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AirHistory

Air Quality in Puerto Rico

10-year air quality trends for 11 monitored areas in Puerto Rico.

See full Puerto Rico air quality rankings →
11
Cities
23
Avg AQI (5yr)
6
Improving
0
Stable
5
Worsening

All Monitored Areas in Puerto Rico

Frequently Asked Questions

Puerto Rico has 11 monitored areas with an average 5-year AQI of 23 and an average Air Quality Grade of B. 6 cities are improving, 5 are worsening, and 0 are stable.

Caguas, Puerto Rico has the best Air Quality Grade (A) in Puerto Rico with a 5-year average AQI of 10.

Of 11 monitored areas in Puerto Rico, 6 are showing improving trends, 5 are worsening, and 0 remain stable over the past decade.

Sources: EPA Air Quality System (AQS)
Last updated: