Electric Substations in New Hampshire
68 catalogued substations in New Hampshire, with the highest-voltage facilities listed first. Each substation profile shows voltage class, operator, connected transmission lines, and the datacenter candidate sites closest to it.
| Substation | Max voltage | Connected lines | Operator |
|---|---|---|---|
| ELIOT | 345 kV | 3 | CENTRAL MAINE POWER CO |
| DEERFIELD | 345 kV | 6 | PUBLIC SERVICE CO OF NH |
| TIMBER SWAMP | 345 kV | 2 | PUBLIC SERVICE CO OF NH |
| NEWINGTON 345KV | 345 kV | 4 | PUBLIC SERVICE CO OF NH |
| MAGUIRE ROAD | 345 kV | 4 | CENTRAL MAINE POWER CO |
| BUXTON | 345 kV | 2 | — |
| ESSENTIAL POWER NEWINGTON LLC | 345 kV | 2 | PUBLIC SERVICE CO OF NH |
| SCOBIE POND 345KV | 345 kV | 6 | PUBLIC SERVICE CO OF NH |
| GRANITE RIDGE | 230 kV | 2 | PUBLIC SERVICE CO OF NH |
| BEDFORD | 230 kV | 2 | PUBLIC SERVICE CO OF NH |
| WATTS BROOK | 230 kV | 2 | PUBLIC SERVICE CO OF NH |
| TAP137031 | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| WHITE LAKE | 115 kV | 4 | PUBLIC SERVICE CO OF NH |
| QUAKER HILL | 115 kV | 2 | CENTRAL MAINE POWER CO |
| PINETREE POWER TAMWORTH | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| SCOBIE POND 115KV | 115 kV | 7 | PUBLIC SERVICE CO OF NH |
| TAP136661 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| WATERBORO | 115 kV | 1 | CENTRAL MAINE POWER CO |
| AMOSKEAG | 115 kV | 1 | PUBLIC SERVICE CO OF NH |
| TAP136927 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| TAP137033 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| TAP137039 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| CHESTER | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| BRENTWOOD | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| OCEAN ROAD | 115 kV | 4 | PUBLIC SERVICE CO OF NH |
| TAP136926 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| TAP170878 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| LOST NATION | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| TAP174652 | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| TAP137032 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| THREE RIVERS | 115 kV | 4 | CENTRAL MAINE POWER CO |
| MADBURY | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| DOVER | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| WOODSTOCK | 115 kV | 2 | CENTRAL MAINE POWER CO |
| KIMBALL ROAD | 115 kV | 3 | CENTRAL MAINE POWER CO |
| MERRIMACK | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| TAP137037 | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| PONTOOK HYDRO FACILITY | 115 kV | 2 | PUBLIC SERVICE CO OF NH |
| NEWINGTON 115KV | 115 kV | 6 | PUBLIC SERVICE CO OF NH |
See datacenter candidate sites in New Hampshire →
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for substations in New Hampshire. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.