Overall and regional PSI data (24-hr PSI, Pollutant Concentration and Sub-Index)

Pollutant Standards Index (PSI)

Contains information about the API (from Data.gov.sg)

Concentration is measured in micrograms per cubic metre

Overall and regional PSI data including pollutant concentrations and sub-indices

Additional information on regions provided

Provides longitude and latitude for placing readings on a map

Data.gov.sg APIs

- Updated hourly from NEA.
- Readings are provided for each major region in Singapore
- The `region_metadata` field in the response provides longitude/latitude information for the regions. You can use that to place the readings on a map.
- Use the `date_time` parameter to retrieve the latest PSI readings at that moment in time.
- Use the `date` parameter to retrieve all of the readings for that day.


API Documentation