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: 2024-05-02 05:42 CEST

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

CHMI is responsible for data completeness and quality only at the stations that are administered by CHMI (see the entry "Owner" indicated with the published data).

Description Value
Purpose: Health protection
Pollutant: PM₁₀ - particles PM10
Averaging interval: 24 hours
Unit: µg/m³
Ambient limit: 50
Max. permissible number of exceedances: 35
Owner: SMBrno
Data supplier: Statutory City of Brno
Code of the measuring programme: BBMVA
Locality: Brno-Výstaviště
Sequence Date Value
1 2023-04-20 00:00 55
2 2023-04-21 00:00 64
3 2023-04-27 00:00 97
4 2023-05-04 00:00 75
5 2023-05-05 00:00 54
6 2023-05-08 00:00 100
7 2023-05-11 00:00 60
8 2023-05-16 00:00 59
9 2023-05-18 00:00 74
10 2023-05-19 00:00 62
11 2023-05-22 00:00 67
12 2023-05-27 00:00 72
13 2023-06-12 00:00 55
14 2023-06-20 00:00 66
15 2023-06-21 00:00 57
16 2023-06-30 00:00 75
17 2023-07-10 00:00 63
18 2023-07-19 00:00 55
19 2023-07-21 00:00 70
20 2023-07-24 00:00 81
21 2023-07-27 00:00 64
22 2023-09-20 00:00 82
23 2023-09-21 00:00 204
24 2023-09-22 00:00 58
25 2023-09-25 00:00 69
26 2023-09-26 00:00 94
27 2023-09-27 00:00 100
28 2023-09-28 00:00 101
29 2023-09-29 00:00 139
30 2023-10-02 00:00 160
31 2023-10-03 00:00 145
32 2023-10-06 00:00 52
33 2023-10-09 00:00 68
34 2023-10-11 00:00 68
35 2023-10-12 00:00 68
36 2023-10-13 00:00 59
37 2023-10-14 00:00 93
38 2023-10-17 00:00 73
39 2023-10-18 00:00 133
40 2023-10-19 00:00 147
41 2023-10-20 00:00 92
42 2023-10-21 00:00 68
43 2023-10-23 00:00 97
44 2023-10-24 00:00 92
45 2023-10-30 00:00 54
46 2023-11-01 00:00 56
47 2023-11-02 00:00 106
48 2023-11-07 00:00 82
49 2023-11-09 00:00 81
50 2023-11-10 00:00 52
51 2023-11-21 00:00 67
52 2023-11-22 00:00 56
53 2023-12-01 00:00 52
54 2023-12-06 00:00 69
55 2023-12-19 00:00 53