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BATTERY STORAGE · ISO-NEMedway Grid Battery Storage
Medway Grid Battery Storage is a 250 MW battery storage request with a signed interconnection agreement in the ISO-NE interconnection queue, in Norfolk County, Massachusetts.
Queue statusConsented
- PlanningQueued Mar 2019 (completed)
- ConsentedOct 2023 (current stage)
- Construction (not yet reached)
- OperatingTarget Dec 2025 (not yet reached)
- Closed (not yet reached)
Request details
- Queue ID
- 844
- Grid region
- ISO-NE (New England)
- Connection point (POI)
- Eversource 345 kV West Medway substation
- Location
- Norfolk County, Massachusetts
- Technology
- Battery: 250 MW
- Total requested
- 250 MW
- Service type
- Network resource (NRIS)
- Study phase
- Executed
- Queue status
- Active
- Entered queue
- 13 March 2019
- Agreement signed
- 18 October 2023
- Proposed online date
- December 2025
Location
Marker shows the centre of Norfolk County; the queue data does not give exact sites.
Power plants in Massachusetts · Transmission lines in Massachusetts
Other requests in Norfolk County
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- NEA Bell. Uprate (Northeast Energy Associates, LP)Gas · 1.4 MW · agreement signed
- Battery StorageBattery storage · 300 MW · in study
- Medway Peaker - SEMARIGas · 208 MW · built
- Thomas A. Watson Generating StationGas · 108 MW · built
- Kearsarge Solar with batterySolar + storage · 5.4 MW · built
- Battery Storage Increase (QP1238)Battery storage · 301 MW · withdrawn
- Battery StorageBattery storage · 270 MW · withdrawn
- Battery StorageBattery storage · 254 MW · withdrawn
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- Gas TurbineGas · 208 MW · withdrawn
- Battery StorageBattery storage · 200 MW · withdrawn
Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem