The more than 5,000 MW of batteries connected to the CAISO grid are playing in increasing role in maintaining reliability, a report from the ISO's Market Monitor shows.

Americans for a Clean Energy Grid gave MISO and CAISO top grades for regional transmission planning and development; PJM and ISO-NE scored poorly.

PacifiCorp will be able to meet Oregon’s ambitious greenhouse gas emissions reduction targets for electric utilities but “it will not be without challenges,” a company official said.

California's duck curve deepened to new levels this spring as solar capacity increased, at times exceeding demand, the Energy Information Administration said.

California Gov. Gavin Newsom and legislative leaders reached a budget deal that includes most of Newsom's controversial energy infrastructure bills.

The Western Energy Imbalance Market Governing Body appointed new member Rebecca Wagner and elected a new chair and vice chair from among its members.

FERC rejected PG&E's proposed transmission-to-transmission interconnection agreement, which generated strong opposition.

California's gas-fired power plants experienced a surge of curtailments and spiking emissions during last summer's heat wave, according to the report from an in-state environmental coalition.

Developers held a ceremonial groundbreaking for the TransWest Express line, intended to carry 3 GW of wind power from Wyoming to California.

The Western summer reliability outlook is better than in recent years, but shortfalls could arise because of supply chain problems or scarce imports, WECC says.