Northwood Lake Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | EPSOM |
| River/Stream | LITTLE SUNCOOK RIVER |
| Coordinates | 43.21979, -71.29063 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 169 ft |
| Year Completed | 1926 (100 years old) |
Storage & Hydraulics
| NID Storage | 3,200 acre-ft |
| Max Storage | 3,200 acre-ft |
| Normal Storage | 2,100 acre-ft |
| Surface Area | 665 acres |
| Drainage Area | 23 sq mi |
| Max Discharge | 1,629 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NH DES WATER DIVISION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 08/31/2021 |
| Emergency Action Plan | Yes |