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ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2025-09-08 19:26 CEST


Basic data Locality photo
Locality: Karvina
Code: TKARA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 49° 51´ 49.666" North latitude 18° 33´ 5.229" East longitude
Altitude: 238 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
2025-09-07 17:00 - 20:00 CEST 1A 1.3 4.8 9.6 1.0
2025-09-07 18:00 - 21:00 CEST 1A 1.3 5.3 15.4 2.3
2025-09-07 19:00 - 22:00 CEST 1A 1.3 5.7 17.5 4.5
2025-09-07 20:00 - 23:00 CEST 1A 1.3 5.7 20.2 6.4
2025-09-07 21:00 - 00:00 CEST 1A 1.3 6.0 20.0 7.8
2025-09-07 22:00 - 01:00 CEST 1A 1.3 5.8 19.5 7.3
2025-09-07 23:00 - 02:00 CEST 1A 1.3 5.0 19.5 9.0
2025-09-08 00:00 - 03:00 CEST 1A 1.3 4.5 19.2 8.5
2025-09-08 01:00 - 04:00 CEST 1A 1.3 4.9 17.9 8.1
2025-09-08 02:00 - 05:00 CEST 1A 1.3 6.5 17.7 5.3
2025-09-08 03:00 - 06:00 CEST 1A 1.3 6.6 20.7 5.0
2025-09-08 04:00 - 07:00 CEST 1A 1.3 7.6 22.6 7.0
2025-09-08 05:00 - 08:00 CEST 1A 1.3 7.7 25.5 7.7
2025-09-08 06:00 - 09:00 CEST 1A 1.3 9.1 22.0 7.2
2025-09-08 07:00 - 10:00 CEST 1A 1.3 9.6 19.9 5.2
2025-09-08 08:00 - 11:00 CEST 1A 1.3 10.1 11.4 10.7
2025-09-08 09:00 - 12:00 CEST 1A 1.3 9.6 7.1 12.7
2025-09-08 10:00 - 13:00 CEST 1A 1.3 8.6 7.5 15.4
2025-09-08 11:00 - 14:00 CEST 1A 1.3 7.6 10.0 17.9
2025-09-08 12:00 - 15:00 CEST 1A 1.3 6.8 13.4 19.3
2025-09-08 13:00 - 16:00 CEST 1A 1.3 6.7 12.5 17.8
2025-09-08 14:00 - 17:00 CEST 1A 2.1 7.8 15.0 10.5
2025-09-08 15:00 - 18:00 CEST 1A 2.1 9.8 18.2 8.0
2025-09-08 16:00 - 19:00 CEST 1B 2.1 11.5 25.2 12.3

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