Cabot Station
Cabot Station is a gravity dam located in Franklin County, Massachusetts, built in 1916. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Cabot Station
The primary purpose of Cabot Station is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Firstlight Power Services Llc (public utility). It impounds the Turners Falls Canal near Greenfield.
The dam stands 35 feet tall and stretches 235 feet across, creates a reservoir covering 2,000 acres, has a maximum storage capacity of 21,500 acre-feet, and collects water from a drainage area of 7,163 square miles. Completed in 1916, the structure is over a century old.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/02/2022.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Massachusetts |
| County | Franklin |
| Nearest City | Greenfield |
| River/Stream | Turners Falls Canal |
| Coordinates | 42.58750, -72.57930 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 235 ft |
| Year Completed | 1916 (110 years old) |
Storage & Hydraulics
| NID Storage | 21,500 acre-ft |
| Max Storage | 21,500 acre-ft |
| Normal Storage | 16,600 acre-ft |
| Surface Area | 2,000 acres |
| Drainage Area | 7,163 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | FirstLight Power Services LLC |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/02/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA00849 |
| Federal ID | MA00849S004 |
| More Info | State Dam Safety Program |