Information about air quality in the Czech Republic

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

Updated: 2024-09-19 01:29 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 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
2024-09-17 23:00 - 02:00 CEST 2B 14.2 41.1 59.6
2024-09-18 00:00 - 03:00 CEST 2B 12.1 43.9 54.3
2024-09-18 01:00 - 04:00 CEST 2A 12.4 42.6 53.7
2024-09-18 02:00 - 05:00 CEST 2A 14.0 41.6 51.3
2024-09-18 03:00 - 06:00 CEST 2A 15.1 40.3 45.7
2024-09-18 04:00 - 07:00 CEST 2A 19.7 40.8 36.4
2024-09-18 05:00 - 08:00 CEST 2A 23.2 42.2 27.3
2024-09-18 06:00 - 09:00 CEST 2A 25.7 45.0 25.1
2024-09-18 07:00 - 10:00 CEST 2A 21.6 49.4 32.2
2024-09-18 08:00 - 11:00 CEST 2B 18.5 50.4 48.3
2024-09-18 09:00 - 12:00 CEST 2B 12.2 49.8 65.7
2024-09-18 10:00 - 13:00 CEST 2B 9.8 47.5 81.7
2024-09-18 11:00 - 14:00 CEST 2B 8.7 47.9 92.4
2024-09-18 12:00 - 15:00 CEST 2B 7.3 44.1 98.3
2024-09-18 13:00 - 16:00 CEST 2B 6.0 36.5 100.5
2024-09-18 14:00 - 17:00 CEST 2B 5.6 27.4 100.5
2024-09-18 15:00 - 18:00 CEST 2B 5.8 22.7 97.7
2024-09-18 16:00 - 19:00 CEST 2B 6.5 23.9 94.1
2024-09-18 17:00 - 20:00 CEST 2B 7.5 24.4 89.4
2024-09-18 18:00 - 21:00 CEST 2B 8.6 22.4 85.7
2024-09-18 19:00 - 22:00 CEST 2A 9.2 21.7 83.6
2024-09-18 20:00 - 23:00 CEST 2B 9.4 25.1 82.1
2024-09-18 21:00 - 00:00 CEST 2B 8.7 28.4 81.9
2024-09-18 22:00 - 01:00 CEST 2B 8.4 27.0 79.8

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