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: 2025-12-15 17:25 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
2025-12-14 15:00 - 18:00 CET 1A 4.2 7.6 9.5 34.2 3.9
2025-12-14 16:00 - 19:00 CET 1A 4.4 6.8 6.9 37.4 5.6
2025-12-14 17:00 - 20:00 CET 1A 4.2 6.5 5.0 35.6 6.6
2025-12-14 18:00 - 21:00 CET 1A 4.0 6.0 5.1 33.1 6.9
2025-12-14 19:00 - 22:00 CET 1A 4.1 6.3 4.8 30.7 7.3
2025-12-14 20:00 - 23:00 CET 1A 4.1 6.2 6.2 29.8 9.7
2025-12-14 21:00 - 00:00 CET 1A 4.1 5.9 5.5 31.3 8.0
2025-12-14 22:00 - 01:00 CET 1A 4.1 5.3 5.8 32.8 6.5
2025-12-14 23:00 - 02:00 CET 1A 4.2 5.3 4.7 3.7
2025-12-15 00:00 - 03:00 CET 1A 4.2 5.5 4.5 2.8
2025-12-15 01:00 - 04:00 CET 1A 4.2 6.0 3.6 3.1
2025-12-15 02:00 - 05:00 CET 1A 4.3 6.2 3.3 2.5
2025-12-15 03:00 - 06:00 CET 1A 4.4 6.3 2.8 2.3
2025-12-15 04:00 - 07:00 CET 1A 3.9 6.6 6.2 2.0
2025-12-15 05:00 - 08:00 CET 1A 3.9 7.3 7.9 2.9
2025-12-15 06:00 - 09:00 CET 1A 4.0 7.5 8.6 3.2
2025-12-15 07:00 - 10:00 CET 1A 4.4 7.2 5.1 3.6
2025-12-15 08:00 - 11:00 CET 1A 4.3 6.4 3.2 2.6
2025-12-15 09:00 - 12:00 CET 1A 4.3 5.7 2.7 2.3
2025-12-15 10:00 - 13:00 CET 1A 4.2 6.4 7.8 2.7
2025-12-15 11:00 - 14:00 CET 1A 4.3 7.6 10.0 3.7
2025-12-15 12:00 - 15:00 CET 1A 4.4 9.2 10.6 3.9
2025-12-15 13:00 - 16:00 CET 1A 4.6 9.6 5.4 26.9 2.7
2025-12-15 14:00 - 17:00 CET 1A 4.4 9.6 2.6 26.0 1.7

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