Hopkinton
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | Hopkinton |
| River/Stream | Contoocook River |
| Coordinates | 43.22200, -71.71550 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 325 ft |
| Year Completed | 1890 (136 years old) |
Storage & Hydraulics
| NID Storage | 380 acre-ft |
| Max Storage | 380 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 110 acres |
| Drainage Area | 437 sq mi |
| Max Discharge | 7,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Town of Hopkinton, NH |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/26/2018 |
| Emergency Action Plan | Not Required |