Echo Lake Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Massachusetts |
| County | Middlesex |
| Nearest City | Hopkinton |
| River/Stream | Charles River |
| Coordinates | 42.19230, -71.50803 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 41 ft |
| Dam Length | 198 ft |
| Year Completed | 1881 (145 years old) |
Storage & Hydraulics
| NID Storage | 1,946 acre-ft |
| Max Storage | 1,946 acre-ft |
| Normal Storage | 1,856 acre-ft |
| Surface Area | 120 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Town of Milford |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/08/2023 |
| Emergency Action Plan | Yes |