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

Hour
Index value Pollutant Index value Pollutant
0 26 NO2 20 O3
1 26 NO2 23 O3
2 28 NO2 23 O3
3 22 NO2 24 O3
4 20 NO2 21 O3
5 20 PM10 18 O3
6 18 PM10 21 PM10
7 20 PM10 20 O3
8 22 PM10 21 O3
9 18 PM10 22 O3
10 21 NO2 23 O3
11 18 NO2 24 O3
12 20 NO2 24 O3
13 21 NO2 25 O3
14 19 NO2 26 O3
15 16 NO2 26 O3
16 17 NO2 24 O3
17 16 NO2 25 O3
18 16 NO2 26 O3
19 17 NO2 26 O3
20 - -
21 - -
22 - -
23 - -

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

Back to Madrid Air Quality Details

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