Shadehill Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | South Dakota |
| County | Perkins |
| Nearest City | SHADEHILL |
| River/Stream | GRAND RIVER |
| Coordinates | 45.75250, -102.20110 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 145 ft |
| Dam Height | 145 ft |
| Dam Length | 12,843 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 468,585 acre-ft |
| Max Storage | 468,585 acre-ft |
| Normal Storage | 139,674 acre-ft |
| Surface Area | 9,900 acres |
| Drainage Area | 2,990 sq mi |
| Max Discharge | 5,700 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BUREAU OF RECLAMATION |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 05/27/2021 |
| Emergency Action Plan | Yes |