| Schedule of Public Utility Property, Plant, and Equipment |
The following table sets forth the major classifications of property, plant, and equipment and accumulated depreciation: | | | | | | | | | | | | | | | | | | | | | | | June 30, | | December 31, | | In thousands | | 2026 | | 2025 | | 2025 | | NW Holdings: | | | | | | | | Plant in service | | $ | 5,592,574 | | | $ | 5,204,265 | | | $ | 5,468,170 | | | Construction work in progress | | 252,228 | | | 211,432 | | | 172,265 | | | Less: Accumulated depreciation | | 1,318,811 | | | 1,269,274 | | | 1,288,422 | | | Total property, plant, and equipment, net | | $ | 4,525,991 | | | $ | 4,146,423 | | | $ | 4,352,013 | | | | | | | | | | Capital expenditures in accrued liabilities | | $ | 68,873 | | | $ | 40,588 | | | $ | 57,762 | | | | | | | | | | NW Natural: | | | | | | | | Plant in service | | $ | 4,945,768 | | | $ | 4,677,407 | | | $ | 4,879,816 | | | Construction work in progress | | 184,678 | | | 183,257 | | | 120,513 | | | Less: Accumulated depreciation | | 1,269,895 | | | 1,236,148 | | | 1,256,289 | | | Total property, plant, and equipment, net | | $ | 3,860,551 | | | $ | 3,624,516 | | | $ | 3,744,040 | | | | | | | | | | Capital expenditures in accrued liabilities | | $ | 44,947 | | | $ | 28,586 | | | $ | 33,582 | | | | | | | | |
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