Legend :
Pollution Index Value
Very Low   0 / 25
Low   25 / 50
Medium   50 / 75
High   75 / 100
Very High   > 100
Saint-Etienne Air Quality Details

Last Update: 06/23/2017 01:00 UTC

Pollutants
NO2 14 50
PM10 24 50
PM2.5 26 43
CO - -


Pollutants
NO2 7 32
O3 25 67
PM10 26 43
PM2.5 20 21
SO2 - -
CO - -


See the evolution of Yesterday Index
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