Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2025-12-05 06:26 CET


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 PM₁₀ - from model O₃ - from model PM₂.₅
3h average 3h average 3h average 3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2025-12-04 04:00 - 07:00 CET 1A 10.0 17.0 19.2 15.4
2025-12-04 05:00 - 08:00 CET 1A 13.4 14.1 15.0 16.5
2025-12-04 06:00 - 09:00 CET 1A 15.6 13.9 11.8 15.5
2025-12-04 07:00 - 10:00 CET 1A 15.8 15.7 10.1 16.1
2025-12-04 08:00 - 11:00 CET 1A 14.4 21.3 11.5 16.2
2025-12-04 09:00 - 12:00 CET 1A 13.9 18.9 14.1 18.4
2025-12-04 10:00 - 13:00 CET 1A 14.6 20.8 16.9 19.5
2025-12-04 11:00 - 14:00 CET 1A 15.1 17.8 18.9 26.1
2025-12-04 12:00 - 15:00 CET 1A 15.6 17.9 20.4 22.5
2025-12-04 13:00 - 16:00 CET 1A 16.6 14.8 22.2 19.5
2025-12-04 14:00 - 17:00 CET 1A 18.4 17.7 22.6 16.1
2025-12-04 15:00 - 18:00 CET 1B 21.0 23.3 22.6 20.6
2025-12-04 16:00 - 19:00 CET 1B 21.8 30.8 22.3 23.6
2025-12-04 17:00 - 20:00 CET 1B 20.4 30.9 22.0 25.5
2025-12-04 18:00 - 21:00 CET 1B 18.6 28.0 21.1 22.5
2025-12-04 19:00 - 22:00 CET 1B 17.4 27.9 19.5 23.4
2025-12-04 20:00 - 23:00 CET 1B 16.6 30.4 19.0 27.7
2025-12-04 21:00 - 00:00 CET 1B 15.0 32.9 18.9 30.1
2025-12-04 22:00 - 01:00 CET 1B 12.3 32.5 19.9 34.9
2025-12-04 23:00 - 02:00 CET 1B 9.7 30.9 21.1 28.9
2025-12-05 00:00 - 03:00 CET 1B 8.2 26.9 25.6 26.5
2025-12-05 01:00 - 04:00 CET 1A 8.3 18.6 32.5 19.8
2025-12-05 02:00 - 05:00 CET 1A 8.6 13.2 36.7 16.0
2025-12-05 03:00 - 06:00 CET 1A 10.3 11.7 36.3 11.5

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