2s.io

https://2s.io/api/weather/air-quality

Current air quality for any coordinate worldwide. Pass lat + lon. Returns the US AQI (+ category Good/Moderate/Unhealthy…), the European AQI, and pollutant concentrations: PM2.5, PM10, ozone, nitrogen dioxide, sulphur dioxide, carbon monoxide. Source: Open-Meteo / CAMS (keyless).

last updated: Jun 18, 2026 · type: http · x402 v2

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