Information about air quality in the Czech Republic

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

Updated: 2021-02-24 23:48 CET


Locality

Basic data Locality photo
Locality: Znojmo
Code: BZNOA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/S/RN
Localization
Coordinates: 48° 50´ 34.644" North latitude 16° 3´ 36.458" East longitude
Altitude: 225 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ O3 - from model PM2.5
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2021-02-23 21:00 - 00:00 CET 1B 12.9 49.7 2.3 39.0
2021-02-23 22:00 - 01:00 CET 1B 12.7 49.3 2.2 38.0
2021-02-23 23:00 - 02:00 CET 1B 13.1 49.7 2.3 38.7
2021-02-24 00:00 - 03:00 CET 1B 12.1 49.3 2.1 42.3
2021-02-24 01:00 - 04:00 CET 1B 12.3 52.3 1.5 46.0
2021-02-24 02:00 - 05:00 CET 2A 12.5 55.7 1.6 49.3
2021-02-24 03:00 - 06:00 CET 2A 13.9 57.3 1.6 49.0
2021-02-24 04:00 - 07:00 CET 2A 14.8 59.3 1.6 47.3
2021-02-24 05:00 - 08:00 CET 2A 14.4 58.0 1.8 41.3
2021-02-24 06:00 - 09:00 CET 1B 14.4 51.7 2.5 36.7
2021-02-24 07:00 - 10:00 CET 1B 17.3 45.3 4.1 34.0
2021-02-24 08:00 - 11:00 CET 1B 19.5 41.0 6.1 34.3
2021-02-24 09:00 - 12:00 CET 1B 22.3 39.7 9.6 33.3
2021-02-24 10:00 - 13:00 CET 1B 22.5 39.3 14.5 30.7
2021-02-24 11:00 - 14:00 CET 1B 22.9 39.3 21.5 30.7
2021-02-24 12:00 - 15:00 CET 1B 22.5 43.7 30.0 35.0
2021-02-24 13:00 - 16:00 CET 1B 20.8 49.0 35.8 42.3
2021-02-24 14:00 - 17:00 CET 2A 21.4 54.0 36.7 44.0
2021-02-24 15:00 - 18:00 CET 2A 25.3 54.7 29.0 42.0
2021-02-24 16:00 - 19:00 CET 2A 27.5 51.7 18.5 41.3
2021-02-24 17:00 - 20:00 CET 2A 27.0 52.7 9.2 42.7
2021-02-24 18:00 - 21:00 CET 2A 23.5 56.0 4.8 46.3
2021-02-24 19:00 - 22:00 CET 2A 22.3 56.3 3.3 47.7
2021-02-24 20:00 - 23:00 CET 2A 22.8 56.7 2.9 48.0

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


Map of station position

Map is on page with detailed information about locality