Lower Flint Pond Dam is a masonry dam located in Middlesex County, Massachusetts. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 28 ft28 ft tall and 70 ft long, taller than 62% of U.S. dams with a recorded height. 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 Lower Flint Pond Dam
The primary purpose of Lower Flint Pond Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Alexina Desmarais (private). It impounds the Dunstable Brook near Tyngsborough.
The dam stands 28 feet tall and stretches 70 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 16 acre-feet, and collects water from a drainage area of 7 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 05/14/2015. That was over 11 years ago.
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 | Tyngsborough |
| River/Stream | Dunstable Brook |
| Coordinates | 42.67643, -71.42346 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 28 ft |
| Dam Length | 70 ft |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Max Storage | 16 acre-ft |
| Normal Storage | 8 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Alexina Desmarais |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/14/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA02505 |
| Federal ID | MA02505 |
| More Info | State Dam Safety Program |