World Power Plants

Ashburnham Energy Storage Project3 MW Storage

StorageVerified: Jul 2026

Ashburnham Energy Storage Project is a 3 MW storage facility in the United States, operated by Massachusetts Mun Wholes Electric Co since 2019. Ranked #54 of 104 storage plants in the United States. Its 3 MW represents 0.37% of the country's total storage capacity of 816 MW. The largest storage plant in the United States is AES LAWAI SOLAR Hybrid at 40 MW, making Ashburnham 13.3 times smaller. Nearby plants include Wheelabrator Millbury Facility (47.6 MW, Waste), Antrim Wind (28.8 MW, Wind), and SJA Solar LLC-Solterra Monastery CSG (20.1 MW, Solar). The facility is located in Massachusetts, approximately 60 km west of Boston.

Capacity
3 MW
Commissioning Year
2019

7 years old

Owner
Massachusetts Mun Wholes Electric Co
Location
42.6714°, -71.9267°

United States of America, North America

Context & rankings
  • 7,208. largest of 10,098 plants in United States of America
  • #32,056 worldwide by installed capacity
  • #77 of 135 Storage plants worldwide
Age & fleet comparison

7 years in operation

Storage fleet average: 9.6 years

Operator portfolio

Massachusetts Mun Wholes Electric Co operates 4 plants totalling 560 MW

Regional density

403 plants within 100 km, 18,936 MW combined

Nearest plant: Winchendon Solar (5.5 km)

Location

Coordinates:: 42.671400, -71.926700
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Ashburnham Energy Storage Project is a storage power plant producing approximately 5 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Technical Details

Primary Fuel Type
Storage
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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