Oliverian Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Grafton |
| Nearest City | BENTON |
| River/Stream | OLIVERIAN BROOK |
| Coordinates | 44.00410, -71.93020 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 52 ft |
| Dam Height | 52 ft |
| Dam Length | 1,060 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 2,664 acre-ft |
| Max Storage | 2,664 acre-ft |
| Normal Storage | 164 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 35,700 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | NH DES WATER DIVISION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/05/2022 |
| Emergency Action Plan | Yes |