Updated: 2025-08-01 08:26 CEST

---

Locality

Basic data
Locality:	Irnfritz
Code:	2IRNA
Type of measuring programme:	Automated measuring program
Locality owner:	Amt der NÖ Landesregierung Abteilung BD4
Classification
Abbreviation:	B/R/A
Localization
Coordinates:	48° 43´ 25.998" North latitude 15° 29´ 54.201" East longitude
Altitude:	556 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	1.0	1.0			55.5	53.0
2025-07-31 09:00 - 10:00 CEST	1.0	1.0			70.0	55.1
2025-07-31 10:00 - 11:00 CEST	1.0	1.0			78.5	57.9
2025-07-31 11:00 - 12:00 CEST	1.0	1.0			80.5	61.6
2025-07-31 12:00 - 13:00 CEST	1.0	1.0			86.5	66.0
2025-07-31 13:00 - 14:00 CEST	1.0	1.0			90.0	70.6
2025-07-31 14:00 - 15:00 CEST	1.0	1.0			87.5	75.1
2025-07-31 15:00 - 16:00 CEST	1.0	1.0			83.0	78.9
2025-07-31 16:00 - 17:00 CEST	1.0	1.0			82.0	82.2
2025-07-31 17:00 - 18:00 CEST	1.0	1.0			82.0	83.8
2025-07-31 18:00 - 19:00 CEST	1.0	1.0			80.0	83.9
2025-07-31 19:00 - 20:00 CEST	1.0	1.0			76.0	83.4
2025-07-31 20:00 - 21:00 CEST	1.0	1.0			66.5	80.9
2025-07-31 21:00 - 22:00 CEST	1.0	1.0			63.0	77.5
2025-07-31 22:00 - 23:00 CEST	1.0	1.0			62.5	74.4
2025-07-31 23:00 - 00:00 CEST	1.0	1.0			63.0	71.9
2025-08-01 00:00 - 01:00 CEST		1.0				70.4
2025-08-01 01:00 - 02:00 CEST	1.0	1.0			56.5	66.8
2025-08-01 02:00 - 03:00 CEST	1.0	1.0			55.0	63.2
2025-08-01 03:00 - 04:00 CEST	1.0	1.0			45.0	58.8
2025-08-01 04:00 - 05:00 CEST	1.0	1.0			43.5	55.5
2025-08-01 05:00 - 06:00 CEST	1.0	1.0			45.0	52.9
2025-08-01 06:00 - 07:00 CEST	1.0	1.0			47.5	50.8
2025-08-01 07:00 - 08:00 CEST	1.0	1.0			46.0	48.4

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

---

Map of station position

Map is on page with detailed information about locality