Where is Southbridge Solar?

In Worcester County, Massachusetts (MA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Southbridge Solar?

2 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.

Who owns Southbridge Solar?

EIA-860M names AES Distributed Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Southbridge Solar LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — AES Distributed Energy here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Southbridge Solar LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Southbridge Solar still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Southbridge Solar

Southbridge Solar is a 2 MW solar farm in Worcester County, Massachusetts, operated by AES Distributed Energy. EIA-860M lists 1 generating unit here, inside ISO New England. Its unit entered service in 2016.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity: 1.9 MW; 1.9 MW net summer
Generating units: 1
In service: 2016
EIA plant ID: 60278

Where it is

Loading map…

County: Worcester County, Massachusetts
Coordinates: 42.0909, -72.0117
Balancing authority: ISNE
Sector: IPP Non-CHP

Units, technology and status

Operator of record: AES Distributed Energy
Primary energy source: Solar
Technologies: Solar Photovoltaic
Status: Operating

Every plant AES Distributed Energy reports to EIA →

Southbridge Solar: FAQ

Where is Southbridge Solar?: In Worcester County, Massachusetts (MA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Southbridge Solar?: 2 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
Who owns Southbridge Solar?: EIA-860M names AES Distributed Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Southbridge Solar LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — AES Distributed Energy here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Southbridge Solar LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Southbridge Solar still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.