Air Quality Hits Unhealthy Range in Central Singapore; 1-Hour PM2.5 Elevated in 2 Regions

Air quality hits unhealthy range in central Singapore; 1-hour PM2.5 elevated in 2 regions

The 24-hour PSI reached 102 in the central region at 11am on Saturday.

Haze in Singapore: Air quality deteriorating; PSI in central region back in unhealthy range

The PSI in the central region was 102 as at 11am. Read more at straitstimes.com.

Air quality back in unhealthy range in central Singapore

NEA said the health impact of haze depends on a person’s health status, the PSI level, and the length and intensity of outdoor activity. For immediate outdoor activities, people should refer to the 1-hour PM2.5 readings and corresponding personal guide, while the 24-hour PSI forecast and health advisories should be used when planning outdoor activities for the next day. The 24-hour PSI is Singapore’s indicator of daily air quality and forms the …