Forest Lake Dam is a gravity dam located in Essex County, Massachusetts. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 7 ft7 ft tall and 100 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Forest Lake Dam
The primary purpose of Forest Lake 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 Methuen (local government).
The dam stands 7 feet tall and stretches 100 feet across, creates a reservoir covering 40 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/19/2015. That was over 10 years ago.
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Location
| State | Massachusetts |
| County | Essex |
| Nearest City | Methuen |
| Coordinates | 42.72890, -71.24465 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 7 ft |
| Dam Length | 100 ft |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Methuen |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/19/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA03000 |
| Federal ID | MA03000 |
| More Info | State Dam Safety Program |