Updated: 2026-04-11 19:26 CEST

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Locality

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

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Actual measured level of air pollution

Actual unverified data

Date and time	SO₂		NO₂	CO	O₃		PM₁₀		PM₂.₅
	1h	24h average	1h	8h average	1h	8h average	1h	24h average	1h
	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³
2026-04-10 19:00 - 20:00 CEST			24.7				29.6	17.0
2026-04-10 20:00 - 21:00 CEST			24.1				30.0	18.0
2026-04-10 21:00 - 22:00 CEST			22.6				24.2	18.8
2026-04-10 22:00 - 23:00 CEST							21.9	19.6
2026-04-10 23:00 - 00:00 CEST			24.7				24.6	20.1
2026-04-11 00:00 - 01:00 CEST			22.0				33.2	20.5
2026-04-11 01:00 - 02:00 CEST			20.7				29.7	21.3
2026-04-11 02:00 - 03:00 CEST			21.2				31.9	22.3
2026-04-11 03:00 - 04:00 CEST			22.4				30.4	23.1
2026-04-11 04:00 - 05:00 CEST			23.3				29.6	23.9
2026-04-11 05:00 - 06:00 CEST			21.0				31.0	24.7
2026-04-11 06:00 - 07:00 CEST			20.1				25.3	25.3
2026-04-11 07:00 - 08:00 CEST			17.8				22.6	25.7
2026-04-11 08:00 - 09:00 CEST			18.0				24.0	26.3
2026-04-11 09:00 - 10:00 CEST			17.8				17.8	25.9
2026-04-11 10:00 - 11:00 CEST			15.7				15.0	25.8
2026-04-11 11:00 - 12:00 CEST			19.3				18.4	25.6
2026-04-11 12:00 - 13:00 CEST			12.4				24.1	25.7
2026-04-11 13:00 - 14:00 CEST			14.2				17.9	25.4
2026-04-11 14:00 - 15:00 CEST			12.4				29.8	26.0
2026-04-11 15:00 - 16:00 CEST			14.0				20.8	25.8
2026-04-11 16:00 - 17:00 CEST			15.5				28.2	25.7
2026-04-11 17:00 - 18:00 CEST			15.1				33.1	25.6
2026-04-11 18:00 - 19:00 CEST			15.7				17.5	25.4

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

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Map of station position

Map is on page with detailed information about locality