Power plant · Massachusetts, United States
Medway Grid
Medway Grid is a power plant under construction in Massachusetts, United States, with 250 MW of capacity, owned by Medway Grid LLC.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Massachusetts | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Status | Under construction | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Start year | 2026 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Medway Grid LLC | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Operator | Medway Grid LLC | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Capacity | 250 MW | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Technology | Batteries | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Coordinates | 42.1454, -71.4474 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
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How it compares
Medway Grid is the 2nd-largest of 5 power plants planned, permitted or under construction in Massachusetts and the 302nd-largest of 835 in the United States by capacity; its 250 MW is <0.1% of the 282,375 MW of power plants planned, permitted or under construction we hold for the United States. It is not built yet, so it is ranked among the power plants planned, permitted or under construction in our data, apart from the ones running today. Ranks and totals cover the ones that report their capacity.
| Within | Rank | Total | Share |
|---|---|---|---|
| Massachusetts | 2nd of 5 | 1,668 MW | 15% |
| United States | 302nd of 835 | 282,375 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 343rd of 3,008 | 360,526 MW | <0.1% |
Owner, operator and place
Other power plants in Massachusetts
- Canal1,495 MW
- Northfield Mountain1,168 MW
- Fore River Generating Station872 MW
- Salem Harbor Power Development LP798 MW
- Bear Swamp666 MW
- ANP Bellingham Energy Project578 MW
- ANP Blackstone Energy Project578 MW
- Stony Brook542 MW
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.