v3.25.2
ENVIRONMENTAL LIABILITIES AND EXPENDITURES (Tables)
 6 Months Ended
Jun. 30, 2025
Environmental Remediation Obligations [Abstract]  
Schedule of Current and Non-Current Environmental Remediation Reserves by Categories of Sites The following table presents the current and non-current environmental remediation liabilities of such subsidiaries on a consolidated basis as of June 30, 2025. The current portion of $150 million is included in accrued liabilities and the remainder of $1.7 billion is included in other liabilities.
These environmental remediation sites are grouped into NPL Sites and the following three categories of non-NPL Sites—Third-Party Sites, Currently Operated Sites and Closed or Non-Operated Sites.

millions, except number of sites Number of SitesRemediation Balance
NPL Sites32 $1,380 
Third-Party Sites61 188 
Currently Operated Sites11 85 
Closed or Non-Operated Sites51 241 
Total155 $1,894