Company: POR
Filing Date: 2025-10-31
Form Type: 10-Q
Source: 0000784977-25-000172
Chunk: 220

Company: PORTLAND GENERAL ELECTRIC CO /OR/
Filing Date: 2025-10-31
Form: 10-Q
Item: Part I, Item 2
Chunk 220
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 dollars):September 30, 2024$44.95 $49.36 September 30, 2025$44.92 $45.23 Total system load (MWhs in thousands):September 30, 20248,60822,992September 30, 20258,13122,769

For the three months ended September 30, 2025, the $1 million decrease related to the change in average variable power cost per MWh was driven by a 3% decrease in the average cost of purchased power, and a 6% increase in the average cost for the Company’s own generation. The $20 million decrease related to total system load was comprised of a 5% decrease of energy obtained from purchased power, and a 6% decrease in the Company’s own generation.

For the nine months ended September 30, 2025, the $64 million decrease related to the change in average variable power cost per MWh was driven by a 8% decrease in the average cost of purchased power and a 1% decrease in the average cost for the Company’s own generation. The $41 million decrease related to total system load was comprised of a 7% decrease of energy obtained from purchased power, offset by a 4% increase in the Company’s own generation.

60

PGE’s sources of energy, total system load, and retail load requirement are as follows for the periods presented (MWhs in thousands): 

Three Months Ended September 30, Nine Months Ended September 30, 2025202420252024Generation:Thermal:Natural gas3,138 39 %3,320 39 %8,534 38 %7,989 35 %Coal581 7 550 6 1,408 6 1,331 6 Total thermal3,719 46 3,870 45 9,942 44 9,320 41 Hydro199 2 218 3 969 4 956 4 Wind669 8 777 9 2,134 9 2,315 10 Total generation4,587 56 4,865 57 13,045 57 12,591 55 Purchased power:Hydro1,549 19 1,673 19 5,321 24 5,088 22 Wind280 4 351 4