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: 2025-03-31 08:25 CEST


Basic data Locality photo
Locality: Praha 7-Holesovice
Code: AHOLA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: T/U/RC
Localization
Coordinates: 50° 6´ 31.841" North latitude 14° 26´ 37.141" East longitude
Altitude: 185 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
2025-03-30 06:00 - 09:00 CEST 1A 21.0 20.0 50.7 4.8
2025-03-30 07:00 - 10:00 CEST 1B 19.8 24.7 57.4 5.9
2025-03-30 08:00 - 11:00 CEST 1A 17.2 19.6 67.4 11.9
2025-03-30 09:00 - 12:00 CEST 1A 12.7 15.9 75.8 14.9
2025-03-30 10:00 - 13:00 CEST 1A 11.9 12.5 79.6 13.9
2025-03-30 11:00 - 14:00 CEST 1A 10.8 11.1 82.9 8.1
2025-03-30 12:00 - 15:00 CEST 1A 11.2 9.4 86.0 4.1
2025-03-30 13:00 - 16:00 CEST 1A 11.6 12.4 88.3 3.0
2025-03-30 14:00 - 17:00 CEST 1A 12.1 13.8 85.9 2.5
2025-03-30 15:00 - 18:00 CEST 1A 12.3 15.0 81.3 8.5
2025-03-30 16:00 - 19:00 CEST 1A 12.3 12.4 76.6 11.0
2025-03-30 17:00 - 20:00 CEST 1A 13.5 11.1 72.8 12.0
2025-03-30 18:00 - 21:00 CEST 1A 13.9 7.5 70.7 6.6
2025-03-30 19:00 - 22:00 CEST 1A 19.8 5.0 64.7 4.1
2025-03-30 20:00 - 23:00 CEST 1A 19.0 3.6 64.1 3.3
2025-03-30 21:00 - 00:00 CEST 1A 20.7 3.9 61.6 3.4
2025-03-30 22:00 - 01:00 CEST 1A 15.3 5.1 65.0 2.6
2025-03-30 23:00 - 02:00 CEST 1A 16.2 5.9 64.1 1.7
2025-03-31 00:00 - 03:00 CEST 1A 13.7 6.0 64.7 1.0
2025-03-31 01:00 - 04:00 CEST 1A 10.7 5.2 70.6 1.0
2025-03-31 02:00 - 05:00 CEST 1A 8.1 6.4 75.2 1.0
2025-03-31 03:00 - 06:00 CEST 1A 10.3 6.7 72.9 1.8
2025-03-31 04:00 - 07:00 CEST 1A 12.9 7.4 64.7 1.8
2025-03-31 05:00 - 08:00 CEST 1A 24.0 7.6 56.7 3.1

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
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality