Drought is putting pressure on California’s already stressed-out grid. As water reservoirs run dry, there’s been a significant drop in hydroelectric generation. Without enough water pressure to quickly turn turbine blades, there could be electricity shortages right when residents need it the most.
Rolling blackouts have already become a new norm for the state as utilities shut down power lines in an attempt to avoid sparking fires during hot, dry weather. But summertime outages also occur when residents crank up their air conditioners to beat the heat and demand outpaces the available power supply.