Updated: 2026-06-15 07:27 CEST

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Basic data
Locality:	Topolniky, Aszod, EMEP
Code:	7TAEA
Type of measuring programme:	Automated measuring program
Locality owner:	Slovak Hydrometeorological Institute
Classification
Abbreviation:	B/R/-
Localization
Coordinates:	47° 57´ 35.997" North latitude 17° 51´ 38.000" East longitude
Altitude:	113 m

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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
2026-06-14 05:00 - 08:00 CEST				17.0	22.7
2026-06-14 06:00 - 09:00 CEST				15.0	37.0
2026-06-14 07:00 - 10:00 CEST				12.3	53.0
2026-06-14 08:00 - 11:00 CEST				10.3	64.7
2026-06-14 09:00 - 12:00 CEST				9.0	72.3
2026-06-14 10:00 - 13:00 CEST				10.0	75.2
2026-06-14 11:00 - 14:00 CEST				11.0	82.0
2026-06-14 12:00 - 15:00 CEST				13.3	86.4
2026-06-14 13:00 - 16:00 CEST				13.7	87.7
2026-06-14 14:00 - 17:00 CEST				14.0	87.7
2026-06-14 15:00 - 18:00 CEST				14.0	87.7
2026-06-14 16:00 - 19:00 CEST				12.7	85.7
2026-06-14 17:00 - 20:00 CEST				11.3	85.3
2026-06-14 18:00 - 21:00 CEST				9.0	83.7
2026-06-14 19:00 - 22:00 CEST				8.0	78.7
2026-06-14 20:00 - 23:00 CEST				6.7	70.0
2026-06-14 21:00 - 00:00 CEST				6.0	60.7
2026-06-14 22:00 - 01:00 CEST				7.0	55.7
2026-06-14 23:00 - 02:00 CEST				6.7	56.3
2026-06-15 00:00 - 03:00 CEST				5.7	57.0
2026-06-15 01:00 - 04:00 CEST				7.3	56.3
2026-06-15 02:00 - 05:00 CEST				11.3	54.3
2026-06-15 03:00 - 06:00 CEST				13.7	45.0
2026-06-15 04:00 - 07:00 CEST				16.7	41.3

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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

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Map of station position

Map is on page with detailed information about locality