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data.gov.sg real-time API

Singapore's open-data platform. NEA's PM2.5 and PSI readings are served from it as JSON, including hourly history by date.

Publisher
Government Technology Agency of Singapore (GovTech)
What it measures
Real-time environmental datasets with regional breakdown and timestamps.
Update frequency
As each dataset is updated (hourly for PM2.5 and PSI).
Coverage
Singapore.
How we use it
The technical channel through which we read NEA's figures.
Limitations
Depends on NEA's publishing schedule.
Terms
Singapore Open Data Licence.
Official site
https://data.gov.sg
API / docs
https://api-open.data.gov.sg/v2/real-time/api/pm25

Live example

Reading time 2026-10-11 11:00 (Singapore time)

NorthSouthEastWestCentral
PM2.5 (1 h)647897100115
PSI (24 h)117114135150149
Singapore now · loading the official reading…

Used on these pages

General information, not medical advice. Follow your doctor and your school, league or organiser's final call. Data come from official sources; see data sources.