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

Hour
Index value Pollutant Index value Pollutant
0 20 PM10 27 O3
1 27 PM10 23 PM10
2 22 PM10 24 O3
3 24 NO2 23 O3
4 26 NO2 23 PM10
5 35 NO2 24 PM10
6 41 NO2 31 PM10
7 37 PM10 35 PM10
8 32 NO2 40 PM10
9 34 PM10 32 O3
10 38 PM10 41 O3
11 29 PM10 46 O3
12 27 NO2 49 O3
13 29 NO2 47 O3
14 32 PM10 48 O3
15 44 NO2 49 O3
16 44 NO2 48 O3
17 34 PM10 40 O3
18 32 PM10 39 O3
19 25 PM10 37 O3
20 27 NO2 29 O3
21 31 PM10 27 PM10
22 25 PM10 26 O3
23 28 PM10 25 O3

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

Back to Grenoble Air Quality Details

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