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 2-Legerova
Code: ALEGA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: T/U/RC
Localization
Coordinates: 50° 4´ 20.596" North latitude 14° 25´ 50.422" East longitude
Altitude: 219 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ O3 - from model PM2.5
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2021-02-26 02:00 - 05:00 CET 2B 41.0 73.3 2.7 57.0
2021-02-26 03:00 - 06:00 CET 2B 37.2 79.0 2.5 57.0
2021-02-26 04:00 - 07:00 CET 2B 38.7 79.0 2.6 52.7
2021-02-26 05:00 - 08:00 CET 2B 42.1 76.0 2.6 48.3
2021-02-26 06:00 - 09:00 CET 2B 45.1 75.3 3.3 46.0
2021-02-26 07:00 - 10:00 CET 2B 56.5 78.0 4.2 45.7
2021-02-26 08:00 - 11:00 CET 2B 73.6 87.7 5.7 48.3
2021-02-26 09:00 - 12:00 CET 3A 78.4 102.0 7.2 52.3
2021-02-26 10:00 - 13:00 CET 3A 80.2 105.3 9.7 54.7
2021-02-26 11:00 - 14:00 CET 2B 76.1 100.0 15.6 51.7
2021-02-26 12:00 - 15:00 CET 2B 70.6 89.7 23.4 47.7
2021-02-26 13:00 - 16:00 CET 2B 67.3 81.0 27.9 43.7
2021-02-26 14:00 - 17:00 CET 2A 62.7 61.7 28.4 33.7
2021-02-26 15:00 - 18:00 CET 2A 60.5 34.7 36.0 20.0
2021-02-26 16:00 - 19:00 CET 1B 58.7 15.0 46.7 7.7
2021-02-26 17:00 - 20:00 CET 1B 55.6 8.3 56.3 4.3
2021-02-26 18:00 - 21:00 CET 1A 47.7 7.3 58.9 4.0
2021-02-26 19:00 - 22:00 CET 1A 37.7 5.7 58.4 3.7
2021-02-26 20:00 - 23:00 CET 1A 30.0 4.3 57.0 3.0
2021-02-26 21:00 - 00:00 CET 1A 25.6 5.3 50.1 4.0
2021-02-26 22:00 - 01:00 CET 1A 23.5 7.0 45.7 5.7
2021-02-26 23:00 - 02:00 CET 1A 21.5 9.0 43.0 7.3
2021-02-27 00:00 - 03:00 CET 1A 19.4 10.3 46.1 8.7
2021-02-27 01:00 - 04:00 CET 1A 19.3 11.7 48.8 9.3

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