Information about air quality in the Czech Republic

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

Updated: 2023-09-28 05:38 CEST


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 PM 10 - from model O 3 - from model
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2023-09-27 03:00 - 06:00 CEST 1B 13.3 23.1 18.6
2023-09-27 04:00 - 07:00 CEST 1B 22.3 19.1 13.5
2023-09-27 05:00 - 08:00 CEST 1B 28.1 18.2 8.9
2023-09-27 06:00 - 09:00 CEST 1B 35.8 21.8 5.8
2023-09-27 07:00 - 10:00 CEST 1B 38.3 26.9 6.5
2023-09-27 08:00 - 11:00 CEST 2A 40.2 35.2 12.9
2023-09-27 09:00 - 12:00 CEST 2A 32.8 40.4 31.0
2023-09-27 10:00 - 13:00 CEST 2A 21.9 39.8 53.3
2023-09-27 11:00 - 14:00 CEST 2B 11.6 32.3 77.9
2023-09-27 12:00 - 15:00 CEST 2B 7.3 23.7 93.0
2023-09-27 13:00 - 16:00 CEST 2B 5.1 20.0 102.2
2023-09-27 14:00 - 17:00 CEST 2B 3.8 21.5 104.2
2023-09-27 15:00 - 18:00 CEST 2B 4.4 22.1 101.9
2023-09-27 16:00 - 19:00 CEST 2B 9.4 21.3 92.9
2023-09-27 17:00 - 20:00 CEST 2A 18.2 18.2 72.7
2023-09-27 18:00 - 21:00 CEST 2A 40.0 20.6 53.3
2023-09-27 19:00 - 22:00 CEST 2A 45.4 23.1 39.9
2023-09-27 20:00 - 23:00 CEST 2A 43.3 25.6 42.6
2023-09-27 21:00 - 00:00 CEST 2A 23.6 25.4 49.0
2023-09-27 22:00 - 01:00 CEST 2A 17.4 27.0 54.8
2023-09-27 23:00 - 02:00 CEST 2A 9.5 30.5 53.9
2023-09-28 00:00 - 03:00 CEST 2A 6.6 34.4 49.7
2023-09-28 01:00 - 04:00 CEST 2A 8.7 32.0 48.7
2023-09-28 02:00 - 05:00 CEST 2A 16.8 28.1 43.4

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