# TransAlta signs 16-year tolling agreement to convert Centralia Unit 2 from coal to natural gas

TransAlta Corporation signed a long-term tolling agreement with Puget Sound Energy to convert its Centralia Unit 2 facility in Washington state from coal to natural gas, with a planned contracted capacity of 700 MW and a 16-year fixed-price contract through 2044.

- Type: Expansion
- Announced: 2025-12-09
- Where: Centralia, Washington, United States
- Status: announced
- Capacity: 700 MW
- Products: natural gas-fired electricity
- Sectors: [Power Generation Equipment](https://endata.com/sectors/power-generation-equipment.md)

## Companies

- [TransAlta](https://endata.com/companies/41082.md)
- [Puget Sound Energy](https://endata.com/companies/73203.md) (customer)

## Sources

- [business.woonsocketcall.com](https://business.woonsocketcall.com/observerreporter/article/gnwcq-2025-12-9-transalta-signs-long-term-agreement-for-700-mw-at-centralia-facility-enabling-coal-to-natural-gas-conversion), 2025-12-09: "Our Centralia facility has a long history of providing reliable and affordable power in the Pacific Northwest region."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.