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Twenty-one Malaysian monitoring stations record unhealthy air quality levels

Air pollution has reached unhealthy levels across multiple regions of Malaysia, with monitoring stations documenting significant deterioration in air quality. The widespread haze episode has prompted health and environmental authorities to monitor the situation closely.

LSN Malaysia · 21 September 2026

Twenty-one air quality monitoring stations nationwide have recorded readings in the "Unhealthy" category, signalling a concerning spike in pollution levels across the country. The stations, distributed across various regions, have detected air quality indices that exceed safe thresholds for prolonged exposure, particularly affecting vulnerable populations including children, the elderly, and those with respiratory conditions.

The haze episode reflects transboundary pollution patterns common to Southeast Asia during certain seasons, when atmospheric conditions and regional burning activities combine to elevate particulate matter concentrations. Malaysian authorities have been tracking the pollution front as it drifts across state boundaries, with some areas experiencing more severe impacts than others.

Health officials have advised residents in affected regions to limit outdoor activities, particularly strenuous exercise, and to use appropriate protective equipment such as N95 masks when venturing outside. Vulnerable groups have been urged to remain indoors and monitor air quality bulletins issued by the Department of Environment.

The situation continues to evolve as meteorological conditions play a critical role in either dispersing or concentrating pollutants in the atmosphere. Authorities remain on high alert and will provide updated air quality assessments as the haze situation develops over the coming days.