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MANILA, Philippines — The Visayas and Mindanao grids enter September with new power alerts, threatening possible brownouts for consumers on Tuesday.

In an advisory, the National Grid Corp. of the Philippines declared a red alert for seven hours over the Visayas, from 2 p.m. to 9 p.m.

READ: End to Visayas power woes possible by Aug. 30 – NGCP

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