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: 2026-04-04 18:25 CEST


Basic data
Locality: Olesno
Code: QOLEA
Type of measuring programme: Automated measuring program
Locality owner: Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation: B/U/-
Localization
Coordinates: 50° 52´ 37.141" North latitude 18° 25´ 0.760" East longitude
Altitude: 239 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃
3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2026-04-03 16:00 - 19:00 CEST 2A 9.6 24.0 55.6
2026-04-03 17:00 - 20:00 CEST 2A 12.6 25.7 51.7
2026-04-03 18:00 - 21:00 CEST 2A 27.1 30.5 38.0
2026-04-03 19:00 - 22:00 CEST 2A 44.7 50.2 21.3
2026-04-03 20:00 - 23:00 CEST 2B 48.0 75.0 15.9
2026-04-03 21:00 - 00:00 CEST 2B 35.1 73.4 26.1
2026-04-03 22:00 - 01:00 CEST 2B 17.9 52.4 40.0
2026-04-03 23:00 - 02:00 CEST 2A 14.3 28.0 41.9
2026-04-04 00:00 - 03:00 CEST 1B 14.5 24.0 38.8
2026-04-04 01:00 - 04:00 CEST 1B 16.9 23.7 33.1
2026-04-04 02:00 - 05:00 CEST 1B 18.8 26.3 27.1
2026-04-04 03:00 - 06:00 CEST 1B 20.8 32.3 22.6
2026-04-04 04:00 - 07:00 CEST 2A 23.6 36.6 20.8
2026-04-04 05:00 - 08:00 CEST 2A 21.9 39.6 24.9
2026-04-04 06:00 - 09:00 CEST 2A 18.6 35.8 30.3
2026-04-04 07:00 - 10:00 CEST 2A 13.2 32.1 37.2
2026-04-04 08:00 - 11:00 CEST 2A 10.4 27.7 42.5
2026-04-04 09:00 - 12:00 CEST 2A 9.6 27.1 44.7
2026-04-04 10:00 - 13:00 CEST 1B 9.4 22.8 43.9
2026-04-04 11:00 - 14:00 CEST 1B 9.6 18.8 42.1
2026-04-04 12:00 - 15:00 CEST 1B 10.4 15.5 40.1
2026-04-04 13:00 - 16:00 CEST 1B 10.3 19.1 38.7
2026-04-04 14:00 - 17:00 CEST 1B 9.6 22.4 37.5
2026-04-04 15:00 - 18:00 CEST 1B 8.8 23.5 37.0

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