Crystal Lake Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Belknap |
| Nearest City | GILMANTON |
| River/Stream | SUNCOOK RIVER |
| Coordinates | 43.42500, -71.30660 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 188 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 3,500 acre-ft |
| Max Storage | 3,500 acre-ft |
| Normal Storage | 1,400 acre-ft |
| Surface Area | 441 acres |
| Drainage Area | 27 sq mi |
| Max Discharge | 2,562 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NH DES WATER DIVISION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 09/26/2019 |
| Emergency Action Plan | Yes |