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: 2025-04-03 05:25 CEST


Basic data Locality photo
Locality: Cheb
Code: KCHMA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/S/R
Localization
Coordinates: 50° 3´ 57.099" North latitude 12° 21´ 48.393" East longitude
Altitude: 493 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
2025-04-02 03:00 - 06:00 CEST 1B 3.2 54.8
2025-04-02 04:00 - 07:00 CEST 1B 3.8 47.2
2025-04-02 05:00 - 08:00 CEST 1B 13.1 40.4
2025-04-02 06:00 - 09:00 CEST 1B 22.5 38.5
2025-04-02 07:00 - 10:00 CEST 2A 30.0 42.0
2025-04-02 08:00 - 11:00 CEST 2A 29.6 49.6
2025-04-02 09:00 - 12:00 CEST 2A 29.5 59.5
2025-04-02 10:00 - 13:00 CEST 2A 26.1 69.6
2025-04-02 11:00 - 14:00 CEST 2A 19.6 79.8
2025-04-02 12:00 - 15:00 CEST 2A 15.5 87.1
2025-04-02 13:00 - 16:00 CEST 2A 16.1 91.9
2025-04-02 14:00 - 17:00 CEST 2A 16.5 94.3
2025-04-02 15:00 - 18:00 CEST 2A 12.8 95.4
2025-04-02 16:00 - 19:00 CEST 2A 11.2 94.6
2025-04-02 17:00 - 20:00 CEST 2A 9.8 91.5
2025-04-02 18:00 - 21:00 CEST 2A 8.9 85.3
2025-04-02 19:00 - 22:00 CEST 2A 8.9 78.5
2025-04-02 20:00 - 23:00 CEST 2A 14.6 73.4
2025-04-02 21:00 - 00:00 CEST 2A 17.0 70.4
2025-04-02 22:00 - 01:00 CEST 2A 15.6 68.6
2025-04-02 23:00 - 02:00 CEST 1B 9.5 66.2
2025-04-03 00:00 - 03:00 CEST 1B 7.2 64.2
2025-04-03 01:00 - 04:00 CEST 1B 10.5 62.1
2025-04-03 02:00 - 05:00 CEST 1B 15.1 59.5

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