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

Hour
Index value Pollutant Index value Pollutant
0 - 11 PM10
1 - 17 O3
2 - 13 O3
3 - 18 PM10
4 - 12 PM10
5 - 17 PM10
6 - 11 O3
7 - 21 PM10
8 - 20 O3
9 - 21 O3
10 - 22 O3
11 - 23 O3
12 - 22 O3
13 - 21 O3
14 - 18 O3
15 - 12 PM10
16 - 19 NO2
17 - 36 PM10
18 - 22 PM10
19 - 12 PM10
20 - 23 PM10
21 - 12 PM10
22 - 19 PM10
23 - 16 PM10

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

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