Information about air quality in the Czech Republic

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

Updated: 2024-12-09 20:30 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 PM₁₀ - from model O₃ - from model PM₂.₅
3h average 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 µg∙m⁻³
2024-12-08 18:00 - 21:00 CET 20.6 21.4 14.8
2024-12-08 19:00 - 22:00 CET 20.2 23.4 15.2
2024-12-08 20:00 - 23:00 CET 21.3 23.5 17.5
2024-12-08 21:00 - 00:00 CET 20.2 21.8 17.4
2024-12-08 22:00 - 01:00 CET 17.6 19.2 18.6
2024-12-08 23:00 - 02:00 CET 15.9 15.9 18.2
2024-12-09 00:00 - 03:00 CET 16.7 13.8 21.5
2024-12-09 01:00 - 04:00 CET 15.3 17.8 24.6
2024-12-09 02:00 - 05:00 CET 13.3 26.6 24.0
2024-12-09 03:00 - 06:00 CET 9.6 31.2 20.2
2024-12-09 04:00 - 07:00 CET 8.3 36.6 13.8
2024-12-09 05:00 - 08:00 CET 10.1 38.1 10.8
2024-12-09 06:00 - 09:00 CET 14.5 35.6 8.7
2024-12-09 07:00 - 10:00 CET 21.0 32.5 11.1
2024-12-09 08:00 - 11:00 CET 22.3 30.2 12.2
2024-12-09 09:00 - 12:00 CET 20.5 30.0 14.2
2024-12-09 10:00 - 13:00 CET 15.5 32.4 13.2
2024-12-09 11:00 - 14:00 CET 12.6 32.8 13.6
2024-12-09 12:00 - 15:00 CET 12.7 29.6 12.7
2024-12-09 13:00 - 16:00 CET 13.1 21.0 12.5
2024-12-09 14:00 - 17:00 CET 14.5 12.0 13.3
2024-12-09 15:00 - 18:00 CET 15.0 5.7 12.4
2024-12-09 16:00 - 19:00 CET 17.0 3.4 10.7
2024-12-09 17:00 - 20:00 CET 17.0 3.3 7.6

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