Portland General Electric joins Western Extended Day Ahead Market

Portland General Electric officially joined the Extended Day-Ahead Market in October 2026, according to the Environmental Defense Fund blog and the Environmental Defense Fund. The market allows participants to trade electricity a day in advance. The Extended Day-Ahead Market has accumulated nearly 33 million dollars in customer savings since it launched in May 2026, the Environmental Defense Fund blog reported. [1][3]

Portland General Electric joins the California Independent System Operator and PacifiCorp in the market, according to the Environmental Defense Fund blog. Both the California Independent System Operator and PacifiCorp have participated in the Extended Day-Ahead Market since its initial launch in May 2026. [1]

Portland General Electric is a publicly traded energy company based in Portland, Oregon, that is regulated by the Oregon Public Utility Commission. Founded in 1888 as the Willamette Falls Electric Company, the utility provides electricity to almost two-thirds of the commercial and industrial activity in Oregon. In June 1889, the company completed the first long-distance transmission of electricity in the United States by sending direct current power 14 miles from Willamette Falls to Portland. [4][5]

As FTMQ Climate reported earlier, Portland General Electric owns the Biglow Canyon wind farm in Sherman County, Oregon. The company began construction to add 125 megawatts of solar capacity to the 450-megawatt wind facility in July 2026. [6]