Onway Lake Dam
Low HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | New Hampshire |
| County | Rockingham |
| Nearest City | RAYMOND |
| River/Stream | TR LAMPREY RIVER |
| Coordinates | 43.03440, -71.21580 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 65 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 2,600 acre-ft |
| Max Storage | 2,600 acre-ft |
| Normal Storage | 2,100 acre-ft |
| Surface Area | 194 acres |
| Drainage Area | 8 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | J AND D REALTY TRUST |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/15/2018 |
| Emergency Action Plan | Not Required |