Information about air quality in the Czech Republic

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

Updated: 2022-11-26 16:27 CET


Locality

Basic data Locality photo
Locality: Letiste Praha
Code: ALERA
Type of measuring programme: Automated measuring program
Locality owner: Letiste Praha, s.r.o.
Classification
Abbreviation: T/S/C
Localization
Coordinates: 50° 6´ 25.510" North latitude 14° 15´ 26.014" East longitude
Altitude: 376 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ O 3 - from model PM 2.5
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2022-11-25 14:00 - 17:00 CET 1A 17.8 12.0 28.6 11.0
2022-11-25 15:00 - 18:00 CET 1A 21.6 13.7 22.4 11.3
2022-11-25 16:00 - 19:00 CET 1A 26.9 14.3 17.9 11.7
2022-11-25 17:00 - 20:00 CET 1B 30.9 17.7 11.4 12.3
2022-11-25 18:00 - 21:00 CET 1B 32.0 17.7 6.7 13.7
2022-11-25 19:00 - 22:00 CET 1B 26.9 20.7 8.8 16.0
2022-11-25 20:00 - 23:00 CET 1B 19.4 22.7 13.8 16.0
2022-11-25 21:00 - 00:00 CET 1B 15.3 24.0 16.5 16.3
2022-11-25 22:00 - 01:00 CET 1A 13.2 22.3 16.3 16.7
2022-11-25 23:00 - 02:00 CET 1A 12.7 20.7 15.6 17.0
2022-11-26 00:00 - 03:00 CET 1A 11.6 19.7 15.3 17.7
2022-11-26 01:00 - 04:00 CET 1A 10.3 18.3 20.6 16.0
2022-11-26 02:00 - 05:00 CET 1A 8.5 16.0 25.3 13.7
2022-11-26 03:00 - 06:00 CET 1A 7.7 13.7 25.9 10.0
2022-11-26 04:00 - 07:00 CET 1A 7.9 13.7 25.7 8.3
2022-11-26 05:00 - 08:00 CET 1A 9.3 13.7 24.4 7.0
2022-11-26 06:00 - 09:00 CET 1A 11.1 14.7 23.3 7.7
2022-11-26 07:00 - 10:00 CET 1A 12.3 14.3 25.9 9.0
2022-11-26 08:00 - 11:00 CET 1A 12.5 13.7 30.7 9.3
2022-11-26 09:00 - 12:00 CET 1A 11.6 12.3 37.7 9.7
2022-11-26 10:00 - 13:00 CET 1A 11.1 11.0 43.4 8.3
2022-11-26 11:00 - 14:00 CET 1A 10.4 11.0 47.7 7.3
2022-11-26 12:00 - 15:00 CET 1A 11.3 11.7 48.5 6.3
2022-11-26 13:00 - 16:00 CET 1A 12.0 12.6 48.3 5.1

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