The Latest Breaking News from ISO

On Sept. 29, Japan and China marked the 50th anniversary of the normalization of their diplomatic relations in 1972. Going forward, how should Japan deal with a China that has risen as an economic and military power and has been behaving in an increasingly coercive manner?

SACRAMENTO, Calif. — It was a 10-day test of California’s ability to keep the lights on and maintain its green-energy crusade, an unprecedented heat wave that pushed the state’s power grid to the brink of rolling blackouts.

LOS ANGELES — For a second day, California’s largest utility warned customers to prepare for the possibility of rotating power outages as a brutal heat wave continued to pummel the state.

A record heat wave put California in a fossil fuel conundrum: The state has had to rely more heavily on natural gas to produce electricity and avoid power outages while Democratic Gov. Gavin Newsom’s administration moves toward ending the use of oil and gas

LOS ANGELES — A heat wave that has shattered temperature records nearly broke California’s overtaxed electric grid Tuesday evening, pushing it to the brink of rolling blackouts but narrowly averting widespread power loss.

SACRAMENTO, Calif. — Struggling to stave off rolling blackouts Labor Day evening, managers of California’s beleaguered power grid declared an energy emergency alert Monday and warned that Californians might have to double or triple their energy conservation efforts to prevent the lights from going out.

SACRAMENTO, Calif. — Struggling to stave off rolling blackouts Labor Day evening, managers of California’s beleaguered power grid declared an energy emergency alert Monday and warned that Californians might have to double or triple their energy conservation efforts to prevent the lights from going out.

SACRAMENTO, Calif. — Staring at the possibility of Labor Day blackouts, managers of California’s power grid issued an extended Flex Alert for Monday afternoon and evening but warned that voluntary conservation might not be enough to keep the lights on.

This is a historic September heat wave in California and other western states.