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

Updated: 2025-06-11 02:27 CEST


Basic data Locality photo
Locality: Praha 9-Vysocany
Code: AVYNA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: T/U/CR
Localization
Coordinates: 50° 6´ 39.889" North latitude 14° 30´ 11.144" East longitude
Altitude: 219 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
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
2025-06-10 00:00 - 03:00 CEST 1B 40.8 34.4 2.2
2025-06-10 01:00 - 04:00 CEST 1B 35.8 25.3 3.3
2025-06-10 02:00 - 05:00 CEST 1B 32.9 13.4 3.3
2025-06-10 03:00 - 06:00 CEST 1A 30.1 12.3 3.2
2025-06-10 04:00 - 07:00 CEST 1B 29.7 34.3 6.7
2025-06-10 05:00 - 08:00 CEST 1B 29.8 25.0 14.6
2025-06-10 06:00 - 09:00 CEST 2A 28.3 42.2 29.0
2025-06-10 07:00 - 10:00 CEST 2A 22.2 19.7 44.9
2025-06-10 08:00 - 11:00 CEST 2A 16.2 20.5 58.9
2025-06-10 09:00 - 12:00 CEST 2A 11.7 7.5 71.6
2025-06-10 10:00 - 13:00 CEST 2A 10.0 10.1 82.1
2025-06-10 11:00 - 14:00 CEST 2A 10.0 9.3 89.3
2025-06-10 12:00 - 15:00 CEST 2A 12.0 7.7 91.6
2025-06-10 13:00 - 16:00 CEST 2A 14.8 8.4 93.3
2025-06-10 14:00 - 17:00 CEST 2B 17.4 22.8 95.6
2025-06-10 15:00 - 18:00 CEST 2B 17.2 21.5 98.1
2025-06-10 16:00 - 19:00 CEST 2B 18.4 31.8 97.2
2025-06-10 17:00 - 20:00 CEST 2B 18.8 17.6 96.9
2025-06-10 18:00 - 21:00 CEST 2B 18.2 29.9 100.8
2025-06-10 19:00 - 22:00 CEST 2B 18.2 26.6 102.8
2025-06-10 20:00 - 23:00 CEST 2B 20.8 31.9 98.8
2025-06-10 21:00 - 00:00 CEST 2B 32.2 35.9 83.8
2025-06-10 22:00 - 01:00 CEST 2B 27.4 35.5 81.7
2025-06-10 23:00 - 02:00 CEST 2B 19.7 30.6 82.0

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
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality