Information about air quality in the Czech Republic

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

Updated: 2023-02-04 03:43 CET


Locality

Basic data Locality photo
Locality: Stitna n.Vlari
Code: ZSNVA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/N-REG
Localization
Coordinates: 49° 2´ 52.142" North latitude 18° 0´ 28.180" East longitude
Altitude: 600 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]
2023-02-03 01:00 - 04:00 CET 1A 66.5 5.6
2023-02-03 02:00 - 05:00 CET 1A 67.3 6.1
2023-02-03 03:00 - 06:00 CET 1A 67.7 6.5
2023-02-03 04:00 - 07:00 CET 1A 68.1 6.1
2023-02-03 05:00 - 08:00 CET 1A 67.8 5.0
2023-02-03 06:00 - 09:00 CET 1A 66.6 4.3
2023-02-03 07:00 - 10:00 CET 1A 63.8 4.7
2023-02-03 08:00 - 11:00 CET 1A 60.4 4.9
2023-02-03 09:00 - 12:00 CET 1A 57.1 5.2
2023-02-03 10:00 - 13:00 CET 1A 50.1 4.5
2023-02-03 11:00 - 14:00 CET 1A 47.6 4.2
2023-02-03 12:00 - 15:00 CET 1A 47.6 3.9
2023-02-03 13:00 - 16:00 CET 1A 53.2 4.9
2023-02-03 14:00 - 17:00 CET 1A 56.0 5.5
2023-02-03 15:00 - 18:00 CET 1A 56.9 6.2
2023-02-03 16:00 - 19:00 CET 1A 59.9 5.4
2023-02-03 17:00 - 20:00 CET 1A 63.9 4.8
2023-02-03 18:00 - 21:00 CET 1A 67.2 4.2
2023-02-03 19:00 - 22:00 CET 1A 67.3 3.6
2023-02-03 20:00 - 23:00 CET 1A 66.2 3.3
2023-02-03 21:00 - 00:00 CET 1A 65.4 3.1
2023-02-03 22:00 - 01:00 CET 1A 64.9 3.6
2023-02-03 23:00 - 02:00 CET 1A 64.9 4.0
2023-02-04 00:00 - 03:00 CET 1A 64.7 4.6

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