PASAR API

🇸🇬 NEA PSI & Air Quality (data.gov.sg) ~ live haze readings

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Keyless real-time PSI and PM2.5 readings across Singapore's north/south/east/west/central regions, the canonical source for haze conditions. SG-first.

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Call it

curl --fail-with-body --location --max-time 30 'https://api.data.gov.sg/v1/environment/psi'

AI prompt

I'm building an app using a public Singapore API (no private credentials needed).

API: NEA PSI & Air Quality (data.gov.sg) ~ live haze readings
Provider: National Environment Agency (NEA) via data.gov.sg
Endpoint: GET https://api.data.gov.sg/v1/environment/psi
Response format: JSON

Source: National Environment Agency (NEA) via data.gov.sg (https://guide.data.gov.sg/developer-guide/api-overview)
Source type: Official public feed
Endpoint type: Direct public JSON endpoint
Integration difficulty: Copy-paste ready
Last checked: 2026-08-28
Production caveat: Still handle downtime, changing fields, empty responses, and rate limits before shipping user-facing alerts.

Help me fetch and display this data. Follow the documented format and handle errors, empty responses, stale coverage, caching and rate limits.

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