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 10 NO2 14 O3
1 11 PM10 14 O3
2 12 NO2 11 O3
3 17 NO2 11 PM10
4 21 NO2 11 NO2
5 25 NO2 13 NO2
6 26 NO2 16 PM10
7 34 PM10 19 NO2
8 27 PM10 16 PM10
9 22 NO2 16 O3
10 25 NO2 24 PM10
11 25 NO2 23 O3
12 20 NO2 26 O3
13 23 NO2 27 O3
14 31 NO2 30 O3
15 39 NO2 31 O3
16 40 NO2 31 O3
17 34 NO2 30 O3
18 21 NO2 28 O3
19 19 NO2 29 O3
20 16 NO2 28 O3
21 13 PM10 23 O3
22 14 NO2 21 O3
23 12 PM10 21 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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