Dossier
Alliant Energy
Coverage of Alliant Energy in the Nexus archive.
- Emissions of Trump-supported Columbia Co. coal plant jumped in 2025
The Columbia Energy Center coal plant, initially slated for retirement in 2024, received $19 million from the Trump administration to modernize its operations and extended its closure to 2029. Emissions of pollutants like carbon monoxide, carbon dioxide, and particulate matter significantly increased in 2025, according to Department of Natural Resources records.