Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2023-02-05 14:40 CET


Locality

Basic data Locality photo
Locality: Sneznik
Code: USNZA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/N-REG
Localization
Coordinates: 50° 47´ 21.998" North latitude 14° 5´ 12.475" East longitude
Altitude: 590 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ PM 10 - from model O 3 - from model
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2023-02-04 12:00 - 15:00 CET 1A 9.2 61.1 8.4
2023-02-04 13:00 - 16:00 CET 1A 6.3 67.9 5.9
2023-02-04 14:00 - 17:00 CET 1A 5.3 68.5 4.1
2023-02-04 15:00 - 18:00 CET 1A 5.2 66.7 3.1
2023-02-04 16:00 - 19:00 CET 1A 5.3 64.3 2.2
2023-02-04 17:00 - 20:00 CET 1A 6.3 60.6 2.4
2023-02-04 18:00 - 21:00 CET 1A 6.8 58.7 2.7
2023-02-04 19:00 - 22:00 CET 1A 7.0 57.6 3.5
2023-02-04 20:00 - 23:00 CET 1A 7.3 58.4 4.1
2023-02-04 21:00 - 00:00 CET 1A 6.6 59.3 4.8
2023-02-04 22:00 - 01:00 CET 1A 5.7 61.2 5.7
2023-02-04 23:00 - 02:00 CET 1A 5.4 59.6 5.9
2023-02-05 00:00 - 03:00 CET 1A 5.8 57.3 5.2
2023-02-05 01:00 - 04:00 CET 1A 5.7 56.5 4.0
2023-02-05 02:00 - 05:00 CET 1A 3.9 60.1 3.1
2023-02-05 03:00 - 06:00 CET 1A 3.3 62.6 2.7
2023-02-05 04:00 - 07:00 CET 1A 3.4 64.7 3.7
2023-02-05 05:00 - 08:00 CET 1A 3.9 63.7 4.6
2023-02-05 06:00 - 09:00 CET 1A 3.5 65.3 5.2
2023-02-05 07:00 - 10:00 CET 1A 3.4 64.2 6.8
2023-02-05 08:00 - 11:00 CET 1A 6.1 62.5 10.8
2023-02-05 09:00 - 12:00 CET 1A 6.4 7.6 59.6 14.4
2023-02-05 10:00 - 13:00 CET 1A 5.2 6.6 59.5 16.8
2023-02-05 11:00 - 14:00 CET 1A 3.9 5.0 60.4 15.3

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