Savannah River Site Biomass Cogen
Aiken County, South Carolina · EIA plant ID 57138 · Operator: Ameresco
Nameplate21MWSummer 19 MW
Generators1in service
Net generation97GWh12 mo to Aug 2026
Capacity factor58%other units, summer MW
Heat rate15,102Btu/kWhfossil units, electric fuel, HHV
First online2012
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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), other 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.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2012 | 68.8 | 47.9% | 15,978 |
| 2013 | 68.8 | 47.0% | 16,796 |
| 2014 | 70.9 | 49.5% | 16,207 |
| 2015 | 76.5 | 54.3% | 16,596 |
| 2016 | 79 | 46.7% | 15,650 |
| 2017 | 95.2 | 56.7% | 15,325 |
| 2018 | 92.7 | 55.2% | 15,280 |
| 2019 | 72.8 | 43.1% | 15,237 |
| 2020 | 83.6 | 49.7% | 16,242 |
| 2021 | 89.3 | 53.3% | 15,089 |
| 2022 | 84.4 | 50.6% | 16,084 |
| 2023 | 54.7 | 32.7% | 16,927 |
| 2024 | 90.7 | 54.2% | 14,960 |
| 2025 | 92.6 | 55.6% | 15,963 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Wood/Wood Waste Biomass | ST | 20.8 | 19 | Jan 2012 | Operating | — | coming soon |
Owner / operator
Operator: Ameresco. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| U S Department of Energy | 100.0% | 21 MW |
Nearby plants
Within 80 km.
| Wilson | 318 MW | 17.9 km |
| Vogtle | 4,658 MW | 18 km |
| Waynesboro Community Solar | 2 MW | 19.3 km |
| Edison Solar | 5 MW | 26.4 km |
| International Paper Augusta Mill | 85 MW | 27.1 km |
| Urquhart | 759 MW | 28.3 km |