Three Mile Reservoir Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Cheshire |
| Nearest City | KEENE |
| River/Stream | BEAVER BROOK |
| Coordinates | 42.97190, -72.25880 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 292 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 620 acre-ft |
| Max Storage | 620 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 8,000 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CITY OF KEENE DPW |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/23/2021 |
| Emergency Action Plan | Yes |