Knoxville Industrial
Marion County, Iowa · EIA plant ID 7849 · Operator: MidAmerican Energy Co
Nameplate16MWSummer 16 MW
Generators8in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate10,173Btu/kWhfossil units, electric fuel, HHV
First online2000Runs 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) |
|---|---|---|---|
| 2003 | 0.6 | 0.4% | 16,877 |
| 2004 | 1.3 | 0.9% | 15,203 |
| 2005 | -0.2 | -0.2% | — |
| 2006 | -0.2 | -0.2% | — |
| 2007 | -0.4 | -0.3% | — |
| 2008 | -0.5 | -0.3% | — |
| 2009 | -0.3 | -0.2% | — |
| 2010 | -0.5 | -0.3% | — |
| 2011 | -0.4 | -0.3% | — |
| 2012 | -0.1 | -0.1% | — |
| 2013 | -0.3 | -0.2% | — |
| 2014 | 0.1 | 0.1% | — |
| 2015 | 0.2 | 0.1% | 10,006 |
| 2016 | 0.3 | 0.2% | 9,837 |
| 2017 | 0.2 | 0.1% | 9,213 |
| 2018 | 0.1 | 0.1% | 10,348 |
| 2019 | 0.2 | 0.1% | 9,723 |
| 2020 | 0.2 | 0.1% | 10,350 |
| 2021 | 0.3 | 0.2% | 11,882 |
| 2022 | 0.1 | 0.1% | 9,945 |
| 2023 | 0.1 | 0.0% | 12,930 |
| 2024 | 0 | 0.0% | 10,154 |
| 2025 | 0.2 | 0.2% | 10,173 |
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 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 2 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 3 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 4 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 5 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 6 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 7 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
| 8 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
Owner / operator
Operator: MidAmerican Energy Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| MidAmerican Energy Co | 100.0% | 16 MW |
Nearby plants
Within 80 km.
| Knoxville Battery Energy Storage | 1 MW | 0 km |
| Red Rock Hydro Plant | 55 MW | 9 km |
| Pella Peaking | 28 MW | 14.7 km |
| Prairie Wind Farm | 168 MW | 32.7 km |
| Hy-Vee Customer Hosted 2.25MW Solar | 2 MW | 38.5 km |
| Cargill Corn Milling Division | 40 MW | 39.9 km |