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BATTERY STORAGEEnergizar BESS
Energizar BESS is a 250 MW planned battery storage site in Suffolk County, Massachusetts, operated by Energizar Storage LLC.
Plant statusIn planning
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Dec 2027 (not yet reached)
- Closed (not yet reached)
Planned start of operation reported to EIA: Dec 2027.
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Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| BESS1 | Batteries | 250 MW | Regulatory approvals pending |
Plant details
- Operator
- Energizar Storage LLC
- Location
- Suffolk County, Massachusetts
- Balancing authority
- ISNE
- Sector
- IPP Non-CHP
- Capacity
- Planned: 250 MW
- EIA plant ID
- 69721
Location
42.3956, -71.0222
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Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem