SmogRank / Cleaner or dirtier / Singapore
Singapore: cleaner or dirtier, 2024
In Singapore, 5 cities have enough days in both years to compare 2024 with the same days of 2023: 3 got dirtier and 2 cleaner.
The 3 cities that got dirtier, biggest rise first
| # | City | 2023 | 2024 | Change |
|---|---|---|---|---|
| 1 | Jurong WestSingapore | 48 | 60 | +5.4 µg/m³+63% |
| 2 | WoodlandsSingapore | 48 | 56 | +3.0 µg/m³+35% |
| 3 | Ang Mo Kio New TownSingapore | 60 | 60 | +0.3 µg/m³+2% |
The 2 cities that got cleaner, biggest fall first
| # | City | 2023 | 2024 | Change |
|---|---|---|---|---|
| 1 | Ulu BedokSingapore | 62 | 56 | −3.2 µg/m³−21% |
| 2 | Queenstown EstateSingapore | 57 | 54 | −1.5 µg/m³−12% |
Means in US AQI over the days a city was measured in both years, the same calendar days each year; a city needs 55% of the days paired, and at least 30. The change is in µg/m³ and per cent. How we compare.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
Updated 2026-10-07 12:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.