Parent company or controller Kiewit
Rank in Greenhouse 100 Coal Index: 11CO2 emissions from combustion of all coal supplied (metric tons) 2022: 30,975,867
CO2 emissions from combustion of all coal supplied (metric tons) 2023: 21,170,673
Percentage of national total 2022 coal supplier emissions: 2.8%
Percentage of national total 2023 coal supplier emissions: 1.9%
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(Click on column headers to re-sort table: current sort is by 2022 CO2 emissions (mt) descending.)
Links on mine names lead to detailed mine data displays.)
| Mine Name | State | 2022 CO2 emissions (mt)  | 2023 CO2 emissions (mt) | Split * |
|---|---|---|---|---|
| Buckskin Mine | WY | 30,975,867 | 21,170,673 |
* Split: if 50% appears in this column, then the facility's emissions have been split among two 50/50% ownership parent companies.