Thailand, Indonesia, Vietnam to boost pumped-storage hydropower

Southeast Asia's capacity projected to grow 8-fold by 2033

20250616N pumped-storage hydropower plant

EGAT is the largest pumped-storage hydropower plant operator in Southeast Asia, with three plants currently in operation. (Photo by EGAT)

KOKI IZUMI

BANGKOK -- Pumped-storage hydropower plants, which generate electricity with pumped water and can help balance the supply of renewable energy, are expanding across Southeast Asia, where the capacity of such plants is expected to increase eightfold by 2033.

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