Updated: 2026-04-04 18:25 CEST

---

Basic data
Locality:	Trenčín, Hasicska
Code:	6TRHA
Type of measuring programme:	Automated measuring program
Locality owner:	Slovak Hydrometeorological Institute
Classification
Abbreviation:	T/U/-
Localization
Coordinates:	48° 53´ 47.000" North latitude 18° 2´ 29.002" East longitude
Altitude:	214 m

---

Actual measured level of air pollution

Actual unverified data

Date and time	Air quality	SO₂	NO₂	PM₁₀	O₃		PM₂.₅
		3h average	3h average	3h average	3h average		3h average
		µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³		µg∙m⁻³
2026-04-03 16:00 - 19:00 CEST	1A	4.0	4.7	12.3
2026-04-03 17:00 - 20:00 CEST	1A	5.0	7.7	13.3
2026-04-03 18:00 - 21:00 CEST	1A	7.3	16.3	16.3
2026-04-03 19:00 - 22:00 CEST	1B	9.2	31.0	19.7
2026-04-03 20:00 - 23:00 CEST	1B	11.6	38.3	23.3
2026-04-03 21:00 - 00:00 CEST	1B	12.0	37.7	27.0
2026-04-03 22:00 - 01:00 CEST	1B	11.0	28.0	29.3
2026-04-03 23:00 - 02:00 CEST	1B	9.3	22.3	29.3
2026-04-04 00:00 - 03:00 CEST	1B	8.0	19.7	30.0
2026-04-04 01:00 - 04:00 CEST	1B	7.7	18.3	30.7
2026-04-04 02:00 - 05:00 CEST	1B	7.7	19.3	32.0
2026-04-04 03:00 - 06:00 CEST	1B	7.3	19.3	32.7
2026-04-04 04:00 - 07:00 CEST	1B	7.3	20.0	32.3
2026-04-04 05:00 - 08:00 CEST	1B	7.3	18.7	31.0
2026-04-04 06:00 - 09:00 CEST	1B	7.3	18.0	30.0
2026-04-04 07:00 - 10:00 CEST	1B	6.7	20.7	32.0
2026-04-04 08:00 - 11:00 CEST	1B	5.3	21.3	35.7
2026-04-04 09:00 - 12:00 CEST	1B	4.3	20.0	33.0
2026-04-04 10:00 - 13:00 CEST	1B	3.3	15.3	29.7
2026-04-04 11:00 - 14:00 CEST	1B	3.3	13.4	26.3
2026-04-04 12:00 - 15:00 CEST	1B	3.0	15.2	26.7
2026-04-04 13:00 - 16:00 CEST	1B	3.0	16.1	24.7
2026-04-04 14:00 - 17:00 CEST	1B	3.0	14.7	26.7
2026-04-04 15:00 - 18:00 CEST	1B	3.0	14.3	33.7

---

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