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: 2025-12-05 06:26 CET


Basic data Locality photo
Locality: Tesnovice
Code: ZTNVA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/A-REG
Localization
Coordinates: 49° 15´ 33.810" North latitude 17° 24´ 38.018" East longitude
Altitude: 280 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
2025-12-04 04:00 - 07:00 CET 1A 8.4 6.7 13.2 29.8 6.8
2025-12-04 05:00 - 08:00 CET 1A 8.8 6.8 10.8 30.1 11.9
2025-12-04 06:00 - 09:00 CET 1A 8.8 10.9 9.9 27.9 14.1
2025-12-04 07:00 - 10:00 CET 1A 9.3 11.9 8.5 28.8 14.5
2025-12-04 08:00 - 11:00 CET 1A 9.7 10.2 7.6 31.0 9.7
2025-12-04 09:00 - 12:00 CET 1A 10.6 7.8 8.4 36.8 6.9
2025-12-04 10:00 - 13:00 CET 1A 11.2 6.8 6.9 40.8 5.8
2025-12-04 11:00 - 14:00 CET 1A 11.6 6.7 6.3 42.6 5.7
2025-12-04 12:00 - 15:00 CET 1A 12.0 6.7 4.5 44.8 4.9
2025-12-04 13:00 - 16:00 CET 1A 11.8 7.4 5.4 45.6 5.1
2025-12-04 14:00 - 17:00 CET 1A 11.3 8.0 5.7 45.6 4.4
2025-12-04 15:00 - 18:00 CET 1A 10.1 8.5 9.6 44.5 6.1
2025-12-04 16:00 - 19:00 CET 1A 9.1 8.5 9.2 42.7 9.8
2025-12-04 17:00 - 20:00 CET 1A 8.7 9.0 16.7 40.4 11.6
2025-12-04 18:00 - 21:00 CET 1A 8.6 9.6 16.5 38.3 13.3
2025-12-04 19:00 - 22:00 CET 1A 9.0 10.2 18.5 36.8 9.7
2025-12-04 20:00 - 23:00 CET 1A 8.6 9.4 15.3 37.4 9.8
2025-12-04 21:00 - 00:00 CET 1A 8.0 9.1 17.3 36.1 14.5
2025-12-04 22:00 - 01:00 CET 1A 7.3 9.2 21.4 35.6 20.4
2025-12-04 23:00 - 02:00 CET 1A 7.0 11.2 20.1 29.6 21.6
2025-12-05 00:00 - 03:00 CET 1A 7.0 12.8 15.9 27.2 18.8
2025-12-05 01:00 - 04:00 CET 1A 7.2 14.0 15.6 27.6 18.2
2025-12-05 02:00 - 05:00 CET 1A 7.1 14.1 19.0 29.4 19.5
2025-12-05 03:00 - 06:00 CET 1B 7.2 12.1 23.5 33.8 23.1

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