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Lubok Antu air quality deteriorates as pollution index surges to 178

The Sarawak district of Lubok Antu experienced a sharp decline in air quality, with its Air Pollutant Index climbing to unhealthy levels within hours. The rapid spike in pollution readings has raised concerns among residents and health authorities in the region.

LSN Malaysia · 19 September 2026

Lubok Antu in Sarawak recorded an Air Pollutant Index of 178 by 8am on Thursday, marking a significant deterioration in air quality over a short timeframe. The index, which measures concentrations of major air pollutants, had risen steeply to reach the unhealthy category.

An API reading between 151 and 200 is classified as unhealthy, potentially affecting members of the general public who engage in outdoor activities. At these levels, individuals with respiratory conditions and the elderly are advised to limit prolonged outdoor exposure.

The worsening air quality in Lubok Antu reflects broader air pollution challenges that periodically affect Sarawak, particularly during seasons when transboundary haze from regional sources becomes more prevalent. Authorities typically monitor API levels closely during such periods to issue advisories to the public.

Residents in affected areas are generally advised to monitor air quality updates from official sources and take appropriate precautions, including the use of protective masks during outdoor activities when pollution levels remain elevated.