Updated: 2025-07-04 17:28 CEST

---

Basic data
Locality:	Kematen
Code:	2KEMA
Type of measuring programme:	Automated measuring program
Locality owner:	Amt der NÖ Landesregierung Abteilung BD4
Classification
Abbreviation:	B/S/CI
Localization
Coordinates:	48° 2´ 42.405" North latitude 14° 46´ 20.200" East longitude
Altitude:	790 m

---

Actual measured level of air pollution

Actual unverified data

Date and time	Air quality	SO₂	NO₂	PM₁₀	O₃
		3h average	3h average	3h average	3h average
		µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³
2025-07-03 15:00 - 18:00 CEST	2B		5.5	22.0	142.7
2025-07-03 16:00 - 19:00 CEST	2B		5.3	19.2	126.2
2025-07-03 17:00 - 20:00 CEST	2B		6.0	14.7	113.7
2025-07-03 18:00 - 21:00 CEST	2B		6.3	13.3	100.8
2025-07-03 19:00 - 22:00 CEST	2A		6.7	14.3	88.5
2025-07-03 20:00 - 23:00 CEST	2A		6.2	15.0	77.8
2025-07-03 21:00 - 00:00 CEST	2A		6.3	16.3	70.2
2025-07-03 22:00 - 01:00 CEST	2A		6.8	18.5	59.8
2025-07-03 23:00 - 02:00 CEST	2A		7.3	20.8	51.4
2025-07-04 00:00 - 03:00 CEST	1B		7.3	22.3	44.2
2025-07-04 01:00 - 04:00 CEST	1B		6.9	22.5	39.3
2025-07-04 02:00 - 05:00 CEST	1B		7.3	25.5	37.3
2025-07-04 03:00 - 06:00 CEST	1B		8.0	29.5	35.7
2025-07-04 04:00 - 07:00 CEST	2A		7.8	30.2	37.0
2025-07-04 05:00 - 08:00 CEST	2A		7.5	28.2	39.7
2025-07-04 06:00 - 09:00 CEST	2A		7.2	24.3	44.8
2025-07-04 07:00 - 10:00 CEST	2A		6.7	23.5	51.8
2025-07-04 08:00 - 11:00 CEST	2A		6.3	20.7	64.3
2025-07-04 09:00 - 12:00 CEST	2A		6.7	14.3	83.0
2025-07-04 10:00 - 13:00 CEST	2A		7.7	8.8	98.8
2025-07-04 11:00 - 14:00 CEST	2A		6.7	5.3	106.2
2025-07-04 12:00 - 15:00 CEST	2A		5.0	5.7	105.8
2025-07-04 13:00 - 16:00 CEST	2A		3.2	6.0	106.2
2025-07-04 14:00 - 17:00 CEST	2A		3.8	7.0	103.7

---

Legend

Level	Index range	Air quality
1A	≥ 0.00 and < 0.34	very good to good
1B	≥ 0.34 and < 0.67
2A	≥ 0.67 and < 1.00	acceptable
2B	≥ 1.00 and < 1.50
3A	≥ 1.50 and < 2.00	aggravated to bad
3B	≥ 2.00
	Component is not measured, index not determined
	Incomplete data

---

---

Map of station position

Map is on page with detailed information about locality