Sooner Lake Addition
Sooner Lake Addition is an earth dam located in Cleveland County, Oklahoma, built in 1970. It carries a Significant hazard potential classification and has a fair condition assessment.
About Sooner Lake Addition
The primary purpose of Sooner Lake Addition is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sooner Lake Hoa (private). It impounds the Tr-north Fork near Franklin.
The dam stands 20 feet tall and stretches 570 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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 02/02/2021.
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Location
| State | Oklahoma |
| County | Cleveland |
| Nearest City | Franklin |
| River/Stream | Tr-north Fork |
| Coordinates | 35.30986, -97.42667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 570 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | SOONER LAKE HOA |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 02/02/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12571 |
| Federal ID | OK12571 |
| More Info | State Dam Safety Program |