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

Updated: 2025-07-15 13:25 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
2025-07-14 11:00 - 14:00 CEST 1A 1.3 1.5 3.5 5.5
2025-07-14 12:00 - 15:00 CEST 1A 1.3 1.6 3.7 5.5
2025-07-14 13:00 - 16:00 CEST 1A 1.3 1.7 6.1 5.2
2025-07-14 14:00 - 17:00 CEST 1A 1.3 1.7 12.7 4.3
2025-07-14 15:00 - 18:00 CEST 1A 1.3 1.3 18.0 5.9
2025-07-14 16:00 - 19:00 CEST 1A 1.3 1.5 18.3 7.4
2025-07-14 17:00 - 20:00 CEST 1A 1.3 2.3 12.5 9.7
2025-07-14 18:00 - 21:00 CEST 1A 1.3 4.3 7.2 10.2
2025-07-14 19:00 - 22:00 CEST 1A 1.3 8.4 6.6 9.9
2025-07-14 20:00 - 23:00 CEST 1A 1.3 11.0 13.2 10.1
2025-07-14 21:00 - 00:00 CEST 1A 1.3 10.9 23.0 7.3
2025-07-14 22:00 - 01:00 CEST 1B 1.3 8.0 28.6 11.2
2025-07-14 23:00 - 02:00 CEST 1B 1.3 6.1 28.4 11.8
2025-07-15 00:00 - 03:00 CEST 1A 1.3 6.0 26.5 14.5
2025-07-15 01:00 - 04:00 CEST 1A 1.3 6.1 23.6 11.4
2025-07-15 02:00 - 05:00 CEST 1A 1.3 7.2 21.6 14.0
2025-07-15 03:00 - 06:00 CEST 1A 1.3 9.1 22.1 14.9
2025-07-15 04:00 - 07:00 CEST 1A 1.3 12.6 23.8 14.4
2025-07-15 05:00 - 08:00 CEST 1A 1.3 14.3 21.0 13.5
2025-07-15 06:00 - 09:00 CEST 1A 1.3 14.5 17.4 11.2
2025-07-15 07:00 - 10:00 CEST 1A 1.3 10.5 12.9 14.9
2025-07-15 08:00 - 11:00 CEST 1A 1.3 7.0 10.7 14.4
2025-07-15 09:00 - 12:00 CEST 1A 1.3 4.2 5.6 13.5
2025-07-15 10:00 - 13:00 CEST 1A 1.3 2.2 8.6 8.3

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