Scs-whitegrass-waterhole Cr Site-6 is an earth dam located in McCurtain County, Oklahoma, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 1,300 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 Scs-whitegrass-waterhole Cr Site-6
The primary purpose of Scs-whitegrass-waterhole Cr Site-6 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 Goolsby Ranch Inc (state). It impounds the Tr-waterhole Cr near Iron Stob Corner.
The dam stands 35 feet tall and stretches 1,300 feet across, creates a reservoir covering 76 acres, and has a maximum storage capacity of 4,143 acre-feet. Completed in 1961, 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 11/01/2005. That was over 20 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | McCurtain |
| Nearest City | Iron Stob Corner |
| River/Stream | Tr-waterhole Cr |
| Coordinates | 33.92285, -94.97161 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 4,143 acre-ft |
| Max Storage | 4,143 acre-ft |
| Normal Storage | 302 acre-ft |
| Surface Area | 76 acres |
| Max Discharge | 4,550 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Goolsby Ranch Inc |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/01/2005 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK02069 |
| Federal ID | OK02069 |
| More Info | State Dam Safety Program |