Interconnection queue › Massachusetts › Middlesex County
Snapshot of 2026-08-06 · 59 projects · Massachusetts (MA)
There are 59 projects in the interconnection queue located in Middlesex County, Massachusetts (MA), totalling 10,551 MW across the 48 that publish a capacity.
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| ISO | Projects | Capacity |
|---|---|---|
| ISO-NE | 59 | 10,551 MW |
Shown in each ISO's own coding. We do not merge two operators' spellings of the same technology here — the national table is the only place any fuel code is mapped.
| Fuel | Projects | Capacity |
|---|---|---|
| BAT | 17 | 2,925 MW |
| DFO NG | 11 | 481 MW |
| N/A | 11 | 6,618 MW |
| (not published) | 6 | not published |
| SUN BAT | 6 | 36 MW |
| NG | 4 | 154 MW |
| NG SUN BAT | 2 | 8 MW |
| NG WO | 1 | 311 MW |
| JF | 1 | 18 MW |
| Status | Projects | Capacity |
|---|---|---|
| (not published) | 59 | 10,551 MW |
The 12 highest-capacity rows in this page's exact scope, ordered by the capacity the ISO published. Projects without a published capacity are not ranked here and remain included in the totals above.
| Project | ISO | MW | Status | Queue date | Proposed operation |
|---|---|---|---|---|---|
| 1200 MW controllable ETU - unidirectional | ISO-NE | 1,200 | not published | 6/20/2023 | 5/31/2032 |
| AC to HVDC Tie | ISO-NE | 1,200 | not published | 2/16/2015 | 3/31/2019 |
| 1200 MW HVDC Line (controllable) Into Mystic | ISO-NE | 1,200 | not published | 4/4/2019 | 8/1/2024 |
| HVDC Line | ISO-NE | 1,100 | not published | 2/16/2015 | 6/30/2017 |
| HVDC from S. Maine to Mystic - bidirectional flow | ISO-NE | 1,000 | not published | 2/16/2015 | 12/31/2018 |
| HVDC Tie NB to Mystic | ISO-NE | 900 | not published | 12/14/2015 | 12/30/2020 |
| Battery Storage | ISO-NE | 508 | not published | 6/15/2021 | 5/31/2028 |
| Battery Storage | ISO-NE | 500 | not published | 8/28/2020 | 6/1/2025 |
| Battery Storage | ISO-NE | 500 | not published | 6/11/2024 | 4/27/2028 |
| Billerica Power | ISO-NE | 311 | not published | 6/21/2006 | 6/15/2011 |
| Gas Turbine | ISO-NE | 208 | not published | 2/28/2013 | 5/31/2018 |
| Battery Storage | ISO-NE | 204 | not published | 10/29/2020 | 6/1/2025 |
| ISO | We last read | Source last changed | Source |
|---|---|---|---|
| ISO-NE | 2026-08-06 | 2026-08-06 | source file |
Compiled from each ISO's own published interconnection queue report. Queue position is not a permit, a contract, or a guarantee that a project will be built; most projects in every queue are eventually withdrawn. Figures are reproduced as published, are provided for informational purposes only, and carry no warranty of accuracy or completeness. Always verify against the ISO's own report before relying on any figure.