Largest power plants in Tennessee
The 50 largest power plants in Tennessee by nameplate capacity, from EIA-860M for August 2026, with 2025 net generation from EIA-923.
Plants
50
Nameplate capacity
23,332 MW
Net generation, 2025
73.6 TWh
47 of 50 plants reported
Top 50 by nameplate capacity
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Cumberland (TN)Stewart County · Coal | 2,600 | 9,096 | 39.9% |
| 2 | Watts Bar Nuclear PlantRhea County · Nuclear | 2,540 | 16,273 | 73.1% |
| 3 | SequoyahHamilton County · Nuclear | 2,441 | 13,060 | 61.1% |
| 4 | Gallatin (TN)Sumner County · Coal and natural gas | 1,918 | 4,324* | 30.6% |
| 5 | Raccoon MountainHamilton County · Pumped storage | 1,714 | −538 | – |
| 6 | KingstonRoane County · Coal | 1,700 | 3,382* | 24.6% |
| 7 | JohnsonvilleHumphreys County · Natural gas | 1,676 | 1,433 | – |
| 8 | Lagoon CreekHaywood County · Natural gas | 1,625 | 3,449 | 24.2% |
| 9 | AllenShelby County · Natural gas | 1,290 | 5,845 | – |
| 10 | John SevierHawkins County · Natural gas | 997 | 4,750 | 54.4% |
| 11 | Gleason Generating FacilityWeakley County · Natural gas | 568 | 720 | 14.5% |
| 12 | Brownsville Peaking PowerHaywood County · Natural gas | 460 | 119 | 3.0% |
| 13 | Pickwick Landing DamHardin County · Hydro | 240 | 1,295 | 61.6% |
| 14 | Tennessee Eastman OperationsSullivan County · Coal and natural gas | 194 | 1,072 | 63.0% |
| 15 | Ridgely Energy FarmLake County · Solar | 177 | 152* | 20.6% |
| 16 | Watts Bar HydroRhea County · Hydro | 175 | 865 | 56.6% |
| 17 | ChickamaugaHamilton County · Hydro | 160 | 694 | 49.6% |
| 18 | CalderwoodBlount County · Hydro | 157 | 569 | 41.5% |
| 19 | Center HillDeKalb County · Hydro | 156 | 356 | – |
| 20 | Fort LoudounLoudon County · Hydro | 153 | 633 | 47.1% |
| 21 | Douglas DamSevier County · Hydro | 151 | 341 | 25.8% |
| 22 | Elora SolarLincoln County · Solar | 150 | 316 | 24.1% |
| 23 | Graceland Solar, LLCShelby County · Solar | 150 | – | – |
| 24 | Yum Yum Solar LLCFayette County · Solar | 147 | – | – |
| 25 | Cherokee DamJefferson County · Hydro | 135 | 315 | 26.7% |
| 26 | Norris DamAnderson County · Hydro | 131 | 416 | 36.2% |
| 27 | Boone DamSullivan County · Hydro | 106 | 145 | 15.7% |
| 28 | NickajackMarion County · Hydro | 104 | 578 | 63.5% |
| 29 | Old HickorySumner County · Hydro | 104 | 325 | 35.7% |
| 30 | OETN1Obion County · Solar | 100 | 160 | 18.3% |
| 31 | Cordell HullSmith County · Hydro | 100 | 441 | 50.4% |
| 32 | ApalachiaPolk County · Hydro | 94 | 389 | 47.5% |
| 33 | SR Millington IIShelby County · Solar | 75 | – | – |
| 34 | Packaging Corp of AmericaHardin County · Wood biomass | 73 | 430 | 67.7% |
| 35 | Melton HillLoudon County · Hydro | 72 | 145 | 23.0% |
| 36 | SR McKellarMadison County · Solar | 70 | 139 | 22.7% |
| 37 | Primient Loudon PlantLoudon County · Natural gas | 61 | 366 | 68.1% |
| 38 | Fort Patrick HenrySullivan County · Hydro | 59 | 94.8 | 18.2% |
| 39 | WataugaCarter County · Hydro | 58 | 94.0 | 18.6% |
| 40 | Dale HollowClay County · Hydro | 54 | 121 | 25.6% |
| 41 | Millington Solar FarmShelby County · Solar | 53 | 93.1 | 20.1% |
| 42 | Domtar Kingsport MillSullivan County · Natural gas | 50 | 183 | 41.8% |
| 43 | ChilhoweeBlount County · Hydro | 50 | 158 | 36.1% |
| 44 | Tims FordFranklin County · Hydro | 46 | 41.2 | 10.3% |
| 45 | South HolstonSullivan County · Hydro | 39 | 122 | 36.0% |
| 46 | CheathamDickson County · Hydro | 36 | 191 | 60.7% |
| 47 | SR Bell BuckleBedford County · Solar | 35 | 69.0 | 22.5% |
| 48 | Great Falls (TN)Warren County · Hydro | 34 | 131 | 44.4% |
| 49 | Ocoee 3Polk County · Hydro | 29 | 141 | 56.0% |
| 50 | J P PriestDavidson County · Hydro | 28 | 60.4 | 24.6% |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources