Information about air quality in the Czech Republic

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

Updated: 2024-11-22 00:29 CET


Locality

Basic data Locality photo
Locality: Hojna Voda
Code: CHVOA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/N-REG
Localization
Coordinates: 48° 43´ 27.111" North latitude 14° 43´ 24.175" East longitude
Altitude: 818 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
2024-11-20 22:00 - 01:00 CET 1A 5.9 49.4
2024-11-20 23:00 - 02:00 CET 1A 4.6 50.4
2024-11-21 00:00 - 03:00 CET 1A 4.0 51.4
2024-11-21 01:00 - 04:00 CET 1A 4.1 51.5
2024-11-21 02:00 - 05:00 CET 1A 4.4 51.8
2024-11-21 03:00 - 06:00 CET 1A 7.1 51.9
2024-11-21 04:00 - 07:00 CET 1A 8.2 52.2
2024-11-21 05:00 - 08:00 CET 1A 9.6 51.9
2024-11-21 06:00 - 09:00 CET 1A 9.2 52.5
2024-11-21 07:00 - 10:00 CET 1A 10.7 53.5
2024-11-21 08:00 - 11:00 CET 1A 10.1 55.2
2024-11-21 09:00 - 12:00 CET 1A 8.7 56.2
2024-11-21 10:00 - 13:00 CET 1A 5.8 56.0
2024-11-21 11:00 - 14:00 CET 1A 3.5 55.5
2024-11-21 12:00 - 15:00 CET 1A 1.8 55.3
2024-11-21 13:00 - 16:00 CET 1A 1.5 56.2
2024-11-21 14:00 - 17:00 CET 1A 2.9 57.9
2024-11-21 15:00 - 18:00 CET 1A 3.5 59.7
2024-11-21 16:00 - 19:00 CET 1A 3.7 62.6
2024-11-21 17:00 - 20:00 CET 1A 3.0 63.1
2024-11-21 18:00 - 21:00 CET 1A 2.7 62.4
2024-11-21 19:00 - 22:00 CET 1A 2.4 59.2
2024-11-21 20:00 - 23:00 CET 1A 2.3 55.4
2024-11-21 21:00 - 00:00 CET 1A 1.9 52.4

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