Haze in Singapore: Air quality deteriorating; PSI in central region back in unhealthy rangeWorldOct 2 at 9:00 PM – Oct 2 at 11:59 PM3 outletsBloombergSingapore Haze From Indonesia Forest Fires Creates Air Quality Dip Oct 2 at 9:00 PMCNAAir quality hits unhealthy range in central Singapore; 1-hour PM2.5 elevated in 3 regions seen Oct 2 at 11:59 PMThe Straits TimesHaze in Singapore: Air quality deteriorating; PSI in central region back in unhealthy range seen Oct 2 at 11:30 PM