Griffin Lloyd M
Key Takeaway
Griffin Lloyd M is classified as low hazard in Oklahoma. It was completed in 1950 and is 76 years old. Its primary use is other.
Physical Details
| Dam Height | 20 ft (taller than 11.5% in OK) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 132 acre-ft |
| Normal Storage | 105 acre-ft |
| Max Discharge | 992 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | OK21372 |
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
JACK & LINDA SU GRIFFIN
Private
Nearby Dams
SCS-Whitegrass-Waterhole Cr Site-9
McCurtain, OK
Low Hazard 28 ftSCS-Waterfall-Gilford Creek Site-01
McCurtain, OK
Low Hazard 17 ftSCS-Waterfall-Gilford Creek Site-02
McCurtain, OK
Low Hazard 16 ftSCS-Whitegrass-Waterhole Cr Site-8
McCurtain, OK
Low Hazard 32 ftRuth Clark
McCurtain, OK
Low Hazard 25 ftSCS-Whitegrass-Waterhole Cr Site-7
McCurtain, OK
Low Hazard 25 ftSCS-Waterfall-Gilford Creek Site-03
McCurtain, OK
Low Hazard 23 ftSCS-Waterfall-Gilford Creek Site-04
McCurtain, OK
Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Griffin Lloyd M?
Griffin Lloyd M 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 Griffin Lloyd M?
Griffin Lloyd M is owned by JACK & LINDA SU GRIFFIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Griffin Lloyd M built?
Griffin Lloyd M was completed in 1950, making it 76 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 Griffin Lloyd M?
Griffin Lloyd M serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Griffin Lloyd M?
Griffin Lloyd M 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 Griffin Lloyd M last inspected?
Griffin Lloyd M was last inspected on May 7, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.