Poor air quality forecast until later this weekBy Hollie Younger / Staff writer, with CNAThe Ministry of Environment has issued an orange alert for poor air quality in the central region, which is not expected to improve until Thursday or Friday. The air quality index across Taiwan is pictured as of 3pm today. Photo courtesy of the Ministry of EnvironmentToday’s air quality index reached 125 this morning, with PM2.5 hourly concentrations reaching up to 40.2 micrograms per cubic meter in the Yunnan-Chiayi-Tainan region. The poor air quality was caused by local pollution under poor dispersion conditions and overseas pollutants from China's coastal areas, it said. General air quality is set to improve from Friday as the southwesterly winds strengthen, it said.

Source: Taipei Times March 23, 2026 11:07 UTC