Sibley One
Oil power plant in Osceola County, Iowa. 5.2 MW of nameplate capacity across 3 generators, operated by City of Sibley - (IA).
Also known as EIA plant 1184
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 5.2 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- September 1971First generator online
- Operator
- City of Sibley - (IA)EIA operator ID 17141
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Osceola County, IA43.4050, −95.7261
- EIA plant ID
- 1184EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sibley One produces
Free · EIA-923Net generation, 2025
174 MWh
174 MWh, final
Capacity factor, 2025
0.4%
2024: 0.1%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
16.0–174.0
MWh a year. Low 2023, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 550 | Not reported | 12 of 12 |
| 2003 | 413 | Not reported | 12 of 12 |
| 2004 | 642 | Not reported | 12 of 12 |
| 2005 | 220 | Not reported | 12 of 12 |
| 2006 | 180 | Not reported | 12 of 12 |
| 2007 | 136 | Not reported | 12 of 12 |
| 2008 | 8 | Not reported | 12 of 12 |
| 2009 | 34 | Not reported | 12 of 12 |
| 2010 | 65 | 0.1% | 12 of 12 |
| 2011 | 195 | 0.4% | 12 of 12 |
| 2012 | 237 | 0.5% | 12 of 12 |
| 2013 | 98 | 0.2% | 12 of 12 |
| 2014 | 62 | 0.1% | 12 of 12 |
| 2015 | 51 | 0.1% | 12 of 12 |
| 2016 | 103 | 0.2% | 12 of 12 |
| 2017 | 76 | 0.2% | 12 of 12 |
| 2018 | 141 | Not reported | 12 of 12 |
| 2019 | 58 | 0.1% | 12 of 12 |
| 2020 | 62 | Not reported | 12 of 12 |
| 2021 | 98 | 0.2% | 12 of 12 |
| 2022 | 39 | 0.1% | 12 of 12 |
| 2023 | 16 | 0.0% | 12 of 12 |
| 2024 | 42 | 0.1% | 12 of 12 |
| 2025 | 174 | 0.4% | 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 |
|---|---|---|---|
| 2 | Petroleum Liquids | 2.0 | September 1971 |
| 3 | Petroleum Liquids | 1.2 | April 1987 |
| 5 | Petroleum Liquids | 2.0 | April 2000 |
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 Sibley - (IA) 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 Sibley One
More plants operated by City of Sibley - (IA)
Questions about Sibley One
How much power does Sibley One produce?
Sibley One reported 174 MWh (174 MWh) of net generation in 2025, a 0.4% capacity factor on 5.2 MW of nameplate capacity.
Where is Sibley One?
Sibley One is in Osceola County, Iowa, at 43.4050, −95.7261. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Sibley One?
EIA-860M for August 2026 lists City of Sibley - (IA) as the operator (EIA operator ID 17141). The operator is not always the owner.
When did Sibley One start operating?
Its first generator began operating in September 1971, 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