Interconnection queue › Connecticut
Snapshot of 2026-08-09 · 322 projects · ISO-NE, NYISO
There are 322 projects in the interconnection queue with a Connecticut location, totalling 38,967 MW across the 246 that publish a capacity.
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| ISO | Projects | Capacity |
|---|---|---|
| ISO-NE | 321 | 38,947 MW |
| NYISO | 1 | 20 MW |
Shown in each ISO's own coding — a state served by more than one ISO will show more than one spelling of the same technology, and we do not silently merge them here.
| Fuel | Projects | Capacity |
|---|---|---|
| BAT | 61 | 8,296 MW |
| NG | 61 | 3,516 MW |
| SUN | 56 | 1,487 MW |
| DFO NG | 42 | 7,240 MW |
| (not published) | 34 | not published |
| N/A | 13 | 8,500 MW |
| WND | 11 | 7,764 MW |
| DFO | 6 | 538 MW |
| NUC | 5 | 136 MW |
| FC | 5 | 27 MW |
| SUN BAT | 5 | 223 MW |
| WDS | 4 | 64 MW |
| WAT | 3 | 7 MW |
| DFO KER NG | 3 | 117 MW |
| KER | 2 | 322 MW |
14 counties appear in these rows. 5 have enough projects to answer a county-level question and are linked below; the rest are listed with their counts and get no page of their own, and 2 carry a placeholder instead of a location, so we cannot say where those projects are.
| County | Projects | Capacity | |
|---|---|---|---|
| New Haven County | 65 | 4,897 MW | |
| Fairfield County | 63 | 7,045 MW | |
| Hartford County | 57 | 3,025 MW | |
| New London County | 43 | 8,457 MW | |
| Windham County | 32 | 4,382 MW | |
| Middlesex County | 20 | 1,780 MW | |
| Litchfield County | 15 | 445 MW | |
| NA | 10 | 7,760 MW | |
| Tolland County | 6 | 49 MW | |
| N/A | 5 | 0 MW | |
| Ellington County | 1 | 6 MW | |
| Fairfield & New Haven County | 1 | not published | |
| Livingston County | 1 | 20 MW | |
| Putnam County | 1 | 2 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 | County | MW | Status | Queue date | Proposed operation |
|---|---|---|---|---|---|---|
| Non-controllable objective ETU to enable 2400 MW injection | ISO-NE | New London | 2,400 | not published | 6/13/2024 | 6/30/2031 |
| 1400 MW HVDC Line into Millstone | ISO-NE | New London | 1,400 | not published | 5/29/2019 | 3/1/2024 |
| Offshore Wind | ISO-NE | NA | 1,275 | not published | 1/11/2024 | 9/1/2031 |
| Offshore Wind | ISO-NE | NA | 1,275 | not published | 3/14/2024 | 9/1/2031 |
| Offshore Wind | ISO-NE | NA | 1,200 | not published | 9/9/2020 | 11/30/2027 |
| non-controllable objective ETU to enable 1200 MW injection near Millstone substation | ISO-NE | New London | 1,200 | not published | 9/23/2022 | 12/30/2029 |
| Non-controllable objective ETU to enable additional 1200 MW (to QP1309) injection near Millstone sub | ISO-NE | New London | 1,200 | not published | 8/21/2023 | 12/30/2030 |
| Offshore Wind | ISO-NE | NA | 1,200 | not published | 6/7/2019 | 5/31/2025 |
| 1200 MW HVDC Line into Singer (Controllable) | ISO-NE | Fairfield | 1,200 | not published | 7/29/2019 | 9/1/2024 |
| Offshore Wind | ISO-NE | NA | 1,200 | not published | 9/16/2019 | 5/31/2031 |
| Combined Cycle | ISO-NE | Windham | 1,120 | not published | 2/8/2016 | 6/1/2020 |
| 2400 controllable ETU - unidirectional | ISO-NE | not published | 1,100 | not published | 11/8/2022 | 5/31/2028 |
| ISO | We last read | Source last changed | Source |
|---|---|---|---|
| ISO-NE | 2026-08-09 | 2026-08-09 | source file |
| NYISO | 2026-08-09 | 2026-07-16 | 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.