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: 2025-01-22 05:29 CET


Basic data Locality photo
Locality: Chomutov
Code: UCHMA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 50° 28´ 3.105" North latitude 13° 24´ 45.705" East longitude
Altitude: 344 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
2025-01-21 03:00 - 06:00 CET 1A 23.2 15.1
2025-01-21 04:00 - 07:00 CET 1A 20.5 15.1
2025-01-21 05:00 - 08:00 CET 1A 19.6 14.3
2025-01-21 06:00 - 09:00 CET 1A 21.6 13.0
2025-01-21 07:00 - 10:00 CET 1A 24.1 11.0
2025-01-21 08:00 - 11:00 CET 1A 23.8 10.0
2025-01-21 09:00 - 12:00 CET 1A 24.1 10.2
2025-01-21 10:00 - 13:00 CET 1A 24.4 10.4
2025-01-21 11:00 - 14:00 CET 1B 33.0 10.2
2025-01-21 12:00 - 15:00 CET 1B 37.4 9.7
2025-01-21 13:00 - 16:00 CET 1B 41.4 9.0
2025-01-21 14:00 - 17:00 CET 1B 36.5 7.6
2025-01-21 15:00 - 18:00 CET 1B 33.8 5.5
2025-01-21 16:00 - 19:00 CET 1B 34.6 4.1
2025-01-21 17:00 - 20:00 CET 1B 35.8 3.9
2025-01-21 18:00 - 21:00 CET 1B 38.1 4.2
2025-01-21 19:00 - 22:00 CET 1B 38.7 4.3
2025-01-21 20:00 - 23:00 CET 1B 39.2 4.3
2025-01-21 21:00 - 00:00 CET 1B 35.8 3.9
2025-01-21 22:00 - 01:00 CET 1B 32.2 3.6
2025-01-21 23:00 - 02:00 CET 1A 25.4 3.7
2025-01-22 00:00 - 03:00 CET 1A 25.3 3.7
2025-01-22 01:00 - 04:00 CET 1A 25.8 3.8
2025-01-22 02:00 - 05:00 CET 1A 27.3 4.1

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