Clinton Lake
Clinton Lake is an earth dam located in Washita County, Oklahoma, built in 1931. It carries a High hazard potential classification and has a fair condition assessment.
About Clinton Lake
The primary purpose of Clinton Lake is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Clinton (local government). It impounds the Turkey Creek near Foss.
The dam stands 54 feet tall and stretches 2,420 feet across, creates a reservoir covering 335 acres, has a maximum storage capacity of 6,270 acre-feet, and collects water from a drainage area of 26 square miles. Completed in 1931, the structure is well-established, with more than 75 years of service.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 12/09/2021.
At 54 feet, this dam is taller than 94% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Oklahoma dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Washita |
| Nearest City | Foss |
| River/Stream | Turkey Creek |
| Coordinates | 35.43434, -99.21939 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 2,420 ft |
| Year Completed | 1931 (95 years old) |
Storage & Hydraulics
| NID Storage | 6,270 acre-ft |
| Max Storage | 6,270 acre-ft |
| Normal Storage | 3,980 acre-ft |
| Surface Area | 335 acres |
| Drainage Area | 26 sq mi |
| Max Discharge | 33,930 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF CLINTON |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 12/09/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OK10497 |
| Federal ID | OK10497 |
| More Info | State Dam Safety Program |