Sibley One
Osceola County, Iowa · EIA plant ID 1184 · Operator: City of Sibley - (IA)
Nameplate5MWSummer 5 MW
Generators3in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate9,971Btu/kWhfossil units, electric fuel, HHV
First online1971Runs as rarely runs
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) |
|---|---|---|---|
| 2002 | 0.6 | 1.3% | 10,722 |
| 2003 | 0.4 | 1.0% | 11,939 |
| 2004 | 0.6 | 1.5% | 10,551 |
| 2005 | 0.2 | 0.5% | 10,355 |
| 2006 | 0.2 | 0.4% | 11,517 |
| 2007 | 0.1 | 0.3% | 6,309 |
| 2008 | 0 | 0.0% | 29,375 |
| 2009 | 0 | 0.1% | 6,088 |
| 2010 | 0.1 | 0.1% | 6,831 |
| 2011 | 0.2 | 0.5% | 6,097 |
| 2012 | 0.2 | 0.6% | 6,759 |
| 2013 | 0.1 | 0.2% | 4,316 |
| 2014 | 0.1 | 0.1% | 9,532 |
| 2015 | 0.1 | 0.1% | 10,577 |
| 2016 | 0.1 | 0.2% | 9,893 |
| 2017 | 0.1 | 0.2% | 6,907 |
| 2018 | 0.1 | 0.3% | 10,523 |
| 2019 | 0.1 | 0.1% | 11,449 |
| 2020 | 0.1 | 0.1% | 10,016 |
| 2021 | 0.1 | 0.2% | 8,490 |
| 2022 | 0 | 0.1% | 13,342 |
| 2023 | 0 | 0.0% | 12,688 |
| 2024 | 0 | 0.1% | 11,357 |
| 2025 | 0.2 | 0.4% | 9,971 |
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 |
|---|---|---|---|---|---|---|---|---|
| 2 | Petroleum Liquids | IC | 2 | 1.9 | Sep 1971 | Operating | — | coming soon |
| 3 | Petroleum Liquids | IC | 1.2 | 1.1 | Apr 1987 | Operating | — | coming soon |
| 5 | Petroleum Liquids | IC | 2 | 1.8 | Apr 2000 | Operating | — | coming soon |
Owner / operator
Operator: City of Sibley - (IA). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| City of Sibley - (IA) | 100.0% | 5 MW |
Nearby plants
Within 80 km.
| Sibley No Two | 1 MW | 2.1 km |
| Allendorf | 6 MW | 7.5 km |
| Otter Creek Ethanol Poet - Ashton | 8 MW | 16 km |
| Wolf Wind Enterprises LLC | 1 MW | 20 km |
| Sunset Breeze LLC | 1 MW | 20.1 km |
| Minnesota Breeze LLC | 1 MW | 20.3 km |