The National Grid Corporation of the Philippines (NGCP) has issued red and yellow alerts for the Luzon grid and a yellow alert for the Visayas grid due to insufficient power supply on May 28, 2024.
https://www.gmanetwork.com/regionaltv/news/102160/luzon-visayas-grids-on-red-and-yellow-alerts-on-may-28-2024/story/