The Taiyuan Ecological and Environmental Protection Commission Office issued a notice confirming that a Level 2 emergency response for heavily polluted weather in Taiyuan City will be initiated from 0:00 on December 17. According to joint analysis and judgment with Luliang City and Jinzhong City on December 15, after joint analysis and judgment with Luliang City and Jinzhong City, on December 17, the southerly wind predicted that Taiyuan's air quality was grade 4 moderate pollution, with primary pollutants: PM2.5 and PM10; from December 18 to 19, the air pressure field was weak and the pollutant diffusion conditions were poor. It is predicted that Taiyuan's air quality will remain at a moderate level of pollution. The primary pollutant: PM2.5.

The Taiyuan Ecological and Environmental Protection Commission Office issued a notice confirming that a Level 2 emergency response for heavily polluted weather in Taiyuan City will be initiated from 0:00 on December 17. According to joint analysis and judgment with Luliang City and Jinzhong City on December 15, after joint analysis and judgment with Luliang City and Jinzhong City, on December 17, the southerly wind predicted that Taiyuan's air quality was grade 4 moderate pollution, with primary pollutants: PM2.5 and PM10; from December 18 to 19, the air pressure field was weak and the pollutant diffusion conditions were poor. It is predicted that Taiyuan's air quality will remain at a moderate level of pollution. The primary pollutant: PM2.5.