Updated: 2025-12-14 18:26 CET

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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
2025-12-13 18:00 - 19:00 CET			23.5				19.4	14.7
2025-12-13 19:00 - 20:00 CET			25.3				22.0	14.8
2025-12-13 20:00 - 21:00 CET			25.8				23.1	14.8
2025-12-13 21:00 - 22:00 CET			25.4				12.0	14.4
2025-12-13 22:00 - 23:00 CET			24.5				7.7	14.1
2025-12-13 23:00 - 00:00 CET			23.9				6.4	13.4
2025-12-14 00:00 - 01:00 CET							10.8	13.0
2025-12-14 01:00 - 02:00 CET			20.9				15.0	12.8
2025-12-14 02:00 - 03:00 CET			19.9				12.4	12.2
2025-12-14 03:00 - 04:00 CET			19.5				19.3	12.3
2025-12-14 04:00 - 05:00 CET			18.2				17.4	12.7
2025-12-14 05:00 - 06:00 CET			17.0				13.1	13.0
2025-12-14 06:00 - 07:00 CET			16.6				20.6	13.6
2025-12-14 07:00 - 08:00 CET			16.6				35.6	14.7
2025-12-14 08:00 - 09:00 CET			16.3				28.4	15.6
2025-12-14 09:00 - 10:00 CET			14.7				33.9	16.9
2025-12-14 10:00 - 11:00 CET			16.3				22.0	17.6
2025-12-14 11:00 - 12:00 CET			13.6				11.3	17.4
2025-12-14 12:00 - 13:00 CET			11.9				6.2	17.2
2025-12-14 13:00 - 14:00 CET			16.3				6.8	16.6
2025-12-14 14:00 - 15:00 CET			14.3				11.7	16.6
2025-12-14 15:00 - 16:00 CET			14.9				6.3	16.6
2025-12-14 16:00 - 17:00 CET			14.7				5.0	16.0
2025-12-14 17:00 - 18:00 CET			12.8				8.3	15.6

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