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 5-Stodulky
Code: ASTOA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 50° 2´ 46.072" North latitude 14° 19´ 53.088" East longitude
Altitude: 309 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 22.2 111.5 11.9
2026-05-23 16:00 - 19:00 CEST 2B 22.8 112.4 14.6
2026-05-23 17:00 - 20:00 CEST 2B 22.7 111.6 18.2
2026-05-23 18:00 - 21:00 CEST 2B 22.4 103.2 17.5
2026-05-23 19:00 - 22:00 CEST 2B 28.3 83.9 17.8
2026-05-23 20:00 - 23:00 CEST 2A 29.3 58.6 14.6
2026-05-23 21:00 - 00:00 CEST 1B 29.0 39.0 15.9
2026-05-23 22:00 - 01:00 CEST 1B 24.4 30.8 13.9
2026-05-23 23:00 - 02:00 CEST 1B 23.2 25.4 15.4
2026-05-24 00:00 - 03:00 CEST 1B 19.9 24.1 16.1
2026-05-24 01:00 - 04:00 CEST 1B 18.4 24.4 21.6
2026-05-24 02:00 - 05:00 CEST 1B 22.5 27.5 25.2
2026-05-24 03:00 - 06:00 CEST 1B 24.1 32.2 24.7
2026-05-24 04:00 - 07:00 CEST 1B 22.5 39.1 18.8
2026-05-24 05:00 - 08:00 CEST 1B 16.1 48.1 14.1
2026-05-24 06:00 - 09:00 CEST 1B 9.8 60.0 11.7
2026-05-24 07:00 - 10:00 CEST 2A 12.5 75.6 10.0
2026-05-24 08:00 - 11:00 CEST 2A 17.7 91.8 9.2
2026-05-24 09:00 - 12:00 CEST 2B 25.6 107.6 12.7
2026-05-24 10:00 - 13:00 CEST 2B 26.1 120.7 13.9
2026-05-24 11:00 - 14:00 CEST 2B 25.6 127.8 16.8
2026-05-24 12:00 - 15:00 CEST 2B 20.5 129.2 14.4
2026-05-24 13:00 - 16:00 CEST 2B 16.2 123.6 16.5
2026-05-24 14:00 - 17:00 CEST 2B 14.6 119.7 12.6

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