O&M Addition
Key Takeaway
O&M Addition is classified as low hazard in Oklahoma. It was completed in 1960 and is 66 years old. Its primary use is recreation.
Physical Details
| Dam Height | 30 ft (taller than 54.9% in OK) |
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 90 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 1,600 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | OK12620 |
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
GARY & SANDRA NEWELL
Private
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High Hazard 45 ftFrequently Asked Questions
What is the hazard classification of O&M Addition?
O&M Addition 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 O&M Addition?
O&M Addition is owned by GARY & SANDRA NEWELL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was O&M Addition built?
O&M Addition was completed in 1960, making it 66 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 O&M Addition?
O&M Addition serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is O&M Addition?
O&M Addition has a dam height of 30 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 O&M Addition last inspected?
O&M Addition was last inspected on December 15, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.