Real-time and Street-level Air Quality Information You Can Trust
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The Local Air Quality Index - Czechia
The Local Air Quality Index is a method used by the government and companies to communicate air quality in an understandable way.
How we calculate the air quality index - Czechia
BreezoMeter uses an index called “AQI (CZ)”
We take the average of each pollutant type according to local government definitions.
An official conversion table is used to convert average pollutant concentrations to AQI for each pollutant.
The final AQI is determined by taking the worst AQI among all pollutants. The worst pollutant being the dominant pollutant.
Index Health Categories
AQI (CZ) represents air quality levels according to the following health categories:
Category
AQI
Very good air quality
1
Good air quality
2
Fair air quality
3
Suitable air quality
4
Poor air quality
5
Very poor air quality
6
Pollutant Type
Period
pm10
1h avg.
o3
1h avg.
so2
1h avg.
no2
1h avg.
co
8h avg.
Index Pollutant Types
The chart displays the pollutants that are part of the The following chart displays the pollutants that are part of the AQI (CZ) calculation and the timeframe taken to average each pollutant type.:
Air Quality Indexes Around The Globe
Explore the local air quality indexes BreezoMeter uses in various countries.
