English: The following day, May 9, Meralco reported power supply cuts due to a temporary system imbalance caused by a sudden plant outage. According to the distribution utility company, the power supply disruption was caused by an automatic load dropping (ALD) of approximately 290 MW, as a result of the tripping of the Duhat-Hermosa 290kV line.
Filipino: Noong Mayo 9 naman, iniulat ng Meralco ang pagkawala ng suplay ng kuryente dahil sa temporary system imbalance sanhi ng biglaang pagpalya ng planta. Ayon sa Meralco, ang naging aberya sa suplay ng kuryente ay dulot ng humigit-kumulang na 290 MW automatic load dropping (ALD) bilang resulta naman ng pagpalya ng Duhat-Hermosa 290kV line.