Substation 20 Plant
Natural gas power plant in Orangeburg County, South Carolina. 2 MW of nameplate capacity across 1 generator, operated by City of Orangeburg - (SC).
Also known as EIA plant 59728
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 2014First generator online
- Operator
- City of Orangeburg - (SC)EIA operator ID 14164
- Grid
- DUKBalancing authority DUK
- Price nodes
- None linkedNo verified ISO node
- Location
- Orangeburg County, SC33.4402, −80.8417
- EIA plant ID
- 59728EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Substation 20 Plant produces
Free · EIA-923Net generation, 2025
168 MWh
168 MWh, final
Capacity factor, 2025
1.0%
2024: 4.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
−35.0–751.0
MWh a year. Low 2016, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | 41 | Not reported | 7 of 12 |
| 2015 | −12 | -0.1% | 12 of 12 |
| 2016 | −35 | -0.2% | 12 of 12 |
| 2017 | −1 | -0.0% | 12 of 12 |
| 2018 | 77 | 0.4% | 12 of 12 |
| 2019 | 46 | 0.3% | 12 of 12 |
| 2020 | −30 | -0.2% | 12 of 12 |
| 2021 | 13 | 0.1% | 12 of 12 |
| 2022 | 161 | 0.9% | 12 of 12 |
| 2023 | 122 | 0.7% | 12 of 12 |
| 2024 | 751 | 4.3% | 12 of 12 |
| 2025 | 168 | 1.0% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Natural Gas Fired Combustion Turbine | 2.0 | June 2014 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists City of Orangeburg - (SC) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Substation 20 Plant
More plants operated by City of Orangeburg - (SC)
Questions about Substation 20 Plant
How much power does Substation 20 Plant produce?
Substation 20 Plant reported 168 MWh (168 MWh) of net generation in 2025, a 1.0% capacity factor on 2 MW of nameplate capacity.
Where is Substation 20 Plant?
Substation 20 Plant is in Orangeburg County, South Carolina, at 33.4402, −80.8417. It is in the Duke Energy Carolinas balancing area (DUK).
Who operates Substation 20 Plant?
EIA-860M for August 2026 lists City of Orangeburg - (SC) as the operator (EIA operator ID 14164). The operator is not always the owner.
When did Substation 20 Plant start operating?
Its first generator began operating in June 2014, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page