Day-long brownout hits parts of South Cotabato, Sultan Kudarat

TUPI, South Cotabato — A day-long power supply interruption on Sunday struck parts of South Cotabato and Sultan Kudarat due to preventive maintenance operations. This prompted some residents in areas served by the South Cotabato I Electric Cooperative (SOCOTECO I) to head to spring resorts to escape the heat. The National Grid Corp of the