Cohas Avenue Dam
Low HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Hampshire |
| County | Hillsborough |
| Nearest City | MANCHESTER |
| River/Stream | NA |
| Coordinates | 42.97050, -71.42380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1874 (152 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 3 acres |
Ownership & Safety
| Purpose | Water Supply |
| Owner | MANCHESTER WATER WORKS |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/08/2020 |
| Emergency Action Plan | Yes |