Hadley Falls
Significant HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | New Hampshire |
| County | Hillsborough |
| Nearest City | Goffstown |
| River/Stream | Piscataquog River |
| Coordinates | 43.01861, -71.59752 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 230 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 197 sq mi |
| Max Discharge | 6,620 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/25/2022 |
| Emergency Action Plan | Not Required |