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Sarawak air quality shows modest improvement as Serian API falls to 190

Air quality conditions in Sarawak have edged toward healthier levels, with the Air Pollutant Index at Serian district headquarters dropping to 190. The reading indicates a gradual recovery from previously more concerning pollution levels affecting the state.

LSN Malaysia · 22 August 2026

The Air Pollutant Index (API) at Serian district police headquarters in Sarawak has declined to 190, signalling a slight improvement in the state's air quality conditions. The reading represents a step toward better environmental standards across the region, though pollution levels remain a matter of monitoring concern.

Serian, located in southwest Sarawak, serves as a key reference point for tracking air quality trends across the state's western districts. The API measurement reflects concentrations of major pollutants including particulate matter, nitrogen dioxide, and ozone, providing residents and authorities with real-time assessments of atmospheric conditions.

While the downward movement in the API is encouraging, environmental officials continue to monitor air quality patterns closely. Atmospheric conditions in Sarawak can fluctuate based on weather patterns, regional haze events, and local industrial and vehicular emissions.

The Malaysian Department of Environment regularly publishes API readings across the nation to help the public make informed decisions about outdoor activities and health precautions. Readings below 100 are considered good, while those between 101-200 are classified as moderate air quality.