AirAsia planes taking off in hazy conditions at KLIA2 in Sepang at 1.40pm on Monday. Starpix by NORAFIFI EHSAN
PETALING JAYA: Port Dickson and Seremban moved into the unhealthy air category based on the air pollutant index (API) reading at 5pm Monday. Port Dickson registered an API of 101 and Seremban 107.
An API reading of between 0 and 50 is considered good, 51 to 100 (moderate), 101 to 200 (unhealthy), 201 to 300 (very unhealthy), and 301 and above (hazardous).