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 12 NO2 28 O3
1 10 PM10 27 O3
2 13 NO2 26 O3
3 14 NO2 23 O3
4 19 NO2 17 NO2
5 26 NO2 18 O3
6 25 NO2 21 O3
7 19 NO2 27 O3
8 15 NO2 34 O3
9 12 NO2 37 O3
10 14 PM10 41 O3
11 9 PM10 42 O3
12 11 NO2 44 O3
13 12 NO2 46 O3
14 18 PM10 47 O3
15 14 PM10 48 O3
16 30 PM10 48 O3
17 25 PM10 48 O3
18 33 PM10 47 O3
19 57 PM10 41 O3
20 19 NO2 38 O3
21 18 NO2 36 O3
22 16 NO2 34 O3
23 14 NO2 32 O3

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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