A YELLOW alert was issued regarding seven power plants in Luzon that were either offline or operating at limited capacity, the National Grid Corp said on Tuesday. of the Philippines (NGCP).

The network manager declared a yellow alert in the country’s largest island which started at 10 a.m. and was lifted at 1:10 p.m.

“Four plants are unexpectedly out of order and three plants have reduced capacities for a total of 1,522 MW (megawatts) of unavailable energy,” he added.

The power plants in forced shutdown are the 460 MW coal-fired plant at Mauban and it is possible that tight supply conditions will result in the declaration of red and yellow alerts in the coming weeks.

The 382 MW Unit 2 of the Pagbilao Coal Plant, both in Quezon Province; Unit 1 of 316 MW of the coal-fired power station of Mariveles, Bataan; and 300 MW of unit 2 of the Calaca coal-fired power plant, Batangas.

Meanwhile, units 1 and 3 of the Calaca coal-fired power plant and unit 2 of the Sual coal-fired power plant in Pangasinan are operating at their reduced capacity.

The yellow alert is triggered when the power reserves are low.

The NGCP said the operating requirements are 10,924 MW while the available capacity is 11,067 MW, leaving a net operating margin of 413 MW.

Previously, the Energy Regulatory Commission (ERC) had requested assistance from the Philippine Chamber of Commerce and Industry to encourage its members to participate in the Interruptible Charging Program (ILP).

The regulator had cited the Energy Ministry’s energy outlook as saying there was the possibility of tight supply conditions resulting in red and yellow alerts being declared in the coming weeks.

He identified activation of ILP as an immediate action to mitigate the effects of the expected supply deficit.

As part of the ILP, large establishments will be asked to reduce their demand at certain times of the day when the power supply to the system is not sufficient.

ERC President and CEO Agnes Devanadera explained that through this program, consumers can enter into an agreement with their utility to voluntarily disconnect from the power grid for a limited period of time whenever power is on. is restricted.

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