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

Hour
Index value Pollutant Index value Pollutant
0 - 29 O3
1 - 28 O3
2 - 25 O3
3 - 29 O3
4 - 26 O3
5 - 22 O3
6 - 17 PM10
7 - 23 NO2
8 - 33 NO2
9 - 36 NO2
10 - 29 NO2
11 - 29 PM10
12 - 29 O3
13 - 29 O3
14 - 30 O3
15 - 29 O3
16 - 28 O3
17 - 19 O3
18 - 35 NO2
19 - 37 NO2
20 - 43 PM10
21 - 50 PM10
22 - 39 PM10
23 - 39 PM10

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

Back to Cholet Air Quality Details

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