Singapore, 27 July 2021 Last Updated on 28 Jul 2021 2AM Next update at 7PM North 12 µg/m3 Normal South 13 µg/m3 Normal East 9 µg/m3 Normal West 17 µg/m3 Normal Central 7 µg/m3 Normal Legends: 0 - 55: Normal 😄56 - 150: Elevated 😥151 - 250: High 😱Above 250: Very High 🤯