This post was updated Sept. 1 at 11:10 a.m. California residents are advised to continue conserving electricity Friday afternoon as extreme heat continues. The California Independent System Operator, a nonprofit that oversees much of the state’s electric power system, issued a statewide Flex Alert for consumers to reduce their electricity usage from 1 p.m. Read more...

Photo: The California Independent System Operator issued a statewide Flex Alert for consumers to reduce their electricity usage from 2 p.m. to 9 p.m. Tuesday. Residents are advised to set their thermostats to 78 degrees Fahrenheit and above, and use electrical appliances later in the evening. (Daily Bruin file photo)