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: 2025-09-08 19:26 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
2025-09-07 17:00 - 20:00 CEST 2A 15.1 2.2 78.5 3.0
2025-09-07 18:00 - 21:00 CEST 2A 17.4 2.8 70.9 2.3
2025-09-07 19:00 - 22:00 CEST 1B 16.1 3.0 62.4 2.1
2025-09-07 20:00 - 23:00 CEST 1B 11.5 2.6 55.7 3.7
2025-09-07 21:00 - 00:00 CEST 1B 8.9 4.2 50.1 6.5
2025-09-07 22:00 - 01:00 CEST 1B 7.8 5.0 43.7 11.2
2025-09-07 23:00 - 02:00 CEST 1B 6.6 5.8 36.4 13.0
2025-09-08 00:00 - 03:00 CEST 1A 5.8 4.8 30.0 12.0
2025-09-08 01:00 - 04:00 CEST 1A 5.4 4.5 25.9 8.4
2025-09-08 02:00 - 05:00 CEST 1A 5.4 6.0 22.9 8.2
2025-09-08 03:00 - 06:00 CEST 1A 6.1 7.7 17.5 7.4
2025-09-08 04:00 - 07:00 CEST 1A 7.7 8.2 13.7 6.7
2025-09-08 05:00 - 08:00 CEST 1A 8.7 6.9 11.6 6.1
2025-09-08 06:00 - 09:00 CEST 1A 8.8 9.8 14.3 6.5
2025-09-08 07:00 - 10:00 CEST 1B 9.2 12.1 23.3 6.4
2025-09-08 08:00 - 11:00 CEST 1B 8.2 19.3 33.8 4.9
2025-09-08 09:00 - 12:00 CEST 1B 8.5 17.8 45.1 3.5
2025-09-08 10:00 - 13:00 CEST 2A 7.0 16.6 56.9 2.9
2025-09-08 11:00 - 14:00 CEST 2A 5.9 9.7 69.2 2.4
2025-09-08 12:00 - 15:00 CEST 2A 4.8 6.4 80.3 5.0
2025-09-08 13:00 - 16:00 CEST 2A 4.7 4.5 88.4 6.3
2025-09-08 14:00 - 17:00 CEST 2A 4.4 3.4 94.6 7.1
2025-09-08 15:00 - 18:00 CEST 2A 4.7 4.5 98.2 4.5
2025-09-08 16:00 - 19:00 CEST 2A 7.3 4.7 97.3 3.5

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