v3.25.1
ASSET RETIREMENT OBLIGATIONS (Tables)
3 Months Ended
Mar. 31, 2025
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Changes to the ARO Balances
The following table summarizes the changes to the ARO balances as of March 31, 2025, and December 31, 2024
FirstEnergy JCP&L
(In millions)
Balance, January 1, 2024
$209 $
Changes in timing and amount of estimated cash flows131 — 
Liabilities incurred95 — 
Liabilities settled (4)— 
Accretion24 
Balance, December 31, 2024
455 
Liabilities settled (1)
(151)— 
Accretion— 
Balance, March 31, 2025
$311 $
(1) FirstEnergy amounts include the transfer of the McElroy’s Run CCR impoundment facility as well as the adjacent dry landfill and related remediation obligations to subsidiary of IDA Power, LLC.