FERC rejected a proposed settlement intended to resolve a longstanding dispute over how to implement Order 1000 in the WestConnect planning region.

FERC approved Arizona Public Service’s proposal to use the flowgate methodology to calculate available transfer capability (ATC) within its transmission system.

The Western Markets Exploratory Group made a rare public presentation at CREPC-WIRAB of its behind-the-scenes work evaluating market options for the West.

Arizona utility commissioners said they wanted to see more independent governance for CAISO before further committing to the WEIM.

At its first in-person gathering since the onset the pandemic, WECC convened a forum to learn what keeps members up at night when they think of the future.

Four Arizona entities have joined seven Pacific Northwest entities to support the next phase of SPP’s Markets+ development.

With three coal plants slated for closure within the next 10 years, Arizona regulators, utilities and communities are exploring ways to repurpose the facilities.

Arizona Public Service is soliciting proposals for energy projects providing up to 1,500 MW to help meet the utility’s reliability and clean energy goals.

Several Western states pursue initiatives that could support the Biden administration's goal of expanding community solar capacity to 20 GW by 2025.

The Western EIM took on BPA and Tucson Electric Power as new participants, marking the market’s largest single expansion since its founding.