Information about air quality in the Czech Republic

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

Updated: 2021-02-27 04:48 CET


Locality

Basic data Locality photo
Locality: Praha 1-n. Republiky
Code: AREPA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/C
Localization
Coordinates: 50° 5´ 17.038" North latitude 14° 25´ 45.193" East longitude
Altitude: 190 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ O3 - from model
3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2021-02-26 02:00 - 05:00 CET 2A 31.6 49.0 2.4
2021-02-26 03:00 - 06:00 CET 1B 30.5 46.3 2.3
2021-02-26 04:00 - 07:00 CET 2A 30.3 53.0 2.3
2021-02-26 05:00 - 08:00 CET 2A 32.4 61.0 2.4
2021-02-26 06:00 - 09:00 CET 2A 36.3 64.0 3.0
2021-02-26 07:00 - 10:00 CET 2B 39.5 74.3 3.8
2021-02-26 08:00 - 11:00 CET 2B 41.8 76.7 5.3
2021-02-26 09:00 - 12:00 CET 2B 45.1 85.3 6.6
2021-02-26 10:00 - 13:00 CET 2B 46.4 89.0 9.0
2021-02-26 11:00 - 14:00 CET 2B 45.9 88.3 14.9
2021-02-26 12:00 - 15:00 CET 2B 41.0 85.7 22.9
2021-02-26 13:00 - 16:00 CET 2B 36.4 80.7 27.6
2021-02-26 14:00 - 17:00 CET 2B 33.4 77.7 28.2
2021-02-26 15:00 - 18:00 CET 2A 28.2 66.7 35.9
2021-02-26 16:00 - 19:00 CET 1B 24.5 45.7 46.6
2021-02-26 17:00 - 20:00 CET 1B 23.7 26.7 56.3
2021-02-26 18:00 - 21:00 CET 1A 21.6 15.3 59.0
2021-02-26 19:00 - 22:00 CET 1A 20.5 9.3 58.5
2021-02-26 20:00 - 23:00 CET 1A 20.6 8.0 57.0
2021-02-26 21:00 - 00:00 CET 1A 23.3 6.7 49.9
2021-02-26 22:00 - 01:00 CET 1A 24.9 7.3 45.6
2021-02-26 23:00 - 02:00 CET 1A 23.2 6.3 42.8
2021-02-27 00:00 - 03:00 CET 1A 20.6 9.0 46.0
2021-02-27 01:00 - 04:00 CET 1A 18.0 10.3 48.8

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


Map of station position

Map is on page with detailed information about locality