| 101 | Unhealthy for Sensitive Groups on Saturday, Feb 8th 2025, 10:00 am |  |
Cities with the worst air quality
| # | AQI | City |
|---|---|---|
500 | ||
182 | ||
128 | ||
106 | ||
105 | ||
102 | ||
98 | ||
96 |
Cities with the best air quality
| # | AQI | City |
|---|---|---|
- | ||
- | ||
- | ||
- | ||
- | ||
- | ||
- | ||
- |
Good | Moderate | Unhealthy for sensitive groups | Unhealthy | Very Unhealthy | Hazardous |
If you want to stay informed about the Air Quality monitoring project, please register with the form below:
Our GAIA air quality monitors are very easy to set up: You only need a WIFI access point and a USB compatible power supply.
Once connected, your real time air pollution levels are instantaneously available on the maps and through the API.
The station comes with a 10-meter water-proof power cable, a USB power supply, mounting equipment and an optional solar panel.
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| or let us find your nearest air quality monitoring station |
Africa
🇧🇼 Botswana 🇧🇫 Burkina FasoAntarctica
🇦🇶 Antarctica 🇧🇻 Bouvet Island 🇹🇫 French Southern Territories 🇭🇲 Heard Island and McDonald Islands 🇬🇸 South Georgia and the South Sandwich IslandsAsia
🇧🇩 BangladeshEurope
🇧🇦 Bosnia and HerzegovinaNorth America
🇦🇮 Anguilla 🇦🇬 Antigua and Barbuda 🇦🇼 Aruba 🇧🇧 Barbados 🇧🇿 Belize 🇧🇲 Bermuda 🇧🇶 Bonaire, Saint Eustatius, and SabaOceania
🇦🇸 American Samoa 🇦🇺 AustraliaSouth America
🇦🇷 Argentine Republic| AQI | Air Pollution Level | Health Implications | Cautionary Statement (for PM2.5) |
| 0 - 50 | Good | Air quality is considered satisfactory, and air pollution poses little or no risk | None |
| 51 -100 | Moderate | Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. | Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion. |
| 101-150 | Unhealthy for Sensitive Groups | Members of sensitive groups may experience health effects. The general public is not likely to be affected. | Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion. |
| 151-200 | Unhealthy | Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects | Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion |
| 201-300 | Very Unhealthy | Health warnings of emergency conditions. The entire population is more likely to be affected. | Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion. |
| 300+ | Hazardous | Health alert: everyone may experience more serious health effects | Everyone should avoid all outdoor exertion |
| Celcius | |
