Singapore, 10 May 2021 Last Updated on 11 May 2021 2AM Next update at 8PM North 12 µg/m3 Normal South 8 µg/m3 Normal East 5 µg/m3 Normal West 5 µg/m3 Normal Central 7 µg/m3 Normal Legends: 0 - 55: Normal 😄56 - 150: Elevated 😥151 - 250: High 😱Above 250: Very High 🤯