Sarawak: As of 9 am today, air quality in 11 areas across the country is at unhealthy levels, with Sarawak reporting the most affected areas.

According to BERNAMA News Agency, data from the Malaysian Air Pollutant Index Management System (APIMS) portal shows Samarahan registered the highest Air Pollutant Index (API) reading at 183, followed by Serian at 182, Kuching at 176, and both Sarikei and Sri Aman at 158. Mukah and Sibu each recorded readings of 152.

In Peninsular Malaysia, four areas posted unhealthy readings: Johan Setia at 154 and Shah Alam at 101 in Selangor, as well as Kuala Lumpur at 131 and Putrajaya at 104.

Meanwhile, 55 areas recorded moderate API readings between 51 and 100, while two other areas registered good air quality below 50.

API readings from 0 to 50 indicate good air quality, 51-100 moderate, 101-200 unhealthy, 201-300 very unhealthy, and readings above 300 are classified as hazardous. The API data is released hourly based on 68 air quality monitoring stations nationwide.