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: 2025-09-08 19:26 CEST


Basic data Locality photo
Locality: Trutnov - Tkalcovska
Code: HTRTA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 50° 33´ 57.167" North latitude 15° 54´ 14.137" East longitude
Altitude: 432 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
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
2025-09-07 17:00 - 20:00 CEST 2A 6.4 75.6
2025-09-07 18:00 - 21:00 CEST 1B 3.8 66.7
2025-09-07 19:00 - 22:00 CEST 1B 2.4 58.6
2025-09-07 20:00 - 23:00 CEST 1B 1.6 51.8
2025-09-07 21:00 - 00:00 CEST 1B 2.9 49.5
2025-09-07 22:00 - 01:00 CEST 1B 3.3 48.6
2025-09-07 23:00 - 02:00 CEST 1B 4.1 46.2
2025-09-08 00:00 - 03:00 CEST 1B 3.2 43.0
2025-09-08 01:00 - 04:00 CEST 1B 2.8 40.6
2025-09-08 02:00 - 05:00 CEST 1A 2.7 34.4
2025-09-08 03:00 - 06:00 CEST 1A 3.3 27.8
2025-09-08 04:00 - 07:00 CEST 1A 3.4 24.2
2025-09-08 05:00 - 08:00 CEST 1A 4.4 20.6
2025-09-08 06:00 - 09:00 CEST 1A 6.4 20.5
2025-09-08 07:00 - 10:00 CEST 1B 10.7 27.0
2025-09-08 08:00 - 11:00 CEST 1B 13.3 40.0
2025-09-08 09:00 - 12:00 CEST 2A 17.7 58.1
2025-09-08 10:00 - 13:00 CEST 2A 16.9 74.1
2025-09-08 11:00 - 14:00 CEST 2A 14.5 84.4
2025-09-08 12:00 - 15:00 CEST 2A 8.3 90.6
2025-09-08 13:00 - 16:00 CEST 2A 7.0 93.9
2025-09-08 14:00 - 17:00 CEST 2A 10.8 96.6
2025-09-08 15:00 - 18:00 CEST 2A 15.4 96.9
2025-09-08 16:00 - 19:00 CEST 2A 15.8 94.9

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