Windburn Mary M is an earth dam located in Grady County, Oklahoma, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 650 ft long, taller than 80% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Windburn Mary M
Windburn Mary M is a dam in Grady, Oklahoma. The dam is owned by Timber Lake Jsb LLC (private). It impounds the Tr-west Winter Creek near Naples.
The dam stands 35 feet tall and stretches 650 feet across, creates a reservoir covering 23 acres, and has a maximum storage capacity of 490 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 02/06/2001. That was over 25 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Naples |
| River/Stream | Tr-west Winter Creek |
| Coordinates | 35.07341, -97.74602 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 650 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 490 acre-ft |
| Max Storage | 490 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 23 acres |
| Max Discharge | 1,240 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Timber Lake Jsb LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/06/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12886 |
| Federal ID | OK12886 |
| More Info | State Dam Safety Program |