Sully 2
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | South Dakota |
| County | Todd |
| Nearest City | Okreek |
| River/Stream | Oak Creek -TR |
| Coordinates | 43.36775, -100.40898 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 496 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 328 acre-ft |
| Max Storage | 328 acre-ft |
| Normal Storage | 279 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,904 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | BIA |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/20/2022 |
| Emergency Action Plan | Yes |