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

Hour
Index value Pollutant Index value Pollutant
0 16 PM10 26 O3
1 11 NO2 33 O3
2 14 NO2 35 O3
3 18 NO2 31 O3
4 15 NO2 31 O3
5 28 NO2 21 O3
6 28 NO2 31 NO2
7 27 NO2 29 NO2
8 41 PM10 26 O3
9 27 PM10 29 O3
10 21 NO2 29 O3
11 24 NO2 31 O3
12 19 NO2 31 O3
13 20 NO2 30 O3
14 24 NO2 30 O3
15 28 NO2 32 O3
16 28 NO2 35 O3
17 29 NO2 33 O3
18 23 NO2 32 O3
19 - -
20 - -
21 - -
22 - -
23 - -

NB: the pollutant with the highest value at a certain time determines the overall score of that time

Back to Saint-Etienne Air Quality Details

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