Scs-finn Creek Site-004 is an earth dam located in McClain County, Oklahoma, built in 1965. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 990 ft long, taller than 74% 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-finn Creek Site-004
The primary purpose of Scs-finn Creek Site-004 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 Mcclain Co Cons Dist (state). It impounds the Tr-finn Creek near Maysville.
The dam stands 32 feet tall and stretches 990 feet across, creates a reservoir covering 22 acres, and has a maximum storage capacity of 435 acre-feet. Completed in 1965, 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 11/14/2011. That was over 14 years ago.
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Location
| State | Oklahoma |
| County | McClain |
| Nearest City | Maysville |
| River/Stream | Tr-finn Creek |
| Coordinates | 34.90823, -97.46538 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 990 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 435 acre-ft |
| Max Storage | 435 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 22 acres |
| Max Discharge | 980 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Mcclain Co Cons Dist |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/14/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK00793 |
| Federal ID | OK00793 |
| More Info | State Dam Safety Program |