Quarterly report pursuant to Section 13 or 15(d)

ASSET RETIREMENT OBLIGATIONS (Tables)

v3.22.2
ASSET RETIREMENT OBLIGATIONS (Tables)
 6 Months Ended
Jun. 30, 2022
Asset Retirement Obligation [Abstract]  
Summary Of Asset Retirement Obligations
The following is a summary of our asset retirement obligations:
(In Millions)
June 30,
2022		 December 31,
2021
Asset retirement obligations1
$ 532  $ 449 
Less: current portion 30  35 
Long-term asset retirement obligations $ 502  $ 414 
1 Includes $290 million and $293 million related to our active operations as of June 30, 2022 and December 31, 2021, respectively.
Schedule of Change in Asset Retirement Obligation
The following is a roll forward of our asset retirement obligation liability:
(In Millions)
2022 2021
Asset retirement obligation as of January 1 $ 449  $ 342 
Increase from acquisitions —  57 
Accretion expense 15  8 
Reclassification from environmental obligations 63  — 
Revision in estimated cash flows 21  — 
Remediation payments (16) (10)
Asset retirement obligation as of June 30 $ 532  $ 397