Key Takeaway
Mattingly No 1 is classified as low hazard in Oklahoma. It was completed in 1967 and is 59 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 7.5% in OK) |
| Dam Length | 1,080 ft |
| Dam Type | Earth |
| Max Storage | 102 acre-ft |
| Normal Storage | 54 acre-ft |
| Surface Area | 2 acres |
| Max Discharge | 1,984 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | OK21181 |
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
UNITED BUILDING CONTRACTORS
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Mattingly No 1?
Mattingly No 1 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 Mattingly No 1?
Mattingly No 1 is owned by UNITED BUILDING CONTRACTORS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mattingly No 1 built?
Mattingly No 1 was completed in 1967, making it 59 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 Mattingly No 1?
Mattingly No 1 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 Mattingly No 1?
Mattingly No 1 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 Mattingly No 1 last inspected?
Mattingly No 1 was last inspected on August 16, 2006. Inspection dates indicate when a formal review occurred, not the results of that inspection.