What is the air quality trend in Fos-sur-Mer?

Over the past 2 days, Fos-sur-Mer had an average AQI of 43 based on station measurements. The worst day was with AQI .

How is Fos-sur-Mer air quality measured?

Air quality in Fos-sur-Mer is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Fos-sur-Mer, France

Name: Fos-sur-Mer Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Fos-sur-Mer, France.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

41h · 13 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	37	23–60	9.1 µg/m³	14.9	23h	13
2026-04-09	50	23–100	13.4 µg/m³	26.8	18h	11

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