Updated: 2026-06-15 07:27 CEST

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Basic data
Locality:	Olesno
Code:	QOLEA
Type of measuring programme:	Automated measuring program
Locality owner:	Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation:	B/U/-
Localization
Coordinates:	50° 52´ 37.141" North latitude 18° 25´ 0.760" East longitude
Altitude:	239 m

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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
2026-06-14 05:00 - 08:00 CEST	1B		3.0	8.5	43.0
2026-06-14 06:00 - 09:00 CEST	1B		2.8	10.8	43.8
2026-06-14 07:00 - 10:00 CEST	1B		2.7	13.5	46.0
2026-06-14 08:00 - 11:00 CEST	1B		2.5	15.0	49.6
2026-06-14 09:00 - 12:00 CEST	1B		2.5	14.7	53.2
2026-06-14 10:00 - 13:00 CEST	1B		2.6	15.8	55.3
2026-06-14 11:00 - 14:00 CEST	1B		2.5	15.5	57.1
2026-06-14 12:00 - 15:00 CEST	1B		2.3	14.8	58.4
2026-06-14 13:00 - 16:00 CEST	1B		2.0	13.9	60.4
2026-06-14 14:00 - 17:00 CEST	2A		1.9	14.3	61.9
2026-06-14 15:00 - 18:00 CEST	2A		2.1	13.1	62.5
2026-06-14 16:00 - 19:00 CEST	1B		2.9	10.1	61.0
2026-06-14 17:00 - 20:00 CEST	1B		3.6	8.4	57.2
2026-06-14 18:00 - 21:00 CEST	1B		3.9	8.7	55.1
2026-06-14 19:00 - 22:00 CEST	1B		4.0	9.5	56.3
2026-06-14 20:00 - 23:00 CEST	1B		3.8	8.3	56.3
2026-06-14 21:00 - 00:00 CEST	1B		3.6	6.5	52.6
2026-06-14 22:00 - 01:00 CEST	1B		2.9	5.0	46.7
2026-06-14 23:00 - 02:00 CEST	1B		2.7	5.4	44.5
2026-06-15 00:00 - 03:00 CEST	1B		2.7	6.4	44.6
2026-06-15 01:00 - 04:00 CEST	1B		2.7	7.2	45.4
2026-06-15 02:00 - 05:00 CEST	1B		2.9	8.6	45.6
2026-06-15 03:00 - 06:00 CEST	1B		3.1	8.8	45.9
2026-06-15 04:00 - 07:00 CEST	1B		3.3	9.4	45.9

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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