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: 2025-08-02 11:25 CEST


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
2025-08-01 09:00 - 12:00 CEST 1B 4.2 7.4 51.2 1.0
2025-08-01 10:00 - 13:00 CEST 1B 3.4 8.0 60.8 3.1
2025-08-01 11:00 - 14:00 CEST 2A 3.5 8.1 68.0 4.3
2025-08-01 12:00 - 15:00 CEST 2A 3.4 8.8 70.9 11.4
2025-08-01 13:00 - 16:00 CEST 2A 2.6 8.0 72.3 13.2
2025-08-01 14:00 - 17:00 CEST 2A 1.5 8.0 74.3 14.7
2025-08-01 15:00 - 18:00 CEST 2A 1.0 6.7 77.1 9.0
2025-08-01 16:00 - 19:00 CEST 2A 1.0 6.5 80.1 6.0
2025-08-01 17:00 - 20:00 CEST 2A 1.0 6.0 80.0 3.8
2025-08-01 18:00 - 21:00 CEST 2A 2.9 4.9 78.3 3.4
2025-08-01 19:00 - 22:00 CEST 2A 5.0 3.8 74.1 3.7
2025-08-01 20:00 - 23:00 CEST 1B 5.7 3.6 68.7 4.3
2025-08-01 21:00 - 00:00 CEST 1B 9.4 4.6 62.1 5.9
2025-08-01 22:00 - 01:00 CEST 1B 11.3 5.5 53.4 6.0
2025-08-01 23:00 - 02:00 CEST 1B 11.1 9.6 46.1 6.1
2025-08-02 00:00 - 03:00 CEST 1B 8.4 9.7 37.7 7.1
2025-08-02 01:00 - 04:00 CEST 1B 7.0 9.7 28.5 8.0
2025-08-02 02:00 - 05:00 CEST 1A 7.2 9.8 21.6 10.4
2025-08-02 03:00 - 06:00 CEST 1B 7.2 17.0 17.5 11.1
2025-08-02 04:00 - 07:00 CEST 1B 7.6 20.1 16.3 11.7
2025-08-02 05:00 - 08:00 CEST 1B 8.0 18.4 18.8 9.8
2025-08-02 06:00 - 09:00 CEST 1B 7.3 10.5 27.4 6.9
2025-08-02 07:00 - 10:00 CEST 1B 5.9 7.0 40.9 4.8
2025-08-02 08:00 - 11:00 CEST 1B 4.3 4.5 55.9 3.4

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