Excessive heat watch, heat advisory through Aug. 19 SP15 spot reaches 11-month high of $149.97/MWh Peakload reached 23-month high of 45.06 GW Aug. 16 The California Independent System Operator has issued a statewide “flex alert” for voluntary electricity conservation Aug. 17 with record-breaking temperatures expected, as restricted maintenance operations remain in effect. Not registered? Receive daily email alerts, subscriber notes & personalize your experience. Register Now The flex alert is from 4-9 pm PT Aug. 17 “due to predicted high temperatures pushing up energy demand and tightening available power supplies,” according to an Aug. 16 CAISO statement. “With above-normal temperatures in the forecast across much of the state tomorrow, the power grid operator is expecting an increase in electricity demand, primarily from air conditioning use, and is calling for voluntary conservation steps to help balance supply and demand,” CAISO said in the statement. “Consumers are urged to conserve […]