Updated: 2025-08-01 08:26 CEST

---

Locality

Basic data		Locality photo
Locality:	Roznov pod Radhostem
Code:	ZROZA
Type of measuring programme:	Automated measuring program
Locality owner:	MU Roznov pos Radhostem
Classification
Abbreviation:	T/U/RI
Localization
Coordinates:	49° 27´ 36.395" North latitude 18° 8´ 17.598" East longitude
Altitude:	374 m

---

Actual measured level of air pollution

Actual unverified data

Date and time	SO₂		NO₂	CO	O₃		PM₁₀		PM₂.₅
	1h	24h	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
2025-07-31 08:00 - 09:00 CEST			25.1				15.5	13.4	7.4
2025-07-31 09:00 - 10:00 CEST			16.3				14.4	13.4	6.3
2025-07-31 10:00 - 11:00 CEST			10.7				13.5	13.6	6.0
2025-07-31 11:00 - 12:00 CEST			10.3				11.5	13.6	4.9
2025-07-31 12:00 - 13:00 CEST			14.0				10.4	13.6	5.3
2025-07-31 13:00 - 14:00 CEST			14.9				24.0	14.0	7.5
2025-07-31 14:00 - 15:00 CEST			16.1				16.9	14.2	6.0
2025-07-31 15:00 - 16:00 CEST							13.6	14.1	6.5
2025-07-31 16:00 - 17:00 CEST			12.2				10.6	14.1	6.2
2025-07-31 17:00 - 18:00 CEST			19.3				24.1	14.5	6.6
2025-07-31 18:00 - 19:00 CEST			15.5				15.2	14.6	5.9
2025-07-31 19:00 - 20:00 CEST			11.7				10.7	14.3	5.7
2025-07-31 20:00 - 21:00 CEST			1.9				9.4	14.1	5.9
2025-07-31 21:00 - 22:00 CEST			6.5				11.6	14.0	7.9
2025-07-31 22:00 - 23:00 CEST			8.2				13.4	13.8	8.7
2025-07-31 23:00 - 00:00 CEST			2.7				11.6	13.6	8.6
2025-08-01 00:00 - 01:00 CEST			2.5				11.2	13.5	8.0
2025-08-01 01:00 - 02:00 CEST								13.5
2025-08-01 02:00 - 03:00 CEST			0.0				10.2	13.4	7.2
2025-08-01 03:00 - 04:00 CEST			0.4				9.8	13.4	6.7
2025-08-01 04:00 - 05:00 CEST			1.5				9.4	13.3	6.0
2025-08-01 05:00 - 06:00 CEST			4.0				9.4	13.2	5.7
2025-08-01 06:00 - 07:00 CEST			13.4				11.5	13.2	6.1
2025-08-01 07:00 - 08:00 CEST								13.1

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

---

Map of station position

Map is on page with detailed information about locality