Scs-quartermaster Creek Site-20 is an earth dam located in Dewey County, Oklahoma, built in 1962. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 40 ft40 ft tall and 3,875 ft long, taller than 86% 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-quartermaster Creek Site-20
The primary purpose of Scs-quartermaster Creek Site-20 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 Dewey Co Cons Dist (state). It impounds the Tr-n.branch Quartermaster Cr near Moorewood.
The dam stands 40 feet tall and stretches 3,875 feet across, creates a reservoir covering 29 acres, and has a maximum storage capacity of 670 acre-feet. Completed in 1962, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/06/2010. That was over 15 years ago.
At 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Oklahoma |
| County | Dewey |
| Nearest City | Moorewood |
| River/Stream | Tr-n.branch Quartermaster Cr |
| Coordinates | 35.81522, -99.36094 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 3,875 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 670 acre-ft |
| Max Storage | 670 acre-ft |
| Normal Storage | 176 acre-ft |
| Surface Area | 29 acres |
| Max Discharge | 2,755 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Dewey Co Cons Dist |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/06/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK01502 |
| Federal ID | OK01502 |
| More Info | State Dam Safety Program |