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OpenAQ

Air quality

Official site consultedWeather, climate and agriculture

Last verified: 1 October 2026

OpenAQ API documentation, giving access to air quality measurements, with data at scale through AWS S3. Sections cover getting started, querying, geospatial pagination, terms of use and open data on AWS.

Services
  • Air quality measurements API
  • Geospatial queries and pagination
  • Open data on AWS S3
Access requirements

The page read does not specify an API key or rate limits.

Sources