Oahe Dam - Fort Yates Flood Protection Project
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | South Dakota |
| County | Sioux |
| Nearest City | PIERRE |
| River/Stream | MISSOURI RIVER |
| Coordinates | 46.08406, -100.63166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 245 ft |
| Dam Length | 9,300 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 23,600,000 acre-ft |
| Max Storage | 23,600,000 acre-ft |
| Normal Storage | 19,300,000 acre-ft |
| Surface Area | 376,000 acres |
| Drainage Area | 243,490 sq mi |
| Max Discharge | 300,000 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - Omaha District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 06/06/2023 |
| Emergency Action Plan | Yes |