New Hampshire interconnection queue
3 interconnection applications are pending in New Hampshire, requesting 125 MW of new generating capacity across 7 counties, as of 15 August 2026. That places New Hampshire #47 of 47 states by capacity queued.
Pending applications
3
of 136 ever filed
Capacity queued
125 MW
requested, not committed
Already built
2.3 GW
29 connected
Built vs decided
21.8%
104 withdrawn
Counties in the queue
7
with five or more filings
Large load requested
none recorded
0 requests
Source: the interconnection queues of every transmission provider operating in New Hampshire. Parsed and normalised by Watt Street. Data as of 15 August 2026.
Which queues serve New Hampshire
| Queue or utility | Applications | Capacity pending |
|---|---|---|
| ISONE | 136 | 125 MW |
What is waiting in New Hampshire, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 3 | 125 MW |
Counties with the most capacity queued
| County | Pending | Capacity queued | Already built |
|---|---|---|---|
| Rockingham County | 1 | 100 MW | 2.0 GW |
| Sullivan County | 1 | 5 MW | 27 MW |
| Cheshire County | 0 | 0 MW | 0 MW |
| Coos County | 0 | 0 MW | 214 MW |
| Grafton County | 0 | 0 MW | 77 MW |
| Hillsborough County | 0 | 0 MW | 28 MW |
| Merrimack County | 0 | 0 MW | 22 MW |
New Hampshire on the map
Every application above is plotted, searchable and clickable.