Singapore haze: Air quality may reach Very Unhealthy range as F1 weekend gets underway

Singapore's air quality has reached 'Very Unhealthy' levels due to seasonal haze, with officials preparing contingency plans for the upcoming Formula 1 weekend. Authorities may distribute masks or close schools if the Pollutant Standards Index exceeds hazardous thresholds.
Why it matters
The haze poses significant public health risks and operational challenges for major international events, highlighting the regional impact of environmental conditions.
The 24-hour PSI climbed to 192 in the central region at 5pm - the highest reading of this year's haze season.
Carlos Sainz from Williams driving during free practice amid hazy conditions at the Formula 1 Singapore Grand Prix on Oct 9, 2026. (Photo: CNA/Alyssa Tan)
SINGAPORE: Singapore’s air quality could worsen, with the 24-hour Pollutant Standards Index (PSI) forecast to reach the low end of the Very Unhealthy range.
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