Air quality across Singapore no longer within unhealthy range
Singapore's air quality has improved to moderate levels after experiencing unhealthy haze conditions caused by smoke from fires in Sumatra and Kalimantan. Authorities continue to monitor the situation as dry weather persists.
Why it matters
Transboundary haze is a recurring environmental and public health issue in Southeast Asia that impacts daily life and government policy.
The 24-hour Pollutant Standards Index for the central region dipped to 98 at 9pm on Sept 5. Air quality is considered unhealthy when the PSI is in the range of 101 to 200.
Listen Summarise Air quality in Singapore has improved, with the PSI in all five regions now in the moderate range. The central region's PSI dropped from an unhealthy 123 to 98 by 9pm on September 5. September 4 was the first day in 2023 that Singapore's PSI reached unhealthy levels due to haze. AI generated
SINGAPORE – The air quality across Singapore has improved, with the PSI across all five regions of the country now falling within the moderate range.
The 24-hour Pollutant Standards Index (PSI) for the central region dipped to 98 at 9pm on Sept 5, based on checks by The Straits Times, after reaching unhealthy levels the previous night with a high of 123.
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