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: 2025-07-15 13:25 CEST


Basic data Locality photo
Locality: Praha 2-Riegrovy sady
Code: ARIEA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/NR
Localization
Coordinates: 50° 4´ 53.335" North latitude 14° 26´ 33.690" East longitude
Altitude: 256 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
2025-07-14 11:00 - 14:00 CEST 2B 8.3 8.5 15.4 114.4 13.8
2025-07-14 12:00 - 15:00 CEST 2B 8.6 9.1 16.5 115.2 10.5
2025-07-14 13:00 - 16:00 CEST 2B 9.4 9.4 17.5 114.1 12.3
2025-07-14 14:00 - 17:00 CEST 2B 8.0 9.0 16.6 113.2 13.9
2025-07-14 15:00 - 18:00 CEST 2B 7.3 8.6 13.8 112.0 15.6
2025-07-14 16:00 - 19:00 CEST 2B 7.8 9.1 12.1 108.0 13.7
2025-07-14 17:00 - 20:00 CEST 2B 9.2 9.4 14.2 103.4 13.2
2025-07-14 18:00 - 21:00 CEST 2B 8.1 10.0 13.7 96.7 14.9
2025-07-14 19:00 - 22:00 CEST 2A 6.9 10.5 14.8 90.3 15.5
2025-07-14 20:00 - 23:00 CEST 2A 6.2 9.9 11.8 85.7 16.0
2025-07-14 21:00 - 00:00 CEST 2A 7.4 8.9 11.2 82.0 13.3
2025-07-14 22:00 - 01:00 CEST 2A 7.8 7.6 9.8 80.5 11.3
2025-07-14 23:00 - 02:00 CEST 2A 8.4 7.3 14.9 77.1 6.2
2025-07-15 00:00 - 03:00 CEST 2A 7.3 7.0 16.0 76.2 8.0
2025-07-15 01:00 - 04:00 CEST 2A 7.5 7.2 15.0 68.5 9.6
2025-07-15 02:00 - 05:00 CEST 2A 7.2 7.5 10.4 62.1 11.0
2025-07-15 03:00 - 06:00 CEST 1B 7.4 8.7 9.9 58.3 6.9
2025-07-15 04:00 - 07:00 CEST 2A 6.9 10.2 14.3 53.0 4.7
2025-07-15 05:00 - 08:00 CEST 1B 8.6 12.4 15.2 49.2 8.8
2025-07-15 06:00 - 09:00 CEST 2A 9.7 13.1 20.5 52.2 12.8
2025-07-15 07:00 - 10:00 CEST 2A 11.0 12.5 18.3 62.6 14.2
2025-07-15 08:00 - 11:00 CEST 2A 8.2 10.6 16.8 79.0 11.9
2025-07-15 09:00 - 12:00 CEST 2A 6.8 8.7 11.3 93.3 9.3
2025-07-15 10:00 - 13:00 CEST 2B 6.4 8.0 9.9 100.0 8.8

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