Heart Butte Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | North Dakota |
| County | Grant |
| Nearest City | MANDAN |
| River/Stream | HEART RIVER |
| Coordinates | 46.59670, -101.81050 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 142 ft |
| Dam Height | 142 ft |
| Dam Length | 1,850 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 451,200 acre-ft |
| Max Storage | 451,200 acre-ft |
| Normal Storage | 75,785 acre-ft |
| Surface Area | 10,953 acres |
| Drainage Area | 1,714 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 | 08/31/2022 |
| Emergency Action Plan | Yes |