Scs-cottonwood Creek Site-05 is an earth dam located in Logan County, Oklahoma, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 1,085 ft long, taller than 68% 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-cottonwood Creek Site-05
The primary purpose of Scs-cottonwood Creek Site-05 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 Logan Co Cons Dist (state). It impounds the Tr-cottonwood Cr near Seward.
The dam stands 30 feet tall and stretches 1,085 feet across, creates a reservoir covering 16 acres, and has a maximum storage capacity of 397 acre-feet. Completed in 1965, 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.
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Location
| State | Oklahoma |
| County | Logan |
| Nearest City | Seward |
| River/Stream | Tr-cottonwood Cr |
| Coordinates | 35.80310, -97.52107 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,085 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 397 acre-ft |
| Max Storage | 397 acre-ft |
| Normal Storage | 62 acre-ft |
| Surface Area | 16 acres |
| Max Discharge | 1,185 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Logan 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 | OK12048 |
| Federal ID | OK12048 |
| More Info | State Dam Safety Program |