Scs-cherokee Sandy Site-09 is an earth dam located in Garvin County, Oklahoma, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 42 ft42 ft tall and 2,060 ft long, taller than 88% 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 Scs-cherokee Sandy Site-09
The primary purpose of Scs-cherokee Sandy Site-09 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Garvin Co Cons Dist (state). It impounds the Cherokee Sandy near Wynnewood.
The dam stands 42 feet tall and stretches 2,060 feet across, creates a reservoir covering 48 acres, and has a maximum storage capacity of 2,357 acre-feet. Completed in 1962, the structure is well into its service life at over 50 years old.
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 01/01/1980. That was over 46 years ago.
At 42 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Oklahoma |
| County | Garvin |
| Nearest City | Wynnewood |
| River/Stream | Cherokee Sandy |
| Coordinates | 34.72971, -97.04488 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 42 ft |
| Dam Height | 42 ft |
| Dam Length | 2,060 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 2,357 acre-ft |
| Max Storage | 2,357 acre-ft |
| Normal Storage | 252 acre-ft |
| Surface Area | 48 acres |
| Max Discharge | 5,181 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Garvin Co Cons Dist |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/01/1980 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK00334 |
| Federal ID | OK00334 |
| More Info | State Dam Safety Program |