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: 2025-05-07 09:25 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
2025-05-06 07:00 - 10:00 CEST 2A 18.3 21.3 51.2 15.6
2025-05-06 08:00 - 11:00 CEST 2A 15.6 25.0 61.4 17.6
2025-05-06 09:00 - 12:00 CEST 2A 13.9 24.6 69.1 20.3
2025-05-06 10:00 - 13:00 CEST 2A 12.1 22.3 74.9 16.4
2025-05-06 11:00 - 14:00 CEST 2A 11.8 21.1 78.1 12.6
2025-05-06 12:00 - 15:00 CEST 2A 10.8 17.2 81.3 8.8
2025-05-06 13:00 - 16:00 CEST 2A 9.9 11.2 83.0 7.0
2025-05-06 14:00 - 17:00 CEST 2A 9.4 6.5 85.4 7.2
2025-05-06 15:00 - 18:00 CEST 2A 9.9 4.3 89.0 7.1
2025-05-06 16:00 - 19:00 CEST 2A 10.1 6.2 91.9 6.7
2025-05-06 17:00 - 20:00 CEST 2A 11.7 7.4 91.9 4.2
2025-05-06 18:00 - 21:00 CEST 2A 16.4 8.1 86.9 4.4
2025-05-06 19:00 - 22:00 CEST 2A 25.9 9.6 80.6 5.0
2025-05-06 20:00 - 23:00 CEST 2A 30.2 11.9 71.5 5.2
2025-05-06 21:00 - 00:00 CEST 2A 30.9 16.7 67.1 7.8
2025-05-06 22:00 - 01:00 CEST 2A 26.1 18.0 61.2 9.7
2025-05-06 23:00 - 02:00 CEST 2A 24.2 18.2 52.0 13.9
2025-05-07 00:00 - 03:00 CEST 1B 24.5 20.8 32.8 13.4
2025-05-07 01:00 - 04:00 CEST 1B 24.5 19.5 27.4 12.8
2025-05-07 02:00 - 05:00 CEST 1B 26.1 17.3 20.3 12.8
2025-05-07 03:00 - 06:00 CEST 1B 25.4 9.6 17.6 12.1
2025-05-07 04:00 - 07:00 CEST 1B 27.0 15.6 16.5 11.2
2025-05-07 05:00 - 08:00 CEST 1B 28.2 23.0 17.6 12.7
2025-05-07 06:00 - 09:00 CEST 2A 32.7 33.7 28.0 20.3

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
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality