Insights from Puget Sound Energy’s (PSE) Decarbonization Study Update

Conducted according to the multiparty settlement agreement approved by the Washington Utilities and Transportation Commission in December 2022, PSE’s Updated 2023 Decarbonization Study is notable for being the company’s first to evaluate and identify the potential impacts of building electrification scenarios on both the gas and electric systems, as well as the customers served by those systems. The study’s framework is being used in PSE’s first Integrated System Plan (ISP), which is scheduled to be filed on April 1, 2027.