SR Marion, LLC
Sequatchie County, Tennessee · EIA plant ID 67158 · Operator: SR Marion, LLC
Nameplate1MWSummer 1 MW
Generators1in service
Net generation3GWh12 mo to Dec 2025
Capacity factor22%solar units, summer MW
Heat rate—thermal plants only
First online2024
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), solar units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2023 | 0 | — | — |
| 2024 | 1.7 | 16.5% | — |
| 2025 | 2.5 | 22.3% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| MARN1 | Solar Photovoltaic | PV | 1.3 | 1.3 | Feb 2024 | Operating | — | coming soon |
Owner / operator
Operator: SR Marion, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| SR Marion, LLC | 100.0% | 1 MW |
Nearby plants
Within 80 km.
| SR Sequatchie | 8 MW | 5.7 km |
| Sequoyah | 2,441 MW | 32.2 km |
| Chickamauga | 160 MW | 35 km |
| Raccoon Mountain | 1,714 MW | 37.2 km |
| Volkswagen Solar System | 8 MW | 40.1 km |
| Chattanooga Metropolitan Airport Solar | 3 MW | 43.7 km |