Keystone Dam - Cleveland Levee
Keystone Dam - Cleveland Levee is a gravity dam located in Pawnee County, Oklahoma, built in 1964. It carries a High hazard potential classification.
About Keystone Dam - Cleveland Levee
The primary purpose of Keystone Dam - Cleveland Levee 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 Usace - Tulsa District (federal). It impounds the Arkansas River near Sand Springs.
The dam stands 34 feet tall and stretches 12,915 feet across, creates a reservoir covering 22,420 acres, has a maximum storage capacity of 1,672,613 acre-feet, and collects water from a drainage area of 74,506 square miles. Completed in 1964, the structure is well into its service life at over 50 years old.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 02/09/2022.
At 34 feet, this dam is taller than 80% 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 | Pawnee |
| Nearest City | Sand Springs |
| River/Stream | Arkansas River |
| Coordinates | 36.30436, -96.46393 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 12,915 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 1,672,613 acre-ft |
| Max Storage | 1,672,613 acre-ft |
| Normal Storage | 505,381 acre-ft |
| Surface Area | 22,420 acres |
| Drainage Area | 74,506 sq mi |
| Max Discharge | 939,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - Tulsa District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 02/09/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OK10309 |
| Federal ID | OK10309S001 |
| More Info | State Dam Safety Program |