Union Street
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Hillsborough |
| Nearest City | West Peterborough |
| River/Stream | Nubanusit Brook |
| Coordinates | 42.88679, -71.98443 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 101 ft |
| Year Completed | 1916 (110 years old) |
Storage & Hydraulics
| NID Storage | 9 acre-ft |
| Max Storage | 9 acre-ft |
| Normal Storage | 9 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 44 sq mi |
| Max Discharge | 3,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | American Hydro Power Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/19/2022 |
| Emergency Action Plan | Yes |