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: 2025-07-04 16:26 CEST


Basic data Locality photo
Locality: Usti n.L.-mesto
Code: UULMA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/RC
Localization
Coordinates: 50° 39´ 39.941" North latitude 14° 2´ 35.027" East longitude
Altitude: 147 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
2025-07-03 14:00 - 17:00 CEST 2A 6.3 15.2 74.2
2025-07-03 15:00 - 18:00 CEST 2A 5.5 17.1 77.2
2025-07-03 16:00 - 19:00 CEST 2A 5.0 17.4 80.7
2025-07-03 17:00 - 20:00 CEST 2A 5.0 19.5 78.4
2025-07-03 18:00 - 21:00 CEST 2A 6.7 17.6 78.1
2025-07-03 19:00 - 22:00 CEST 2A 10.7 15.8 77.5
2025-07-03 20:00 - 23:00 CEST 2A 15.7 16.0 76.8
2025-07-03 21:00 - 00:00 CEST 2A 17.7 13.9 77.5
2025-07-03 22:00 - 01:00 CEST 2A 16.1 12.2 78.7
2025-07-03 23:00 - 02:00 CEST 2A 12.1 12.3 79.2
2025-07-04 00:00 - 03:00 CEST 2A 9.8 14.0 76.1
2025-07-04 01:00 - 04:00 CEST 2A 8.3 16.3 75.1
2025-07-04 02:00 - 05:00 CEST 2A 8.5 13.7 72.3
2025-07-04 03:00 - 06:00 CEST 2A 11.4 11.0 69.5
2025-07-04 04:00 - 07:00 CEST 2A 16.1 8.6 67.8
2025-07-04 05:00 - 08:00 CEST 2A 20.5 10.9 65.9
2025-07-04 06:00 - 09:00 CEST 2A 19.4 18.1 66.5
2025-07-04 07:00 - 10:00 CEST 2A 14.4 22.6 70.4
2025-07-04 08:00 - 11:00 CEST 2A 8.2 26.7 76.1
2025-07-04 09:00 - 12:00 CEST 2A 4.8 23.4 83.7
2025-07-04 10:00 - 13:00 CEST 2A 3.6 24.1 85.2
2025-07-04 11:00 - 14:00 CEST 93.5
2025-07-04 12:00 - 15:00 CEST 96.0
2025-07-04 13:00 - 16:00 CEST 101.2

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