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: 2025-07-04 16:26 CEST


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
2025-07-03 14:00 - 17:00 CEST 2B 4.2 2.0 19.6 148.1 11.8
2025-07-03 15:00 - 18:00 CEST 2B 4.1 2.5 20.3 143.2 16.1
2025-07-03 16:00 - 19:00 CEST 2B 4.2 3.6 26.6 134.2 16.6
2025-07-03 17:00 - 20:00 CEST 2B 3.8 4.6 32.1 124.9 20.2
2025-07-03 18:00 - 21:00 CEST 2B 3.7 4.5 33.9 119.2 18.5
2025-07-03 19:00 - 22:00 CEST 2B 3.5 3.8 27.8 116.1 21.1
2025-07-03 20:00 - 23:00 CEST 2B 3.6 3.2 31.4 111.2 21.7
2025-07-03 21:00 - 00:00 CEST 2B 3.3 3.1 28.5 104.3 21.5
2025-07-03 22:00 - 01:00 CEST 2B 3.1 2.9 29.9 97.4 19.5
2025-07-03 23:00 - 02:00 CEST 2B 2.7 1.8 26.1 93.4 14.5
2025-07-04 00:00 - 03:00 CEST 2A 2.1 1.5 22.1 83.9 11.1
2025-07-04 01:00 - 04:00 CEST 2A 1.8 1.7 17.0 75.7 6.7
2025-07-04 02:00 - 05:00 CEST 2A 1.8 2.2 10.0 73.3 5.1
2025-07-04 03:00 - 06:00 CEST 2A 2.4 2.3 6.8 69.1 4.2
2025-07-04 04:00 - 07:00 CEST 2A 2.9 2.7 10.1 64.7 4.4
2025-07-04 05:00 - 08:00 CEST 2A 2.5 3.0 16.7 62.3 6.7
2025-07-04 06:00 - 09:00 CEST 2A 1.8 3.3 19.4 63.3 8.1
2025-07-04 07:00 - 10:00 CEST 2A 1.9 3.5 15.8 68.1 8.3
2025-07-04 08:00 - 11:00 CEST 2A 1.9 3.4 9.2 75.2 5.1
2025-07-04 09:00 - 12:00 CEST 2A 1.9 3.2 6.2 80.7 4.8
2025-07-04 10:00 - 13:00 CEST 2A 1.8 2.6 5.0 86.3 6.1
2025-07-04 11:00 - 14:00 CEST 2A 2.3 2.3 4.9 89.8 6.7
2025-07-04 12:00 - 15:00 CEST 2A 2.3 2.2 4.7 93.9 5.1
2025-07-04 13:00 - 16:00 CEST 2A 1.8 2.1 4.3 95.9 2.5

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