Most Polluted Cities — American Samoa

Real-time air quality data from cities around the world American Samoa

Real-time air pollution rankings for 10 cities across American Samoa, updated hourly. See which cities have the highest pollution levels and worst air quality.

Most Polluted Cities in American Samoa

The most polluted city in American Samoa is Mapusagafou (AQI 11), followed by Aūa (AQI 11), Ili‘ili (AQI 11). Currently, 0 out of 10 monitored cities in American Samoa report unhealthy air quality with an AQI above 100.

Understanding Air Quality Index

0-50

Good

Air quality is satisfactory, and air pollution poses little or no risk.

51-100

Moderate

Air quality is acceptable. However, there may be a risk for some people.

101-150

Unhealthy for Sensitive Groups

Members of sensitive groups may experience health effects.

151-200

Unhealthy

Everyone may begin to experience health effects.

201-300

Very Unhealthy

Health alert: everyone may experience more serious health effects.

301+

Hazardous

Health warnings of emergency conditions. The entire population is likely to be affected.

The Air Quality Index (AQI) is a scale from 0 to 500 that measures air pollution levels. Poor air quality can cause respiratory issues, cardiovascular problems, and other health concerns. Rankings are updated hourly to help you stay informed.

Source: US EPA Air Quality Index

Last updated: 23 Mar 23:09

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