An independent consumer group on Monday warned that “unusual” price movements at the Wholesale Electricity Spot Market (WESM) can trigger another power price spike.

The group cited data from WESM showing that the maximum daily market clearing prices on May 10 rose by more than 400 percent even if the daily peak demand in Luzon was much lower than the 9,000 megawatts (MW) forecast by the Department of Energy (DOE).

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