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 15 PM10 40 O3
1 12 PM10 39 O3
2 13 PM10 37 O3
3 15 NO2 35 O3
4 32 NO2 40 NO2
5 46 NO2 44 NO2
6 48 NO2 41 NO2
7 45 NO2 44 PM10
8 37 NO2 42 NO2
9 33 NO2 34 O3
10 35 NO2 39 O3
11 28 NO2 48 O3
12 24 NO2 52 O3
13 25 NO2 59 O3
14 31 NO2 60 O3
15 33 PM10 63 O3
16 38 NO2 57 O3
17 31 NO2 55 O3
18 37 NO2 49 O3
19 62 NO2 41 PM10
20 65 NO2 36 PM10
21 52 NO2 41 PM10
22 53 NO2 50 NO2
23 53 NO2 48 NO2

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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