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Haze in S’pore: Air quality improving, with central region now in moderate range

Singapore's air quality improving, central region now in moderate range. 24-hour PSI dropped to 97 at 7am on Sep 18.

By Lim Ruey Yan·Sep 17·straitstimes.com·1 min read

Intelligence analysis by Qwen 2.5 (3B)

Haze in S’pore: Air quality improving, with central region now in moderate range
Image: straitstimes.com

Singapore's air quality is improving, with the central region now in the moderate range. PM2.5 readings are in the normal band.

Why it matters

This update is important for residents and businesses in Singapore, especially those in the central region.

Singapore's air is getting better. The central part of the city now has air that's not too bad, with readings of 97 out of 100. The NEA says to look at the numbers for today and plan accordingly.

Analysis

{"

Central Region PSI Drop":"The central region's 24-hour PSI dropped to 97 at 7am on September 18, indicating a significant improvement in air quality.","

PM2.5 Readings":"Hourly PM2.5 readings have remained in the normal band for all regions, with the south at 11, the north at 12, the east at 17, the central region at 20, and the west at 23.","

PSI Range":"The central region's 24-hour PSI is now within the moderate range of 51 to 100, down from the unhealthy range in the previous few hours.","

Public Advice":"The National Environment Agency (NEA) advises the public to refer to hourly PM2.5 readings for immediate activities and 24-hour PSI readings to plan for the day ahead. Vulnerable groups should minimise or avoid outdoor activities during unhealthy PSI ranges."}

Key points

  • Air quality improving in Singapore
  • Central region now in moderate range
  • PM2.5 readings in normal band
  • Public advised to use 24-hour PSI for planning
  • Vulnerable groups advised to avoid outdoor activities during unhealthy PSI ranges
The Upside

If the trend continues, the air quality could improve further, benefiting the economy and public health.

The Downside

If the haze returns, it could cause problems for businesses and the health of vulnerable groups.

Originally reported at

straitstimes.com

Discernion covers the story. Read the full piece at the source.

Tagssingaporeenvironmentair-quality

Author

Lim Ruey Yan

Intelligence analysis by

Qwen 2.5 (3B)

Published

Sep 17, 2026

Source

straitstimes.com

Share

Topics

singaporeenvironmentair-quality

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