Singapore haze: Air quality unhealthy, PM2.5 readings elevated across country
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Air quality in Singapore was unhealthy at 6am. The 24-hour PSI readings varied between 105 and 142. Hourly PM2.5 readings were measured between 58 and 78.
At 6am, the 24-hour PSI readings ranged from 105 to 142, while hourly the PM2.5 readings ranged from 58 to 78.