Scs-pennington Creek Site-1
Scs-pennington Creek Site-1 is an earth dam located in Johnston County, Oklahoma, built in 1953. It carries a Low hazard potential classification.
About Scs-pennington Creek Site-1
The primary purpose of Scs-pennington Creek Site-1 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 Johnston Co Cons Dist (state). It impounds the Pennington Creek near Mill Creek.
The dam stands 39 feet tall and stretches 2,080 feet across, creates a reservoir covering 55 acres, and has a maximum storage capacity of 1,280 acre-feet. Completed in 1953, 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 39 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Oklahoma |
| County | Johnston |
| Nearest City | Mill Creek |
| River/Stream | Pennington Creek |
| Coordinates | 34.49770, -96.83030 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 2,080 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 1,280 acre-ft |
| Max Storage | 1,280 acre-ft |
| Normal Storage | 372 acre-ft |
| Surface Area | 55 acres |
| Max Discharge | 6,440 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | JOHNSTON CO CONS DIST |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 01/01/1980 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK02192 |
| Federal ID | OK02192 |
| More Info | State Dam Safety Program |