| Columbia Energy Center | |
|---|---|
 Coal ash pond landfill in the foreground | |
 | |
| Country | United States |
| Location | Dekorra, south of Portage, Wisconsin |
| Coordinates | 43°29′10″N 89°25′13″W / 43.48611°N 89.42028°W |
| Status | Active, under construction |
| Commission date | 1975–1978 |
| Owners | Wisconsin Power and Light Company (46.2%), Wisconsin Public Service (31.8%), Madison Gas and Electric (22%) |
| Thermal power station | |
| Primary fuel | Coal |
| Cooling source | Lake Columbia |
| Power generation | |
| Nameplate capacity | 1023 MW |
| Capacity factor | 46.99% (2023) |
| Annual net output | 4211 GWh (2023) |
| External links | |
| Commons | Related media on Commons |
Columbia Energy Center is a base load, sub-bituminous coal-fired, electrical power station located south of Portage in the Town of Pacific, Columbia County, Wisconsin.[1] Ownership is 46.2% Wisconsin Power and Light Company (Alliant Energy),[2] 31.8% Wisconsin Public Service (Integrys Energy Group),[3] and 22% Madison Gas and Electric (MGE).[4]
- ^ Lyn Jerde. "Groundbreaking marks air quality project at Columbia Energy Center". Portage Daily Register, October 10, 2016.
- ^ "Alliant Energy Corp, Form 10-K, Annual Report, Filing Date Mar 11, 2004". secdatabase.com. Retrieved May 14, 2018.
- ^ SEC Form U-3A-2, 12/31/2002. Integrys Energy Group, Inc.
- ^ Environmental Responsibility Report on Climate Change Archived 2006-11-01 at the Wayback Machine. Madison Gas and Electric (MGE).