Singapore air quality hits unhealthy levels for 12th consecutive day, worst streak since 2015
According to CNA, Singapore's air quality deteriorated to very unhealthy levels on October 16, with the 24-hour Pollutant Standards Index reaching 205 in the east and 203 in the west as of 1 p.m., marking the island's longest streak of degraded air since 2015. Air quality remained in the unhealthy range in the north (PSI 155) and south (PSI 185). Hourly PM2.5 readings were elevated across the island, ranging from 135 in the north to between 160 and 169 in the other regions.
✓ Verified
- ✓Singapore recorded 12 consecutive days of unhealthy air as of October 16, 2026. (CNA, 15+ mainstream media articles)
- ✓PSI readings reached 205 in the east and 203 in the west on October 16. (CNA)
- ✓PM2.5 readings ranged from 135 in the north to 160-169 in other regions. (CNA)
- ✓This is the longest air quality streak since 2015. (CNA, corroborated by multiple outlets)
~ Interpretation
- ~The deterioration represents a significant environmental and public health event for Singapore. (CNA framing based on historical comparison)
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