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: 2026-05-24 17:25 CEST


Basic data Locality photo
Locality: Kamenny Ujezd
Code: PKUJA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/NA-NCI
Localization
Coordinates: 49° 43´ 19.200" North latitude 13° 37´ 6.736" East longitude
Altitude: 385 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
2026-05-23 15:00 - 18:00 CEST 2A 3.5 1.0 8.6 101.9 5.3
2026-05-23 16:00 - 19:00 CEST 2A 3.9 1.0 5.9 101.5 3.1
2026-05-23 17:00 - 20:00 CEST 2A 4.1 1.0 4.5 101.4 5.7
2026-05-23 18:00 - 21:00 CEST 2A 4.2 2.5 5.1 99.7 6.8
2026-05-23 19:00 - 22:00 CEST 2A 4.2 6.0 9.8 95.7 7.4
2026-05-23 20:00 - 23:00 CEST 2A 3.9 9.0 13.3 90.6 6.0
2026-05-23 21:00 - 00:00 CEST 2A 3.6 10.8 13.9 85.8 9.9
2026-05-23 22:00 - 01:00 CEST 2A 3.4 9.6 9.5 77.7 11.6
2026-05-23 23:00 - 02:00 CEST 2A 3.3 8.9 6.3 68.0 11.5
2026-05-24 00:00 - 03:00 CEST 1B 3.2 8.2 4.6 67.0 7.7
2026-05-24 01:00 - 04:00 CEST 1B 2.9 7.7 6.7 64.1 9.9
2026-05-24 02:00 - 05:00 CEST 2A 2.8 7.3 9.8 64.5 10.1
2026-05-24 03:00 - 06:00 CEST 2A 3.0 6.8 13.8 61.7 10.2
2026-05-24 04:00 - 07:00 CEST 2A 3.3 6.6 18.3 59.6 7.3
2026-05-24 05:00 - 08:00 CEST 2A 3.3 5.7 18.4 59.2 7.8
2026-05-24 06:00 - 09:00 CEST 2A 3.2 4.8 18.6 62.8 8.5
2026-05-24 07:00 - 10:00 CEST 2A 3.1 3.6 13.8 72.4 7.8
2026-05-24 08:00 - 11:00 CEST 2A 3.4 3.3 12.8 85.2 11.9
2026-05-24 09:00 - 12:00 CEST 2A 3.6 2.5 13.5 98.4 12.6
2026-05-24 10:00 - 13:00 CEST 2B 4.4 1.8 13.7 108.5 13.0
2026-05-24 11:00 - 14:00 CEST 2B 4.8 1.0 13.5 113.1 7.1
2026-05-24 12:00 - 15:00 CEST 2B 5.2 1.0 12.9 114.3 4.8
2026-05-24 13:00 - 16:00 CEST 2B 5.2 1.0 12.4 113.9 7.0
2026-05-24 14:00 - 17:00 CEST 2B 5.2 1.0 10.8 112.7 9.0

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