| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Seabrook nuclear power plant | Nuclear | United States of America | 2,494 |
| 2 | Seabrook | Nuclear | United States of America | 1,296 |
| 3 | Granite Ridge | Gas | United States of America | 790 |
| 4 | Merrimack | Coal | United States of America | 496 |
| 5 | Merrimack Station | Coal | United States of America | 496 |
| 6 | S C Moore | Hydro | United States of America | 195 |
| 7 | Schiller Station | Coal | United States of America | 135 |
| 8 | Granite Reliable Power | Wind | United States of America | 99 |
| 9 | Burgess BioPower | Waste | United States of America | 75 |
| 10 | Groton Wind LLC | Wind | United States of America | 48 |
| 11 | Vernon Dam | Hydro | United States of America | 36 |
| 12 | Berlin Gorham | Hydro | United States of America | 30 |
| 13 | Antrim Wind | Wind | United States of America | 29 |
| 14 | Pinetree Power Tamworth | Waste | United States of America | 25 |
| 15 | NE Renewable Tamworth, LLC | Biomass | United States of America | 25 |
| 16 | Lempster Wind LLC | Wind | United States of America | 24 |
| 17 | Ryegate Power Station | Waste | United States of America | 22 |
| 18 | Bridgewater Power LP | Waste | United States of America | 20 |
| 19 | Springfield Power LLC | Waste | United States of America | 20 |
| 20 | DG Whitefield LLC | Waste | United States of America | 20 |
| 21 | White Lake | Oil | United States of America | 19 |
| 22 | Lost Nation | Oil | United States of America | 18 |
| 23 | Pinetree Power | Waste | United States of America | 18 |
| 24 | NE Renewable Bethlehem, LLC | Biomass | United States of America | 18 |
| 25 | Amoskeag | Hydro | United States of America | 16 |
| 26 | Indeck Energy-Alexandria | Waste | United States of America | 16 |
| 27 | Smith (NH) | Hydro | United States of America | 15 |
| 28 | Jericho Power | Wind | United States of America | 14 |
| 29 | Wheelabrator Concord Facility | Waste | United States of America | 14 |
| 30 | Ascutney | Oil | United States of America | 13 |
| 31 | Garvins Falls | Hydro | United States of America | 12 |
| 32 | Pontook Hydro Facility | Hydro | United States of America | 10 |
| 33 | Mcindoes | Hydro | United States of America | 10 |
| 34 | Turnkey Landfill Gas Recovery | Waste | United States of America | 9 |
| 35 | Ayers Island | Hydro | United States of America | 8 |
| 36 | UNH 7.9 MW Plant | Waste | United States of America | 8 |
| 37 | Dartmouth College Heating Plant | Oil | United States of America | 7 |
| 38 | Aziscohos Hydroelectric Project | Hydro | United States of America | 7 |
| 39 | Eastman Falls | Hydro | United States of America | 6 |
| 40 | Dodge Falls Associates | Hydro | United States of America | 5 |
| 41 | Elizabeth Mines Solar 1 | Solar | United States of America | 5 |
| 42 | Hampton Facility | Gas | United States of America | 5 |
| 43 | Gilman Mill | Hydro | United States of America | 5 |
| 44 | Penacook Lower Falls | Hydro | United States of America | 5 |
| 45 | Rolfe Canal Hydro | Hydro | United States of America | 4 |
| 46 | DG Haverhill CSG | Solar | United States of America | 4 |
| 47 | Gregg Falls | Hydro | United States of America | 4 |
| 48 | Penacook Upper Falls Hydro | Hydro | United States of America | 3 |
| 49 | Jackman | Hydro | United States of America | 3 |
| 50 | Errol Hydroelectric Project | Hydro | United States of America | 3 |
| 51 | Mine Falls Generating Station | Hydro | United States of America | 3 |
| 52 | Plymouth State College Cogeneration | Oil | United States of America | 3 |
| 53 | Pembroke Hydro | Hydro | United States of America | 3 |
| 54 | Clement Dam Hydro LLC | Hydro | United States of America | 2 |
| 55 | Nashua Plant | Waste | United States of America | 2 |
| 56 | Gorham | Hydro | United States of America | 2 |
| 57 | Crotched Mountain Rehabilitation Center | Oil | United States of America | 2 |
| 58 | GSPP Gilman LLC | Solar | United States of America | 2 |
| 59 | General Electric Great Falls Upper Hydro | Hydro | United States of America | 2 |
| 60 | Ayers Village Solar | Solar | United States of America | 2 |
| 61 | Stevens Mills Dam | Hydro | United States of America | 2 |
| 62 | China Mill Hydro | Hydro | United States of America | 2 |
| 63 | Hooksett | Hydro | United States of America | 2 |
| 64 | Smith (VT) | Hydro | United States of America | 2 |
| 65 | Milton Hydro | Hydro | United States of America | 1 |
| 66 | Newfound Hydroelectric | Hydro | United States of America | 1 |
| 67 | Rollinsford | Hydro | United States of America | 1 |
| 68 | Somersworth Lower Great Dam | Hydro | United States of America | 1 |
| 69 | Hillsborough Hosiery | Hydro | United States of America | 1 |
| 70 | Lochmere Hydroelectric Plant | Hydro | United States of America | 1 |
| 71 | Lower Village Water Power Project | Hydro | United States of America | 1 |
| 72 | Boltonville Hydro Associates | Hydro | United States of America | 1 |
| 73 | Canaan | Hydro | United States of America | 1 |
| 74 | EHC West Hopkinton | Hydro | United States of America | 1 |
Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ measured for US EPA GHGRP / EU ETS records and modelled for Climate TRACE records. Sorted server-side; click any column to re-sort. Company-level data only.
Seabrook nuclear power plant (United States of America) ranks #1 with 2,494 mw.
This ranking covers 74 power plants in in New Hampshire, United States of America.
1. Seabrook nuclear power plant (2,494); 2. Seabrook (1,296); 3. Granite Ridge (790).