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: 2025-07-16 15:25 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
2025-07-15 13:00 - 16:00 CEST 2A 1.0 3.8 110.9 14.2
2025-07-15 14:00 - 17:00 CEST 2A 1.0 3.9 110.3 14.7
2025-07-15 15:00 - 18:00 CEST 2A 1.0 4.4 106.8 16.4
2025-07-15 16:00 - 19:00 CEST 2A 1.0 4.4 101.6 12.2
2025-07-15 17:00 - 20:00 CEST 2A 1.9 7.5 95.8 10.0
2025-07-15 18:00 - 21:00 CEST 2A 2.7 13.3 90.2 7.7
2025-07-15 19:00 - 22:00 CEST 2A 3.4 16.2 85.5 5.6
2025-07-15 20:00 - 23:00 CEST 2A 3.1 15.2 81.3 4.2
2025-07-15 21:00 - 00:00 CEST 2A 2.8 9.9 76.7 3.1
2025-07-15 22:00 - 01:00 CEST 2A 2.4 11.9 72.3 4.9
2025-07-15 23:00 - 02:00 CEST 2A 2.4 13.4 67.3 13.1
2025-07-16 00:00 - 03:00 CEST 2A 2.6 13.9 62.5 19.2
2025-07-16 01:00 - 04:00 CEST 1B 2.8 13.4 54.5 19.5
2025-07-16 02:00 - 05:00 CEST 1B 2.8 13.9 44.3 13.2
2025-07-16 03:00 - 06:00 CEST 1B 2.9 15.4 34.2 10.3
2025-07-16 04:00 - 07:00 CEST 1B 3.1 14.1 29.6 10.1
2025-07-16 05:00 - 08:00 CEST 1B 3.2 12.2 30.3 9.0
2025-07-16 06:00 - 09:00 CEST 1B 2.8 9.9 39.4 6.2
2025-07-16 07:00 - 10:00 CEST 1B 2.0 7.0 52.8 3.1
2025-07-16 08:00 - 11:00 CEST 2A 1.4 9.9 67.7 6.7
2025-07-16 09:00 - 12:00 CEST 2A 1.3 11.5 80.1 9.7
2025-07-16 10:00 - 13:00 CEST 2A 1.5 12.4 87.2 12.3
2025-07-16 11:00 - 14:00 CEST 2A 1.4 9.3 89.9 9.0
2025-07-16 12:00 - 15:00 CEST 2A 1.0 7.7 90.9 6.7

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