Information about air quality in the Czech Republic

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

Updated: 2024-12-22 03:29 CET


Locality

Basic data Locality photo
Locality: Praha 4-Chodov
Code: ACHOA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/RN
Localization
Coordinates: 50° 1´ 48.614" North latitude 14° 31´ 2.821" East longitude
Altitude: 300 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
2024-12-21 01:00 - 04:00 CET 1A 6.5 14.2 51.9
2024-12-21 02:00 - 05:00 CET 1A 5.2 13.2 55.8
2024-12-21 03:00 - 06:00 CET 1A 4.6 8.1 58.9
2024-12-21 04:00 - 07:00 CET 1A 4.3 5.6 60.2
2024-12-21 05:00 - 08:00 CET 1A 4.5 3.9 59.7
2024-12-21 06:00 - 09:00 CET 1A 4.9 6.0 59.2
2024-12-21 07:00 - 10:00 CET 1A 5.3 6.5 57.4
2024-12-21 08:00 - 11:00 CET 1A 5.6 7.1 57.0
2024-12-21 09:00 - 12:00 CET 1A 5.5 4.4 57.1
2024-12-21 10:00 - 13:00 CET 1A 4.9 5.5 58.8
2024-12-21 11:00 - 14:00 CET 1A 4.7 5.8 59.9
2024-12-21 12:00 - 15:00 CET 1A 5.2 6.4 61.4
2024-12-21 13:00 - 16:00 CET 1A 6.4 5.9 62.5
2024-12-21 14:00 - 17:00 CET 1A 7.5 6.5 63.0
2024-12-21 15:00 - 18:00 CET 1A 7.3 6.2 62.7
2024-12-21 16:00 - 19:00 CET 1A 6.9 4.9 62.1
2024-12-21 17:00 - 20:00 CET 1A 6.2 2.8 62.1
2024-12-21 18:00 - 21:00 CET 1A 5.9 2.2 62.2
2024-12-21 19:00 - 22:00 CET 1A 5.3 1.4 62.5
2024-12-21 20:00 - 23:00 CET 1A 5.2 1.8 62.8
2024-12-21 21:00 - 00:00 CET 1A 4.4 1.4 62.9
2024-12-21 22:00 - 01:00 CET 1A 2.9 1.4 63.1
2024-12-21 23:00 - 02:00 CET 1A 1.9 1.0 64.8
2024-12-22 00:00 - 03:00 CET 1A 1.7 1.0 65.9

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