Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2025-01-02 23:29 CET


Locality

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
2025-01-01 21:00 - 00:00 CET 1A 8.9 8.8 71.1
2025-01-01 22:00 - 01:00 CET 1A 7.8 8.8 70.9
2025-01-01 23:00 - 02:00 CET 1A 7.7 2.3 71.8
2025-01-02 00:00 - 03:00 CET 1A 4.7 2.6 73.9
2025-01-02 01:00 - 04:00 CET 1A 3.5 4.4 73.5
2025-01-02 02:00 - 05:00 CET 1A 3.6 5.0 72.9
2025-01-02 03:00 - 06:00 CET 1A 4.8 6.0 71.5
2025-01-02 04:00 - 07:00 CET 1A 7.6 4.2 68.6
2025-01-02 05:00 - 08:00 CET 1A 11.6 9.4 64.3
2025-01-02 06:00 - 09:00 CET 1A 16.2 8.0 59.0
2025-01-02 07:00 - 10:00 CET 1A 18.9 8.8 55.9
2025-01-02 08:00 - 11:00 CET 1A 21.0 5.3 53.9
2025-01-02 09:00 - 12:00 CET 1A 20.0 9.0 55.5
2025-01-02 10:00 - 13:00 CET 1A 18.8 9.0 56.4
2025-01-02 11:00 - 14:00 CET 1A 19.9 5.5 55.3
2025-01-02 12:00 - 15:00 CET 1A 24.4 1.8 50.1
2025-01-02 13:00 - 16:00 CET 1A 30.5 1.7 45.1
2025-01-02 14:00 - 17:00 CET 1A 38.2 1.7 37.4
2025-01-02 15:00 - 18:00 CET 1A 43.4 4.3 33.3
2025-01-02 16:00 - 19:00 CET 1A 47.8 7.0 28.2
2025-01-02 17:00 - 20:00 CET 1B 52.4 7.0 22.7
2025-01-02 18:00 - 21:00 CET 1B 56.8 11.7 14.6
2025-01-02 19:00 - 22:00 CET 1B 56.8 9.3 10.1
2025-01-02 20:00 - 23:00 CET 1B 48.8 9.8 13.3

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