| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Union Power Station | Gas | United States of America | 2,428 |
| 2 | Arkansas Nuclear One nuclear power plant | Nuclear | United States of America | 1,968 |
| 3 | Arkansas Nuclear One | Nuclear | United States of America | 1,845 |
| 4 | Independence Steam Electric Station | Coal | United States of America | 1,800 |
| 5 | White Bluff | Coal | United States of America | 1,800 |
| 6 | Independence Steam Station | Coal | United States of America | 1,800 |
| 7 | White Bluff Generating Plant | Coal | United States of America | 1,800 |
| 8 | Allen | Gas | United States of America | 1,792 |
| 9 | Plum Point Energy Station | Coal | United States of America | 1,385 |
| 10 | Jefferson Power Station | Gas | United States of America | 750 |
| 11 | Magnet Cove | Gas | United States of America | 746 |
| 12 | Plum Point Energy Station | Coal | United States of America | 720 |
| 13 | Hot Spring Generating Facility | Gas | United States of America | 715 |
| 14 | Dell Power Station | Gas | United States of America | 679 |
| 15 | John W Turk Jr Power Plant | Coal | United States of America | 609 |
| 16 | John W. Turk Jr. Power Plant | Coal | United States of America | 609 |
| 17 | Harry L. Oswald | Gas | United States of America | 600 |
| 18 | Flint Creek | Coal | United States of America | 558 |
| 19 | Flint Creek Power Plant | Coal | United States of America | 558 |
| 20 | Lake Catherine | Gas | United States of America | 552 |
| 21 | Syntex power station | Gas | United States of America | 500 |
| 22 | Harry D Mattison Gas Plant | Gas | United States of America | 349 |
| 23 | Bull Shoals | Hydro | United States of America | 340 |
| 24 | Pine Bluff Energy Center | Gas | United States of America | 236 |
| 25 | Colossus 1 power station | Gas | United States of America | 198 |
| 26 | Thomas Fitzhugh | Gas | United States of America | 185 |
| 27 | Jonesboro City Water & Light Plant | Gas | United States of America | 179 |
| 28 | Dardanelle | Hydro | United States of America | 161 |
| 29 | Ashdown | Biomass | United States of America | 156 |
| 30 | Fulton (AR) | Gas | United States of America | 155 |
| 31 | McClellan (AR) | Gas | United States of America | 136 |
| 32 | Carl Bailey | Gas | United States of America | 120 |
| 33 | Beaver Dam | Hydro | United States of America | 112 |
| 34 | Dam 2 | Hydro | United States of America | 103 |
| 35 | Ozark | Hydro | United States of America | 100 |
| 36 | Greers Ferry Lake | Hydro | United States of America | 96 |
| 37 | Pine Bluff Mill | Biomass | United States of America | 85 |
| 38 | Stuttgart Solar | Solar | United States of America | 81 |
| 39 | Norfork | Hydro | United States of America | 80 |
| 40 | Mabelvale | Gas | United States of America | 78 |
| 41 | Blakely Mountain | Hydro | United States of America | 75 |
| 42 | Degray | Hydro | United States of America | 70 |
| 43 | Elkins Generating Center | Gas | United States of America | 66 |
| 44 | Carpenter | Hydro | United States of America | 56 |
| 45 | Murray | Hydro | United States of America | 45 |
| 46 | Ellis Hydro | Hydro | United States of America | 32 |
| 47 | Whillock | Hydro | United States of America | 32 |
| 48 | Clearwater Paper APP CB | Biomass | United States of America | 28 |
| 49 | Narrows (AR) | Hydro | United States of America | 26 |
| 50 | Georgia-Pacific Crossett LLC | Biomass | United States of America | 25 |
| 51 | Paragould Reciprocating | Gas | United States of America | 19 |
| 52 | Riceland Foods Cogeneration Plant | Biomass | United States of America | 18 |
| 53 | Paragould Turbine | Gas | United States of America | 14 |
| 54 | SR Camden | Solar | United States of America | 12 |
| 55 | Noland Wastewater Treatment Plant Hybrid | Storage | United States of America | 11 |
| 56 | Westside Wastewater Treatment Plant Hybrid | Storage | United States of America | 11 |
| 57 | Remmel | Hydro | United States of America | 9 |
| 58 | Municipal Light | Oil | United States of America | 7 |
| 59 | UA Central Utility Plant | Gas | United States of America | 6 |
| 60 | Scenic Hill Solar III | Solar | United States of America | 5 |
| 61 | Two Pine Landfill Gas Recovery | Waste | United States of America | 5 |
| 62 | White River Lock and Dam 1 | Hydro | United States of America | 4 |
| 63 | White River Lock and Dam 3 | Hydro | United States of America | 4 |
| 64 | Waste Management Eco Vista LFGTE | Waste | United States of America | 4 |
| 65 | White River Lock and Dam 2 | Hydro | United States of America | 4 |
| 66 | Scenic Hill Solar IV LLC | Solar | United States of America | 2 |
| 67 | Columbia Flooring Melbourne | Waste | United States of America | 2 |
| 68 | Osceola (AR) | Oil | United States of America | 2 |
| 69 | Fourche Creek Wastewater | Biomass | United States of America | 1 |
| 70 | Lee Creek Water Treatment Facility | Hydro | United States of America | 1 |
| 71 | FECC Solar Benton | Solar | United States of America | 1 |
| 72 | Ozarks Natural Energy Community Solar | Solar | 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.
Union Power Station (United States of America) ranks #1 with 2,428 mw.
This ranking covers 72 power plants in in Arkansas, United States of America.
1. Union Power Station (2,428); 2. Arkansas Nuclear One nuclear power plant (1,968); 3. Arkansas Nuclear One (1,845).