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: 2025-08-02 12:25 CEST


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
2025-08-01 10:00 - 13:00 CEST 2A 5.8 9.5 72.2 5.8
2025-08-01 11:00 - 14:00 CEST 2A 6.7 9.3 76.7 6.0
2025-08-01 12:00 - 15:00 CEST 2A 8.3 9.1 78.0 6.2
2025-08-01 13:00 - 16:00 CEST 2A 10.3 9.3 77.8 6.2
2025-08-01 14:00 - 17:00 CEST 2A 10.6 9.1 76.3 6.1
2025-08-01 15:00 - 18:00 CEST 2A 8.0 8.7 75.2 5.7
2025-08-01 16:00 - 19:00 CEST 2A 6.5 8.1 76.0 5.2
2025-08-01 17:00 - 20:00 CEST 2A 4.4 7.8 77.4 5.1
2025-08-01 18:00 - 21:00 CEST 2A 5.4 8.6 75.8 5.7
2025-08-01 19:00 - 22:00 CEST 2A 6.8 10.8 70.8 7.4
2025-08-01 20:00 - 23:00 CEST 2A 7.8 12.7 69.6 9.0
2025-08-01 21:00 - 00:00 CEST 2A 6.5 13.8 68.4 9.8
2025-08-01 22:00 - 01:00 CEST 2A 4.1 13.1 68.1 9.2
2025-08-01 23:00 - 02:00 CEST 2A 3.1 12.7 67.8 8.7
2025-08-02 00:00 - 03:00 CEST 2A 2.2 11.0 67.0 7.6
2025-08-02 01:00 - 04:00 CEST 1B 2.3 10.3 63.0 6.9
2025-08-02 02:00 - 05:00 CEST 1B 2.0 9.8 55.7 6.4
2025-08-02 03:00 - 06:00 CEST 1B 2.5 9.3 49.8 5.8
2025-08-02 04:00 - 07:00 CEST 1B 2.9 8.8 45.9 5.3
2025-08-02 05:00 - 08:00 CEST 1B 4.0 8.4 47.3 5.0
2025-08-02 06:00 - 09:00 CEST 1B 4.8 7.3 53.3 4.4
2025-08-02 07:00 - 10:00 CEST 1B 6.1 6.7 62.5 3.9
2025-08-02 08:00 - 11:00 CEST 2A 6.5 8.0 70.3 3.7
2025-08-02 09:00 - 12:00 CEST 2A 6.7 9.5 75.2 3.7

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