Natural gas power plants in Tennessee
14 operating natural gas power plants in Tennessee with 7,383 MW of natural gas capacity, largest first. From EIA-860M, August 2026.
Largest natural gas power plants in Tennessee
| # | Plant | Natural gas MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | JohnsonvilleHumphreys County | 1,676 | 1,433 | – |
| 2 | Lagoon CreekHaywood County | 1,625 | 3,449 | 24.2% |
| 3 | AllenShelby County | 1,171 | 5,845 | – |
| 4 | John SevierHawkins County | 997 | 4,750 | 54.4% |
| 5 | Gallatin (TN)Sumner County · Coal and natural gas | 663 | 4,324* | 30.6% |
| 6 | Gleason Generating FacilityWeakley County | 568 | 720 | 14.5% |
| 7 | Brownsville Peaking PowerHaywood County | 460 | 119 | 3.0% |
| 8 | Tennessee Eastman OperationsSullivan County · Coal and natural gas | 84 | 1,072 | 63.0% |
| 9 | Primient Loudon PlantLoudon County | 61 | 366 | 68.1% |
| 10 | Domtar Kingsport MillSullivan County | 50 | 183 | 41.8% |
| 11 | Vanderbilt University Power PlantDavidson County | 14 | 106 | 64.5% |
| 12 | University of Tennessee Steam PlantKnox County | 5.0 | 33.4 | 76.2% |
| 13 | MTSU Power Co-Gen PlantRutherford County | 5.0 | 37.5 | 85.6% |
| 14 | Opryland USADavidson County | 4.5 | 25.2* | 76.9% |
* Fewer than 12 months of 2025 reported, so the total is partial.
Projects where natural gas is the largest fuel or at least a fifth of nameplate capacity. MW is natural gas nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources