Information about air quality in the Czech Republic

Year: 2023

Preliminary overview of the ambient limits exceedances

calculated of both operational data (yet unverified) and verified data

Updated: 2024-05-05 05:48 CEST

Values given regardless of whether the number of valid measurement meets the criteria for calculating the aggregated data (annual average).

Description Value
Purpose: Health protection
Pollutant: O₃ - ozone
Averaging interval: 8 hours
Unit: µg/m³
Ambient limit: 120
Max. permissible number of exceedances: 25
Owner: MPl
Data supplier: ČHMÚ - pob. Plzeň
Code of the measuring programme: PPMOA
Locality: Plzeň - mobil
Sequence Date Value
1 2023-05-29 17:00 125
2 2023-05-31 16:00 124
3 2023-06-11 17:00 129
4 2023-06-13 16:00 121
5 2023-06-18 17:00 128
6 2023-06-19 18:00 122
7 2023-06-20 17:00 130
8 2023-06-22 16:00 130
9 2023-06-24 19:00 127
10 2023-06-25 18:00 128
11 2023-06-26 18:00 157
12 2023-06-29 18:00 145
13 2023-07-01 17:00 126
14 2023-07-07 17:00 147
15 2023-07-08 17:00 148
16 2023-07-09 16:00 147
17 2023-07-10 16:00 131
18 2023-07-11 17:00 137
19 2023-07-13 17:00 121
20 2023-07-14 17:00 128
21 2023-07-18 18:00 121
22 2023-07-19 16:00 133
23 2023-08-15 17:00 122
24 2023-08-17 17:00 128
25 2023-08-18 17:00 136
26 2023-08-19 16:00 140
27 2023-08-20 16:00 127
28 2023-08-21 17:00 136
29 2023-08-22 17:00 125
30 2023-08-23 16:00 138
31 2023-08-24 16:00 149
32 2023-09-06 19:00 132
33 2023-09-07 16:00 131
34 2023-09-08 16:00 130
35 2023-09-09 16:00 133
36 2023-09-10 16:00 137
37 2023-09-11 16:00 129
38 2023-09-12 16:00 140