emissionhub.cc / Largest emitters / Wisconsin / Columbia
Columbia: 4.62 million metric tons CO2e in 2023
Columbia in Pardeeville, Wisconsin reported 4,621,127 metric tons of CO2-equivalent direct emissions to the EPA for 2023, the #2 largest of 128 reporting direct emitters in Wisconsin and #80 nationally.
- Direct emissions, 2023
- 4,621,127 t CO2e
- Rank
- #2 of 128 direct emitters in Wisconsin; #80 of 6,455 in the U.S.
- Share of Wisconsin total
- 11.7%
- Sector
- Power Plants
- Location
- Pardeeville, Columbia, Wisconsin
- Parent company
- ALLIANT ENERGY CORP (53.5%); INTEGRYS ENERGY GROUP INC (27.5%); MGE ENERGY INC (19%)
- NAICS code
- 221112
- EPA GHGRP facility ID
- 1001186
By gas
| Gas | t CO2e | Share |
|---|---|---|
| Carbon Dioxide | 4,596,893 | 99.5% |
| Nitrous Oxide | 23,023 | 0.5% |
| Methane | 1,211 | 0.0% |
See facility 1001186 on EPA FLIGHT · All direct emitters in Wisconsin
Source: EPA Greenhouse Gas Reporting Program, 2023 reporting year, sector-level emissions from data.epa.gov (fetched October 31, 2026). Direct emissions in metric tons CO2e as EPA totals them: emitter sectors only, biogenic CO2 reported separately. Covers facilities that report as direct emitters; most emit 25,000 t CO2e or more a year. Reference only.
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