Air quality by city — Atmy
Cities with readings from at least three sensors passing validation at snapshot preparation. These are dated observations, not continuously updated values.
Data snapshot:
- Krasnoyarsk, Russia — 37 sensors
- Saint Petersburg, Russia — 3 sensors
- Thiès, Senegal — 3 sensors
- Vienna, Austria — 8 sensors
- Hamburg, Germany — 8 sensors
- Warsaw, Poland — 7 sensors
- Zurich, Switzerland — 6 sensors
- Dublin, Ireland — 5 sensors
- Winterthur, Switzerland — 5 sensors
- Utrecht, Netherlands — 5 sensors
- Bucharest, Romania — 4 sensors
- Cologne, Germany — 4 sensors
- Berlin, Germany — 4 sensors
- Prague, Czechia — 4 sensors
- Sofia, Bulgaria — 4 sensors
- Amsterdam, Netherlands — 4 sensors
- Munich, Germany — 4 sensors
- Barcelona, Spain — 3 sensors
- Madrid, Spain — 3 sensors
- Belgrade, Serbia — 3 sensors
- Krakow, Poland — 3 sensors
- Los Angeles, United States — 13 sensors
- Seattle, United States — 12 sensors
- New York, United States — 11 sensors
- Houston, United States — 9 sensors
- Denver, United States — 8 sensors
- Chicago, United States — 8 sensors
- Austin, United States — 7 sensors
- Portland, United States — 6 sensors
- San Francisco, United States — 4 sensors