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

Hour
Index value Pollutant Index value Pollutant
0 20 PM10 31 O3
1 18 PM10 31 O3
2 19 PM10 31 O3
3 31 NO2 30 O3
4 46 NO2 25 O3
5 61 NO2 33 NO2
6 68 NO2 44 NO2
7 60 PM10 45 NO2
8 60 PM10 47 PM10
9 55 PM10 45 PM10
10 43 PM10 36 PM10
11 46 PM10 37 O3
12 55 PM10 37 O3
13 59 PM10 38 O3
14 53 PM10 36 O3
15 51 NO2 35 O3
16 57 NO2 30 O3
17 62 NO2 36 NO2
18 64 NO2 38 NO2
19 58 NO2 37 PM10
20 54 NO2 33 NO2
21 51 NO2 41 NO2
22 55 NO2 44 NO2
23 51 NO2 46 NO2

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

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