Information about air quality in the Czech Republic

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

Updated: 2025-01-02 23:29 CET


Locality

Basic data
Locality: Praha 5-Reporyje
Code: ARERA
Type of measuring programme: Automated measuring program
Locality owner: Health Institute Usti n/L
Classification
Abbreviation: B/S/RA
Localization
Coordinates: 50° 1´ 49.850" North latitude 14° 18´ 34.498" East longitude
Altitude: 321 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 PM₂.₅
3h average 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 µg∙m⁻³
2025-01-01 21:00 - 00:00 CET 1A 4.7 5.4 72.9 4.2
2025-01-01 22:00 - 01:00 CET 1A 4.3 4.8 73.0 3.9
2025-01-01 23:00 - 02:00 CET 1A 4.0 4.1 73.5 3.2
2025-01-02 00:00 - 03:00 CET 1A 3.7 3.4 73.5 2.7
2025-01-02 01:00 - 04:00 CET 1A 3.5 3.3 73.0 2.4
2025-01-02 02:00 - 05:00 CET 1A 3.5 3.1 72.4 1.9
2025-01-02 03:00 - 06:00 CET 1A 3.7 3.1 72.2 1.4
2025-01-02 04:00 - 07:00 CET 1A 4.6 3.3 71.6 1.3
2025-01-02 05:00 - 08:00 CET 1A 5.7 3.8 70.2 1.7
2025-01-02 06:00 - 09:00 CET 1A 6.6 4.1 68.1 2.1
2025-01-02 07:00 - 10:00 CET 1A 7.2 4.2 66.7 2.3
2025-01-02 08:00 - 11:00 CET 1A 7.8 4.5 65.5 2.5
2025-01-02 09:00 - 12:00 CET 1A 8.0 4.7 66.1 2.7
2025-01-02 10:00 - 13:00 CET 1A 9.6 4.7 64.7 2.9
2025-01-02 11:00 - 14:00 CET 1A 11.7 4.1 62.9 2.3
2025-01-02 12:00 - 15:00 CET 1A 14.3 3.8 59.6 2.1
2025-01-02 13:00 - 16:00 CET 1A 16.6 4.8 57.0 2.8
2025-01-02 14:00 - 17:00 CET 1A 19.2 7.2 54.5 5.4
2025-01-02 15:00 - 18:00 CET 1A 19.5 8.3 51.7 6.9
2025-01-02 16:00 - 19:00 CET 1A 22.5 11.1 47.6 9.8
2025-01-02 17:00 - 20:00 CET 1A 25.4 14.7 42.8 13.2
2025-01-02 18:00 - 21:00 CET 1B 27.2 18.5 41.6 16.5
2025-01-02 19:00 - 22:00 CET 1A 23.7 18.3 43.0 16.2
2025-01-02 20:00 - 23:00 CET 1A 18.9 15.6 47.5 13.5

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