SHAH ALAM, Sept 13 - Five areas across two states in the country maintained its Air Pollutant Index (API) reading as unhealthy as of 3pm.
However, all areas also recorded a slight decrease on its air quality reading compared earlier today.
According to the Air Pollutant Index Management System (APIMS) portal, Serian, Sarawak recorded the highest nationwide at 174.
It is followed by Sri Aman (164), Samarahan (154), Kuching (154), and Johan Setia, Selangor (131).
Seven areas in Kelantan, Terengganu, Penang, Kedah, and Perlis recorded good API.
A total of 56 areas recorded as healthy air quality, with no areas recording very unhealthy in the country.
An API reading of zero to 50 indicates good air quality, 51 to 100 moderate, 101 to 200 unhealthy, 201 to 300 very unhealthy, and readings above 300 hazardous.
API data is released hourly based on readings recorded at 68 air quality monitoring stations nationwide.
