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: 2025-03-30 15:25 CEST


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 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
2025-03-29 12:00 - 15:00 CET 2A 34.8 48.0 70.1 38.0
2025-03-29 13:00 - 16:00 CET 2A 33.5 47.4 75.8 38.2
2025-03-29 14:00 - 17:00 CET 2A 36.4 48.7 73.4 40.2
2025-03-29 15:00 - 18:00 CET 2A 39.8 50.9 68.9 42.4
2025-03-29 16:00 - 19:00 CET 2A 42.8 51.7 63.9 43.7
2025-03-29 17:00 - 20:00 CET 2A 42.3 50.1 60.5 43.2
2025-03-29 18:00 - 21:00 CET 2A 38.3 45.9 59.2 40.0
2025-03-29 19:00 - 22:00 CET 1B 34.0 42.1 57.0 36.5
2025-03-29 20:00 - 23:00 CET 1B 31.4 37.4 56.6 31.9
2025-03-29 21:00 - 00:00 CET 1B 28.7 32.5 56.2 27.8
2025-03-29 22:00 - 01:00 CET 1B 25.5 26.6 58.5 22.6
2025-03-29 23:00 CET - 03:00 CEST 1B 25.1 22.2 59.7 18.7
2025-03-30 00:00 CET - 04:00 CEST 1A 24.9 19.1 62.0 15.7
2025-03-30 01:00 CET - 05:00 CEST 1A 24.2 17.2 62.9 14.1
2025-03-30 03:00 - 06:00 CEST 1A 21.9 15.1 61.6 12.5
2025-03-30 04:00 - 07:00 CEST 1A 20.0 13.7 57.5 11.4
2025-03-30 05:00 - 08:00 CEST 1A 23.6 14.2 53.5 11.2
2025-03-30 06:00 - 09:00 CEST 1A 23.6 14.3 53.4 10.8
2025-03-30 07:00 - 10:00 CEST 1A 21.2 13.3 60.2 9.8
2025-03-30 08:00 - 11:00 CEST 1A 16.8 11.7 69.5 8.5
2025-03-30 09:00 - 12:00 CEST 1A 14.3 11.4 78.3 7.5
2025-03-30 10:00 - 13:00 CEST 1A 12.7 11.5 82.3 7.1
2025-03-30 11:00 - 14:00 CEST 1A 9.9 11.0 86.4 6.2
2025-03-30 12:00 - 15:00 CEST 1A 9.8 10.5 88.8 5.7

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