Map of the PG&E power outage on Sept. 26, 2017

Update, 8:57 p.m. PG&E says no one is without power any longer. But some Berkeleyside readers are tweeting that their power is intermittent.

Update, 8:25 p.m. The outage map reports that 2,846 people in Berkeley are without power now.

Original story: PG&E says a power outage is affecting 7,759 people in Berkeley.

The utility said it does not know what has caused the outage, but estimates power will be restored by 10:35 p.m. It first went out around 7:30 p.m.

As soon as the lights went out, people from the area south of the UC Berkeley campus sent inquiring tweets.

Power outage south campus ward and Dana @berkeleyside no news yet?

— Ann-Marie Hogan (@BerkeleyAuditor) September 27, 2017

@berkeleyside Power outage on Shattuck in downtown Berkeley right by Channing and Haste.

— Torrie LM (@torrie) September 27, 2017

@berkeleyside power outage in Elmwood.

— Beau (@beaudotgiles) September 27, 2017

Berkeleyside will update this story when more information becomes available.

Frances Dinkelspiel, Berkeleyside and CItyside co-founder, is a journalist and author. Her first book, Towers of Gold: How One Jewish Immigrant Named Isaias Hellman Created California, published in November...