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Haze crisis deepens across Malaysia as air quality plummets

Air quality has sharply deteriorated across Malaysia, with Pasir Gudang in Johor recording a hazardous API reading of 177. The worsening conditions have prompted heightened health advisories as multiple monitoring stations report unhealthy pollution levels.

LSN Malaysia · 14 October 2026

Air pollution levels have deteriorated significantly across Malaysia, with readings reaching hazardous levels in several key population centres. Pasir Gudang in Johor recorded an API of 177 this morning, placing it in the hazardous category and raising concerns among residents and health authorities. The broader air quality crisis extends across the Klang Valley region, affecting Selangor and Kuala Lumpur, with 27 monitoring stations nationwide reporting degraded conditions.

The deterioration marks a concerning escalation in the ongoing haze situation, which has persisted across the region for several days. Authorities have advised residents in affected areas to limit outdoor activities and utilise air purifiers where possible. Children, the elderly, and individuals with respiratory conditions have been specifically cautioned to remain indoors and avoid prolonged exposure to polluted air.

Environmental agencies continue monitoring atmospheric conditions as the haze persists. The precise causes remain under investigation, though transboundary pollution from neighbouring regions is suspected to be a contributing factor. Residents have been urged to check real-time API readings and follow guidance from health and environmental authorities as conditions remain fluid.