Spartanburg Water System
Spartanburg County, South Carolina · EIA plant ID 54675 · Operator: Spartanburg Commissioners PW
×1 MW oil retired since 2020 (latest Feb 2021)
Nameplate5MWSummer 5 MW
Generators4in service
Net generation0GWh12 mo to Aug 2026
Capacity factor0%gas/coal/oil units, summer MW
Heat rate9,694Btu/kWhfossil units, electric fuel, HHV
First online1926Runs as rarely runs
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), gas/coal/oil 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) |
|---|---|---|---|
| 2001 | 0.5 | — | — |
| 2002 | 0.4 | — | — |
| 2003 | 0.8 | 0.2% | 12,000 |
| 2004 | 2.1 | 0.2% | 11,111 |
| 2005 | 2.5 | 0.2% | 11,117 |
| 2006 | 1.7 | 0.2% | 11,259 |
| 2007 | 0.7 | 0.3% | 9,910 |
| 2008 | 0.6 | 0.3% | 9,489 |
| 2009 | 1.3 | 0.3% | 11,750 |
| 2010 | 1.1 | 0.3% | 10,217 |
| 2011 | 0.1 | 0.4% | 10,528 |
| 2012 | 0.2 | 0.2% | 10,642 |
| 2013 | 4 | 0.5% | 10,000 |
| 2014 | 2.9 | 0.1% | 23,000 |
| 2015 | 2.5 | 0.5% | 9,662 |
| 2016 | 2 | 0.5% | 8,176 |
| 2017 | 1.4 | 0.3% | 9,042 |
| 2018 | 2.5 | 0.3% | 8,868 |
| 2019 | 2.5 | 0.2% | 9,897 |
| 2020 | 3.5 | 0.3% | 9,797 |
| 2021 | 2.1 | 0.3% | 9,492 |
| 2022 | 0.8 | 0.5% | 9,656 |
| 2023 | 1.9 | 0.5% | 9,758 |
| 2024 | 2.7 | 1.9% | 9,663 |
| 2025 | 1.6 | 0.3% | 9,753 |
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 |
|---|---|---|---|---|---|---|---|---|
| DI2 | Petroleum Liquids | IC | 2 | 2 | Dec 2011 | Operating | — | coming soon |
| DI4 | Petroleum Liquids | IC | 2.3 | 2.3 | Aug 2025 | Operating | — | coming soon |
| HG1 | Conventional Hydroelectric | HY | 0.5 | 0.5 | Jan 1926 | Operating (Standby / backup) | — | coming soon |
| HG2 | Conventional Hydroelectric | HY | 0.5 | 0.5 | Jan 1926 | Operating (Standby / backup) | — | coming soon |
| DI1 | Petroleum Liquids | IC | 1.6 | 1.6 | Jan 1998 | Retired Jun 2011 | — | coming soon |
| DI3 | Petroleum Liquids | IC | 1.3 | 1.3 | Dec 2011 | Retired Feb 2021 | — | coming soon |
Owner / operator
Operator: Spartanburg Commissioners PW. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Spartanburg Commissioners PW | 100.0% | 5 MW |
Nearby plants
Within 80 km.
| Bryant Road Solar | 2 MW | 11.4 km |
| AGA TAG Solar III LLC | 2 MW | 14.4 km |
| ATOOD Solar III LLC | 2 MW | 14.4 km |
| Ballenger Road Solar A | 2 MW | 15.2 km |
| Limelight Solar II LLC | 2 MW | 15.3 km |
| Atood II | 2 MW | 17 km |