| Zone / agglomeration | PM2.5 | NH3 | Hg | Meteo | ||
| CHMI | Město Plzeň | CHMI | CHMI | CHMI | Others | |
| Agglomeration Brno | 1 | – | – | – | 1 | – |
| Agglomeration Prague | 4 | – | – | – | 6 | – |
| Zone South Bohemian region | 1 | – | – | – | 3 | 1 |
| Zone South Moravian region | – | – | 1 | – | 2 | – |
| Zone Karlovy Vary region | 1 | – | – | – | 4 | 1 |
| Zone Hradec Králové region | 1 | – | – | – | 5 | – |
| Zone Liberec region | 1 | – | – | – | 4 | – |
| Agglomeration Moravian-Silesian region | 5 | – | – | – | 14 | 3 |
| Zone Olomouc region | 1 | – | – | – | 4 | – |
| Zone Pardubice region | 1 | – | 1 | – | 1 | 2 |
| Zone Plzeň region | – | 1 | – | – | 1 | 4 |
| Zone Central Bohemian region | 2 | – | – | – | 4 | – |
| Zone Ústí nad Labem region | 3 | – | 1 | 1 | 13 | 9 |
| Zone Vysočina region | 1 | – | – | – | 2 | – |
| Zone Zlín region | 1 | – | – | – | 3 | – |
| Total | 23 | 1 | 3 | 1 | 67 | 20 |
| TOTAL | 24 | 3 | 1 | 87 | ||
Explanatory notes
Others – ZÚ, ČEZ, MÚ Třinec, Město Plzeň, MÚ Pardubice
Meteo – Measurement of meteorological parameters:
WV – wind velocity
WD – wind direction
T10m – temperature 10 m above terrain
T2m – temperature 2 m above terrain
h – relative air humidity
p – atmospheric pressure
RAIN – precipitation amount
GLRD – global radiation
Note
At certain stations the above measuring programme may be limited