Webster Lake Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | FRANKLIN |
| River/Stream | CHANCE POND BROOK |
| Coordinates | 43.44940, -71.66940 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 133 ft |
| Year Completed | 1873 (153 years old) |
Storage & Hydraulics
| NID Storage | 2,650 acre-ft |
| Max Storage | 2,650 acre-ft |
| Normal Storage | 1,100 acre-ft |
| Surface Area | 612 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 5,557 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NH DES WATER DIVISION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/12/2022 |
| Emergency Action Plan | Yes |