|
CHMI | HS | ČEZ | MPl | MÚPa | MÚTř | OÚŠu |
CO | 36/27 75 |
15/12 80 |
 – |
4/4 100 |
– | – | – |
NO | 105/70 66.7 |
14/11 78.6 |
12/10 83.3 |
6/5 83.3 |
1/1 100 |
1/1 100 |
– |
NO2 | 105/70 66.7 |
14/11 78.6 |
12/10 83.3 |
6/4 66.7 |
1/1 100 |
1/1 100 |
1/1 100 |
NOx | 105/70 66.7 |
15/12 80 |
12/10 83.3 |
6/4 66.7 |
1/1 100 |
1/1 100 |
– |
O3 | 53/42 79.2 |
8/7 87.5 |
  |
4/4 100 |
1/1 100 |
– | – |
PM10 | 103/65 63.1 |
14/13 92.9 |
1/1 100 |
6/6 100 |
– | 1/1 100 |
– |
PM2.5 | 19/0 0 |
– | – | 1/0 0 |
– | – | – |
SO2 | 104/70 67.3 |
16/14 87.5 |
17/16 94.1 |
6/5 83.3 |
1/1 100 |
1/1 100 |
1/1 100 |
BZN | 12/3 25 |
– | – | – | 1/0 0 |
– | – |
EBZN | 10/3 30 |
– | – | – | 1/0 0 |
– | – |
TLN | 12/3 25 |
– | – | – | 1/0 0 |
– | – |
MXY | 6/2 33.3 |
– | – | – | 1/0 0 |
– | – |
PXY | 6/3 50 |
– | – | – | 1/0 0 |
– | – |
OXY | 11/3 27.3 |
– | – | – | 1/0 0 |
– | – |
Hg | 1/0 0 |
– | – | – | – | – | – |
NH3 | 1/0 0 |
– | – | – | – | – | – |
SPM | – | 1/0 0 |
3/3 100 |
– | – | – | – |
 Explanatory notes 
The fraction indicates the number of stations registered in the given year
/ the number of stations meeting the condition NSV = 40 days and MP = 66 %, where
NSV – the longest-lasting continuous failure in the given year
MP – minimum percentage of measurements in the given year