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 49 PM2.5 49 PM2.5
1 53 PM2.5 51 PM2.5
2 38 PM2.5 50 PM2.5
3 40 PM2.5 41 PM2.5
4 28 PM2.5 36 PM2.5
5 29 PM2.5 24 PM2.5
6 26 PM2.5 27 PM2.5
7 27 PM2.5 27 PM2.5
8 22 PM2.5 26 PM2.5
9 28 NO2 22 NO2
10 32 NO2 18 NO2
11 29 NO2 21 NO2
12 25 NO2 23 PM2.5
13 29 NO2 24 PM2.5
14 31 NO2 23 NO2
15 34 NO2 27 NO2
16 43 NO2 32 PM2.5
17 38 NO2 38 PM2.5
18 35 NO2 43 PM2.5
19 35 PM2.5 45 PM2.5
20 37 PM2.5 43 PM2.5
21 40 PM2.5 52 PM2.5
22 45 PM2.5 48 PM2.5
23 43 PM2.5 44 PM2.5

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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