SG
TUTORIAL & ABOUT
Singapore Hourly PM₂.₅ Estimation
A research prototype that visualises model-estimated outdoor PM₂.₅ concentrations across Singapore.
Select a location
Click the map to view its current estimate and recent hourly trend.
Find yourself
Select “My location” to show your position as a blue dot.
Check the timestamp
Expand “Current layer” to review the update time, model and source.
Interpret carefully
Values are research estimates, not official station readings or medical advice.
Current modelRandom Forest v3 · outdoor PM₂.₅ spatial estimation
Developed byChia-Wei Hsu
ProgrammeTaiwan Global Pathfinders Initiative · Youth Development Administration, Ministry of Education, Taiwan
Host institutionSaw Swee Hock School of Public Health, National University of Singapore