When the Grid Asks You to Cut Back at 4 p.m., Homes With Batteries Don't Have to Sweat It
Published on: 11/10/2026
During the September 2022 heat wave, CAISO asked Californians to cut power use from 4 to 9 p.m. Learn what Flex Alerts ask households to do, why the evening peak still matters on SCE, SDG&E and PG&E and how homes with solar and batteries stay comfort
grid stress heat waveFlex Alert CaliforniaCAISO 4-9 pmpre-cool homehome battery evening peaksolar and battery backupTPO solar program


