Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2026-05-24 17:25 CEST


Basic data Locality photo
Locality: Praha 4-Libus
Code: ALIBA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/S/R
Localization
Coordinates: 50° 0´ 26.299" North latitude 14° 26´ 45.360" East longitude
Altitude: 301 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
2026-05-23 15:00 - 18:00 CEST 2B 4.2 2.9 18.1 114.4 12.9
2026-05-23 16:00 - 19:00 CEST 2B 4.4 2.6 17.5 112.0 14.4
2026-05-23 17:00 - 20:00 CEST 2B 4.5 3.4 11.8 113.8 11.8
2026-05-23 18:00 - 21:00 CEST 2B 4.5 6.1 7.9 109.9 8.3
2026-05-23 19:00 - 22:00 CEST 2A 4.5 8.8 7.2 102.0 5.4
2026-05-23 20:00 - 23:00 CEST 2A 4.4 10.6 8.2 94.9 6.1
2026-05-23 21:00 - 00:00 CEST 2A 4.3 11.2 9.9 87.1 10.2
2026-05-23 22:00 - 01:00 CEST 2A 4.1 13.9 16.2 83.3 15.4
2026-05-23 23:00 - 02:00 CEST 2A 4.1 13.5 21.0 68.6 21.1
2026-05-24 00:00 - 03:00 CEST 2A 4.1 12.0 21.5 58.5 23.2
2026-05-24 01:00 - 04:00 CEST 2A 4.0 8.0 21.9 56.0 22.2
2026-05-24 02:00 - 05:00 CEST 2A 3.9 7.4 22.0 49.9 17.5
2026-05-24 03:00 - 06:00 CEST 2A 4.1 7.2 25.4 43.8 14.6
2026-05-24 04:00 - 07:00 CEST 1B 4.3 6.8 24.3 38.4 14.2
2026-05-24 05:00 - 08:00 CEST 1B 4.4 6.4 24.3 39.1 18.7
2026-05-24 06:00 - 09:00 CEST 2A 4.6 5.6 22.6 50.0 20.9
2026-05-24 07:00 - 10:00 CEST 2A 5.5 5.2 20.6 67.2 21.4
2026-05-24 08:00 - 11:00 CEST 2A 6.3 4.7 17.2 87.5 17.8
2026-05-24 09:00 - 12:00 CEST 2B 6.1 5.2 13.9 106.0 15.4
2026-05-24 10:00 - 13:00 CEST 2B 5.2 4.4 9.3 121.2 16.3
2026-05-24 11:00 - 14:00 CEST 2B 5.3 4.0 6.4 131.8 16.1
2026-05-24 12:00 - 15:00 CEST 2B 5.3 3.1 5.1 134.7 14.2
2026-05-24 13:00 - 16:00 CEST 2B 5.2 2.4 7.6 130.6 9.2
2026-05-24 14:00 - 17:00 CEST 2B 4.9 2.2 10.3 123.8 5.2

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