Price Risk Management (Tables)

3 Months Ended

Mar. 31, 2025

Derivative [Line Items]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

PGE’s Assets and Liabilities from price risk management activities consist of the following (in millions):

	March 31, 2025		December 31, 2024
Current assets:
Commodity contracts:
Electricity	$	21	$	18
Natural gas	5		14
Total current derivative assets (1)	26		32
Noncurrent assets:
Commodity contracts:
Electricity	4		1
Natural gas	3		1
Total noncurrent derivative assets (1)	7		2
Total derivative assets (2)	$	33	$	34
Current liabilities:
Commodity contracts:
Electricity	$	23	$	32
Natural gas	86		115
Total current derivative liabilities	109		147
Noncurrent liabilities:
Commodity contracts:
Electricity	35		24
Natural gas	32		48
Total noncurrent derivative liabilities	67		72
Total derivative liabilities (2)	$	176	$	219

(1) Total current derivative assets are included in Other current assets, and Total noncurrent derivative assets are included in Other noncurrent assets on the condensed consolidated balance sheets.

(2) As of March 31, 2025 and December 31, 2024, no commodity derivative assets or liabilities were designated as hedging instruments.

Schedule of Derivative Instruments [Table Text Block]

PGE’s net volumes related to its Assets and Liabilities from price risk management activities resulting from its derivative transactions, which are expected to deliver or settle at various dates through 2035, were as follows (in millions):

	March 31, 2025			December 31, 2024
Commodity contracts:
Electricity	2		MWhs	2		MWhs
Natural gas	198		Decatherms	199		Decatherms
Foreign currency	$	35	Canadian	$	34	Canadian

Derivatives Not Designated as Hedging Instruments [Table Text Block]

Net realized and unrealized losses (gains) on derivative transactions not designated as hedging instruments are classified in Revenues, net or Purchased power and fuel, as applicable, in the condensed consolidated statements of income and comprehensive income and were as follows (in millions):

	Three Months Ended March 31,
	2025		2024
Commodity contracts:
Electricity	$	9	$	(19)
Natural Gas	14		14

Net unrealized and certain net realized losses/(gains) presented in the table above are offset within the condensed consolidated statements of income and comprehensive income by the effects of regulatory accounting.

Schedule of Risk Derivatives [Table Text Block]

Assuming no changes in market prices and interest rates, the following table indicates the year in which the net unrealized loss/(gain) recorded as of March 31, 2025 related to PGE’s derivative activities would become realized as a result of the settlement of the underlying derivative instrument (in millions):

	2025		2026		2027		2028		2029		Thereafter		Total
Commodity contracts:
Electricity	$	(2)	$	5	$	4	$	3	$	3	$	20	$	33
Natural gas	62		42		5		1		—		—		110
Net unrealized loss/(gain)	$	60	$	47	$	9	$	4	$	3	$	20	$	143