Updated: 2026-07-23 06:27 CEST

---

Locality

Basic data		Locality photo
Locality:	Decin
Code:	UDCMA
Type of measuring programme:	Automated measuring program
Locality owner:	Czech Hydrometeorological Institute
Classification
Abbreviation:	B/U/R
Localization
Coordinates:	50° 46´ 26.943" North latitude 14° 13´ 7.658" East longitude
Altitude:	131 m

---

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
2026-07-22 06:00 - 07:00 CEST			19.5				9.1	10.9	1.0
2026-07-22 07:00 - 08:00 CEST			18.4				5.9	10.8	15.8
2026-07-22 08:00 - 09:00 CEST			17.4				7.2	10.9	9.7
2026-07-22 09:00 - 10:00 CEST			16.1				6.2	11.0	8.5
2026-07-22 10:00 - 11:00 CEST			6.5				5.6	11.2	5.0
2026-07-22 11:00 - 12:00 CEST			4.2				5.8	11.4	3.4
2026-07-22 12:00 - 13:00 CEST			8.4				5.6	11.3	16.8
2026-07-22 13:00 - 14:00 CEST							5.8	11.0	9.3
2026-07-22 14:00 - 15:00 CEST			9.0				3.9	10.8	5.0
2026-07-22 15:00 - 16:00 CEST			9.0				10.1	10.8	18.4
2026-07-22 16:00 - 17:00 CEST			8.6				7.5	10.7	10.1
2026-07-22 17:00 - 18:00 CEST			6.3				6.6	10.8	5.0
2026-07-22 18:00 - 19:00 CEST			6.9				7.0	10.8	3.9
2026-07-22 19:00 - 20:00 CEST			6.7				5.1	10.5	1.0
2026-07-22 20:00 - 21:00 CEST			5.7				13.4	10.3	2.9
2026-07-22 21:00 - 22:00 CEST			12.6				33.6	11.3	3.2
2026-07-22 22:00 - 23:00 CEST			12.4				19.9	11.7	2.1
2026-07-22 23:00 - 00:00 CEST			8.4				14.9	11.9	1.0
2026-07-23 00:00 - 01:00 CEST			4.8				8.1	11.3	2.7
2026-07-23 01:00 - 02:00 CEST			3.6				30.5	12.0	3.0
2026-07-23 02:00 - 03:00 CEST			4.6				44.1	13.1	12.1
2026-07-23 03:00 - 04:00 CEST			3.8				26.3	13.3	6.8
2026-07-23 04:00 - 05:00 CEST			2.3				15.9	13.0	3.9
2026-07-23 05:00 - 06:00 CEST			3.6				8.4	12.8	2.5

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

---

Map of station position

Map is on page with detailed information about locality