Local
Singapore air quality enters unhealthy range in central, east regions; 24-hour PSI crosses 100
Summary by The Singapore Editorial Desk · As published by channelnewsasia.com
· September 4, 2026
· 1 min read
Story provenance No corrections
Summary created by The Singapore Editorial Desk — automated, rule-governed Published by channelnewsasia.com Original story Read at the source (via Google News) Source published Sep 4, 2026 Indexed here Sep 4, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
Every story comes with a passport. How we work · Corrections log
Key points The 24-hour Pollutant Standards Index, or PSI, has crossed 100. Air quality has entered the unhealthy range in certain areas.
Air quality has entered the unhealthy range in certain areas. The 24-hour Pollutant Standards Index, or PSI, has crossed 100. This change in air quality is affecting the central and east regions.
Further information about the current air quality situation is available from channelnewsasia.com.
Details about the cause and potential duration of the unhealthy air quality are not provided here, but can be found through the aforementioned source.
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Why this story is here
channelnewsasia.com reported and published this story. The Singapore selected it, summarised the key facts above, and links to the original. We did not report this story and we added no reporting of our own to it.
About this story
As published by channelnewsasia.com . The Singapore selects stories from publishers’ feeds, summarises them, and links back to the publisher that reported them. We add no reporting of our own. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
For the complete original report, visit channelnewsasia.com . Have a tip or correction? Contact the editor .
Category: Local ·
Published: September 4, 2026 ·
Source: channelnewsasia.com ·
Reading time: 1 min
Frequently asked about this story
What is this story about? Air quality has entered the unhealthy range in certain areas. The 24-hour Pollutant Standards Index, or PSI, has crossed 100. This change in air quality is affecting the central and east regions…
When was this published? This article was first published on September 4, 2026 by channelnewsasia.com and curated for The Singapore readers.
Who reported this story? This story was reported by channelnewsasia.com. To learn more about how The Singapore selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more Local coverage from The Singapore, or browse our daily briefing and topic hubs .
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