Serian's air quality hits hazardous 517, nearing emergency threshold
The air pollutant index (API) reading in Serian, Sarawak, reached a hazardous 517 as of 10.45am, surpassing the 500-mark that triggers a haze emergency declaration. Readings in nearby Kuching, Samarahan, and Sri Aman also remained at unhealthy to hazardous levels.