Washington, Oregon and Idaho are preparing a joint proposal to become a regional hydrogen manufacturing and distribution hub.

An Oregon renewables company wants to construct two hydrogen manufacturing plants and a network of hydrogen pipelines in eastern Oregon and Washington.

Attorneys general for California, Oregon and Washington asked FERC to deny an application to expand a pipeline system that delivers natural gas to the 3 states.

Washington’s Supreme Court ruled that the state’s most prominent anti-tax activist cannot put a 2021 cap-and-trade law to a statewide public ballot.

Leaders from southeastern Washington lobbied DOE Secretary Jennifer Granholm for a piece of the Biden administration’s clean energy spending.

A proposed massive solar farm is stirring controversy in southeastern Washington, pitting farmers and unions against local officials and the region’s GOP.

Two Washington agencies said they reached a “major milestone” in nailing down new rules to implement the state’s 2019 Clean Energy Transformation Act.

Washington’s first industrial-scale green hydrogen production facility has fallen an additional six months behind on its original start date.

EV drivers along the West Coast's I-5 should soon feel less range anxiety thanks to funds provided by the Infrastructure Investment and Jobs Act.

Washington state lifted its remaining drought designations because of an unexpectedly cool and wet May and June.