KEY POINTS
  • California's largest utility is warning that dangerous fire weather could prompt it to shut off power to about a half-million people.
  • Pacific Gas & Electric began notifying customers that it could begin precautionary shutoffs to parts of 16 counties as early as Wednesday, mostly in the Sierra foothills and to the north of the San Francisco Bay Area.
  • Any blackouts would last at least 48 hours, the utility said.

Less than two weeks after blacking out much of Northern California, the state's largest utility is warning that dangerous fire weather could prompt it to shut off power to about a half-million people.

Pacific Gas & Electric began notifying customers Monday that it could begin precautionary shutoffs to parts of 16 counties as early as Wednesday, mostly in the Sierra foothills and to the north of the San Francisco Bay Area.