Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2023-04-12 07:36 CEST


Locality

Basic data
Locality: Brno-Masna
Code: BBNAA
Type of measuring programme: Automated measuring program
Locality owner: Health Institute Ostrava
Classification
Abbreviation: B/U/CR
Localization
Coordinates: 49° 11´ 19.793" North latitude 16° 37´ 37.203" East longitude
Altitude: 214 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ PM 10 - from model O 3 - from model PM 2.5
3h average 3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2023-04-11 05:00 - 08:00 CEST 1B 32.3 1.1 25.3
2023-04-11 06:00 - 09:00 CEST 1B 40.3 2.0 28.0
2023-04-11 07:00 - 10:00 CEST 1B 49.7 4.1 32.0
2023-04-11 08:00 - 11:00 CEST 2A 54.3 8.9 34.7
2023-04-11 09:00 - 12:00 CEST 2A 52.0 14.5 35.0
2023-04-11 10:00 - 13:00 CEST 2A 45.0 22.3 33.0
2023-04-11 11:00 - 14:00 CEST 1B 40.3 26.0 31.7
2023-04-11 12:00 - 15:00 CEST 1B 35.0 26.5 29.7
2023-04-11 13:00 - 16:00 CEST 1B 30.0 27.9 26.3
2023-04-11 14:00 - 17:00 CEST 1B 21.3 43.8 18.3
2023-04-11 15:00 - 18:00 CEST 1B 13.3 61.2 10.7
2023-04-11 16:00 - 19:00 CEST 2A 7.7 75.8 5.0
2023-04-11 17:00 - 20:00 CEST 2A 5.3 75.3 3.3
2023-04-11 18:00 - 21:00 CEST 1B 5.0 70.1 3.3
2023-04-11 19:00 - 22:00 CEST 1B 5.7 56.8 4.3
2023-04-11 20:00 - 23:00 CEST 1B 9.7 40.2 8.0
2023-04-11 21:00 - 00:00 CEST 1B 13.0 28.3 11.0
2023-04-11 22:00 - 01:00 CEST 1B 15.0 21.0 12.7
2023-04-11 23:00 - 02:00 CEST 1A 13.3 18.8 11.3
2023-04-12 00:00 - 03:00 CEST 1A 12.0 14.6 9.7
2023-04-12 01:00 - 04:00 CEST 1A 10.3 14.0 8.0
2023-04-12 02:00 - 05:00 CEST 1A 10.0 12.4 6.7
2023-04-12 03:00 - 06:00 CEST 1A 8.7 10.2 5.7
2023-04-12 04:00 - 07:00 CEST 1A 8.3 9.0 5.3

Legend

Level Index range Air quality
     1A      ≥ 0.00 and < 0.34 very good to good
     1B      ≥ 0.34 and < 0.67
     2A      ≥ 0.67 and < 1.00 acceptable
     2B      ≥ 1.00 and < 1.50
     3A      ≥ 1.50 and < 2.00 aggravated to bad
     3B      ≥ 2.00
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality