# Haze Returns to Unhealthy Levels in Singapore

> Singapore's air quality drops to unhealthy levels as Indonesian smoke drifts across the region.
- Title: Haze Returns to Unhealthy Levels in Singapore · Malay Mail
- Summary: Singapore's air quality drops to unhealthy levels as Indonesian smoke drifts across the region. Singapore's air quality returns to unhealthy levels due to…
- Keywords: singapore, indonesia, haze, psl, air quality, news, world, Returns, Unhealthy, Levels, Malay Mail
- Source: Malay Mail — https://malaymail.com/news/singapore/2026/09/19/haze-returns-to-unhealthy-levels-in-singapore-as-smoke-drifts-from-indonesia/235793
- Author: Malay Mail
- Published: 2026-09-19T16:57:14+00:00
- Read time: 1 min
- Topics: singapore, indonesia, haze, psl, ne, air quality, news, world
## Haze Worsens in Singapore
Singapore's air quality slips back into unhealthy range as smoke from Indonesian forest fires drifts toward the city-state.
## PSI Hits 107 in Central Region
The National Environment Agency reported a 24-hour Pollutant Standards Index of 107 in Singapore's central region.
## PM2.5 Levels Surge
Hourly PM2.5 readings jumped from 67 at 11am to 117 at noon before easing to 93 at 3pm.
## Smoke Plumes from Indonesia
Smoke plumes from Kalimantan and Sumatra drifted toward Singapore due to easterly winds.
## First Haze Event Since October 2023
This marks the first significant haze event in Singapore since October 2023 linked to El Nino patterns.
## NEA Advises Public
The NEA advises monitoring hourly PM2.5 levels for immediate outdoor activities and using 24-hour PSI for daily planning.
## Key takeaway

Singapore's air quality returns to unhealthy levels due to smoke from Indonesian forest fires, marking the first significant haze event since October 2023.