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Serian emerges as Malaysia's sole haze hotspot as air quality improves

Air quality across Malaysia has largely recovered, with Serian in Sarawak remaining the only location recording unhealthy pollution levels. The improvement marks a significant shift in the regional air quality situation.

LSN Malaysia · 28 September 2026

Serian emerges as Malaysia's sole haze hotspot as air quality improves

Serian in Sarawak stands alone as Malaysia's sole air quality concern, with the district continuing to record unhealthy Air Pollutant Index readings while conditions have normalised across the rest of the country. The development represents a substantial improvement from previous weeks when multiple locations across the peninsula and east Malaysia grappled with haze-affected air quality.

The clearing of air pollution across most of Malaysia, including the heavily affected Johor region, reflects the stabilisation of regional atmospheric conditions. Weather patterns and reduced transboundary pollution have contributed to the marked improvement, allowing most monitoring stations nationwide to return to moderate or healthy readings.

Serian's persistent air quality challenges underscore the localised nature of current pollution sources in the state. Authorities continue monitoring the situation in the affected area as efforts to address the sources of poor air quality remain ongoing.

Malaysians are advised to check the latest Air Pollutant Index readings from the Department of Environment Malaysia for real-time updates, particularly those in Serian and surrounding regions. The public health authorities continue to recommend precautionary measures for vulnerable groups in areas where air quality remains suboptimal.