Tolna Dam 1
Significant HazardNot Rated ConditionEmergency Action Plan: Yes
Location
| State | North Dakota |
| County | Nelson |
| Nearest City | N |
| River/Stream | Tolna Coulee |
| Coordinates | 47.80448, -98.39428 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 30 ft |
| Dam Length | 520 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 3,080 acre-ft |
| Max Storage | 3,080 acre-ft |
| Normal Storage | 2,027 acre-ft |
| Surface Area | 166 acres |
| Drainage Area | 40 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Nelson County WRB |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 05/09/2018 |
| Emergency Action Plan | Yes |