Real-time air pollution rankings for 10 cities across Puerto Rico, updated hourly. See which cities have the highest pollution levels and worst air quality.
Most Polluted Cities in Puerto Rico
The most polluted city in Puerto Rico is Fajardo (AQI 21), followed by Caguas (AQI 20), Carolina (AQI 20). Currently, 0 out of 10 monitored cities in Puerto Rico report unhealthy air quality with an AQI above 100.
Fajardo
Puerto Rico
AQI
Caguas
Puerto Rico
AQI
Carolina
Puerto Rico
AQI
San Juan
Puerto Rico
AQI
Bayamón
Puerto Rico
AQI
Trujillo Alto
Puerto Rico
AQI
Guaynabo
Puerto Rico
AQI
Ponce
Puerto Rico
AQI
Mayagüez
Puerto Rico
AQI
Arecibo
Puerto Rico
AQI
Understanding Air Quality Index
Good
Air quality is satisfactory, and air pollution poses little or no risk.
Moderate
Air quality is acceptable. However, there may be a risk for some people.
Unhealthy for Sensitive Groups
Members of sensitive groups may experience health effects.
Unhealthy
Everyone may begin to experience health effects.
Very Unhealthy
Health alert: everyone may experience more serious health effects.
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: 08 May 13:03
