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

Hour
Index value Pollutant Index value Pollutant
0 - 16 O3
1 - 14 O3
2 - 13 O3
3 - 11 O3
4 - 16 O3
5 - 17 O3
6 - 12 O3
7 - 14 O3
8 - 13 O3
9 - 14 O3
10 - 15 O3
11 - 16 O3
12 - 16 O3
13 - 14 NO2
14 - 15 NO2
15 - 14 NO2
16 - 15 NO2
17 - -
18 - -
19 - -
20 - -
21 - 12 NO2
22 - 9 NO2
23 - 9 NO2

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

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