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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 photo
Locality: Cesky Tesin
Code: TCTNA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/RI
Localization
Coordinates: 49° 44´ 56.251" North latitude 18° 36´ 35.013" East longitude
Altitude: 285 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
2026-04-03 16:00 - 19:00 CEST 1A 1.3 6.0 10.4 10.6
2026-04-03 17:00 - 20:00 CEST 1A 1.3 5.8 15.1 12.2
2026-04-03 18:00 - 21:00 CEST 1A 1.3 11.8 17.4 11.1
2026-04-03 19:00 - 22:00 CEST 1A 1.3 21.2 19.3 14.8
2026-04-03 20:00 - 23:00 CEST 1B 1.3 27.8 20.9 15.3
2026-04-03 21:00 - 00:00 CEST 1B 1.3 26.5 29.5 21.5
2026-04-03 22:00 - 01:00 CEST 1B 2.3 23.2 37.5 23.9
2026-04-03 23:00 - 02:00 CEST 1B 3.4 19.2 40.4 27.5
2026-04-04 00:00 - 03:00 CEST 1B 7.3 21.2 41.4 27.6
2026-04-04 01:00 - 04:00 CEST 1B 11.1 21.9 37.7 28.3
2026-04-04 02:00 - 05:00 CEST 1B 18.8 27.8 41.5 27.3
2026-04-04 03:00 - 06:00 CEST 2A 25.4 31.0 46.0 27.0
2026-04-04 04:00 - 07:00 CEST 2A 29.8 33.3 44.9 28.4
2026-04-04 05:00 - 08:00 CEST 2A 30.7 33.7 44.7 31.9
2026-04-04 06:00 - 09:00 CEST 2A 43.9 39.3 40.7 29.0
2026-04-04 07:00 - 10:00 CEST 1B 33.2 28.0 38.2 29.2
2026-04-04 08:00 - 11:00 CEST 1B 20.7 18.9 27.8 22.6
2026-04-04 09:00 - 12:00 CEST 1A 2.5 5.7 16.2 18.7
2026-04-04 10:00 - 13:00 CEST 1A 1.3 5.0 12.6 10.7
2026-04-04 11:00 - 14:00 CEST 1A 1.3 5.1 9.8 7.7
2026-04-04 12:00 - 15:00 CEST 1A 1.3 4.9 8.3 6.2
2026-04-04 13:00 - 16:00 CEST 1A 1.3 4.6 7.3 4.3
2026-04-04 14:00 - 17:00 CEST 1A 1.3 4.7 6.4 2.5
2026-04-04 15:00 - 18:00 CEST 1A 1.3 5.1 7.2 2.2

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