Olga Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | North Dakota |
| County | Cavalier |
| Nearest City | Concrete |
| River/Stream | Tongue River |
| Coordinates | 48.78808, -98.00197 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 69 ft |
| Dam Height | 65 ft |
| Dam Length | 360 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 961 acre-ft |
| Max Storage | 961 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Pembina & Cavalier Co WRB |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/12/2013 |
| Emergency Action Plan | Not Required |