Lowell Reservoir Dam
Lowell Reservoir Dam is an earth dam located in Middlesex County, Massachusetts, built in 1872. It carries a High hazard potential classification and has a fair condition assessment.
About Lowell Reservoir Dam
The primary purpose of Lowell Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Lowell (local government). It impounds the Off Stream near Lowell.
The dam stands 26 feet tall and stretches 1,650 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 114 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1872, the structure is one of the older dams in the region, with over a century and a half of service.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 10/04/2022.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Massachusetts dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Massachusetts |
| County | Middlesex |
| Nearest City | Lowell |
| River/Stream | Off Stream |
| Coordinates | 42.65183, -71.29482 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Length | 1,650 ft |
| Year Completed | 1872 (154 years old) |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 84 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Lowell |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 10/04/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01188 |
| Federal ID | MA01188 |
| More Info | State Dam Safety Program |