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 19:25 CET


Basic data Locality photo
Locality: Roznov pod Radhostem
Code: ZROZA
Type of measuring programme: Automated measuring program
Locality owner: MU Roznov pos Radhostem
Classification
Abbreviation: T/U/RI
Localization
Coordinates: 49° 27´ 36.395" North latitude 18° 8´ 17.598" East longitude
Altitude: 374 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 17:00 - 20:00 CET 1B 9.8 28.3 25.7
2025-12-14 18:00 - 21:00 CET 1B 7.9 32.5 30.9
2025-12-14 19:00 - 22:00 CET 1B 7.1 34.0 32.6
2025-12-14 20:00 - 23:00 CET 1B 6.0 29.4 28.3
2025-12-14 21:00 - 00:00 CET 1A 4.5 24.7 23.9
2025-12-14 22:00 - 01:00 CET 1A 4.0 22.2 21.6
2025-12-14 23:00 - 02:00 CET 1A 3.8 25.9 24.1
2025-12-15 00:00 - 03:00 CET 1A 3.7 27.1 24.9
2025-12-15 01:00 - 04:00 CET 1A 4.4 26.5 24.2
2025-12-15 02:00 - 05:00 CET 1A 5.3 22.5 20.3
2025-12-15 03:00 - 06:00 CET 1A 7.4 20.4 17.6
2025-12-15 04:00 - 07:00 CET 1A 9.5 18.5 15.4
2025-12-15 05:00 - 08:00 CET 1A 12.8 22.4 18.5
2025-12-15 06:00 - 09:00 CET 1B 15.8 27.5 22.6
2025-12-15 07:00 - 10:00 CET 1B 19.0 33.9 27.8
2025-12-15 08:00 - 11:00 CET 1B 22.9 42.2 31.1
2025-12-15 09:00 - 12:00 CET 1B 25.5 46.4 27.8
2025-12-15 10:00 - 13:00 CET 1B 27.4 41.4 19.8
2025-12-15 11:00 - 14:00 CET 1B 18.4 38.1 12.5
2025-12-15 12:00 - 15:00 CET 1B 12.7 34.6 10.8
2025-12-15 13:00 - 16:00 CET 1B 13.6 34.4 11.4
2025-12-15 14:00 - 17:00 CET 1A 13.1 23.9 9.9
2025-12-15 15:00 - 18:00 CET 1A 18.8 19.6 11.2
2025-12-15 16:00 - 19:00 CET 1A 21.7 18.1 12.2

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