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Capital city, Trinidad and Tobago

Air quality in Port of Spain

Updated October 2026Sources
13.4PM2.5 µg/m³, yearly

Moderate

The annual average PM2.5 in Port of Spain was 13.4 µg/m³ in 2019, about 2.7 times the WHO guideline of 5 µg/m³.

Key facts

Air quality across Trinidad and Tobago

PlacePM2.5Level
Port of Spain13.4 µg/m³Moderate
Tobago13.8 µg/m³Moderate

Quick answers

Is the air in Port of Spain bad?

Moderate: 13.4 µg/m³ of PM2.5 on average, 2.7× the WHO guideline.

How does Port of Spain compare with the rest of Trinidad and Tobago?

People in Trinidad and Tobago breathe 14 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 13.4 µg/m³ measured here.

More about Port of Spain

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Sources

Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.