What is the air quality in Koror?

Koror, Palau has an annual US AQI of 28 (Excellent) and average PM2.5 of 5.1 µg/m³, ranking #36 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Koror?

November is typically the cleanest month (AQI 24) and September the most polluted (AQI 35).

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
36	Koror, Palau	Oceania	AQI 28	PM2.5 5.1 µg/m³