Interconnection queue › New Hampshire
Snapshot of 2026-08-09 · 138 projects · ISO-NE
There are 138 projects in the interconnection queue with a New Hampshire location, totalling 11,124 MW across the 118 that publish a capacity.
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| ISO | Projects | Capacity |
|---|---|---|
| ISO-NE | 138 | 11,124 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 |
|---|---|---|
| SUN | 49 | 1,693 MW |
| WND | 23 | 969 MW |
| WDS | 15 | 232 MW |
| N/A | 10 | 4,690 MW |
| NG | 7 | 1,598 MW |
| (not published) | 6 | not published |
| WAT | 6 | 13 MW |
| BAT | 5 | 948 MW |
| SUN BAT | 4 | 353 MW |
| NUC | 3 | 13 MW |
| DFO NG | 2 | 0 MW |
| LFG | 2 | 7 MW |
| BIT | 2 | 22 MW |
| JF NG | 1 | not published |
| NG OTH | 1 | 570 MW |
14 counties appear in these rows. 3 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 | |
|---|---|---|---|
| Coos County | 32 | 956 MW | |
| Grafton County | 27 | 3,187 MW | |
| Rockingham County | 25 | 4,626 MW | |
| Cheshire County | 15 | 1,097 MW | |
| Merrimack County | 9 | 470 MW | |
| Sullivan County | 9 | 154 MW | |
| Hillsborough | 8 | 168 MW | |
| Belknap County | 2 | 30 MW | |
| Carroll County | 2 | 195 MW | |
| Grafton/Merrimack County | 2 | 66 MW | |
| Merrimack/Grafton County | 2 | 154 MW | |
| Strafford County | 2 | 20 MW | |
| N/A | 1 | not published | |
| NA | 1 | not published |
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 |
|---|---|---|---|---|---|---|
| 1200 MW (+/- 400 kV) HVDC External ETU | ISO-NE | Grafton | 1,200 | not published | 4/11/2023 | 7/1/2029 |
| HVDC/AC Tie - Import only | ISO-NE | Rockingham | 1,200 | not published | 2/16/2015 | 4/30/2019 |
| 400 kV HVDC Tie - Import Only | ISO-NE | Grafton | 1,200 | not published | 12/27/2016 | 12/31/2022 |
| Northern Pass Transmission Project (300 kV HVDC/AC Tie) - Import Only | ISO-NE | Rockingham | 1,090 | not published | 2/16/2015 | 12/29/2022 |
| Combined Cycle Capacity Increase/ Generator Change | ISO-NE | Rockingham | 904 | not published | 9/5/2007 | 6/30/2013 |
| Energy Center | ISO-NE | Cheshire | 570 | not published | 11/25/2015 | 6/1/2020 |
| Combined Cycle( See # 226) | ISO-NE | Rockingham | 563 | not published | 8/3/2006 | 6/30/2013 |
| Battery Storage | ISO-NE | Rockingham | 402 | not published | 3/1/2023 | 11/20/2026 |
| Battery Storage | ISO-NE | Merrimack | 226 | not published | 3/28/2023 | 4/7/2027 |
| Battery Storage | ISO-NE | Rockingham | 200 | not published | 9/20/2023 | 12/30/2026 |
| Wind | ISO-NE | Coos | 180 | not published | 10/2/2008 | 9/1/2011 |
| Solar | ISO-NE | Grafton | 150 | not published | 3/31/2022 | 11/1/2025 |
| ISO | We last read | Source last changed | Source |
|---|---|---|---|
| ISO-NE | 2026-08-09 | 2026-08-09 | 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.