THE entire Luzon grid was placed under “yellow” alert today, October 20, 2021.
Being placed under “yellow” alert meant there was a low supply of electricity.
In an advisory, the National Grid Corporation of the Philippine (NGCP) said it placed the Luzon grid under “yellow” alert from 12 pm up to 4 pm today.
The NGCP reported that there was an unplanned power outage and reduced power rating in some plants within the grid.