Updated: 2025-06-11 01:27 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
2025-06-09 23:00 - 02:00 CEST	1B		8.7	13.2	31.6
2025-06-10 00:00 - 03:00 CEST	1B		8.5	12.0	24.7
2025-06-10 01:00 - 04:00 CEST	1B		7.7	13.1	22.5
2025-06-10 02:00 - 05:00 CEST	1B		8.5	13.4	20.5
2025-06-10 03:00 - 06:00 CEST	1B		9.0	13.8	19.8
2025-06-10 04:00 - 07:00 CEST	1B		9.7	14.6	21.7
2025-06-10 05:00 - 08:00 CEST	1B		9.9	14.5	25.5
2025-06-10 06:00 - 09:00 CEST	1B		9.7	12.9	34.3
2025-06-10 07:00 - 10:00 CEST	1B		8.2	10.0	47.4
2025-06-10 08:00 - 11:00 CEST	1B		6.6	8.7	61.5
2025-06-10 09:00 - 12:00 CEST	2A		5.4	8.7	72.9
2025-06-10 10:00 - 13:00 CEST	2A		4.9	10.8	80.3
2025-06-10 11:00 - 14:00 CEST	2A		5.3	13.3	85.4
2025-06-10 12:00 - 15:00 CEST	2A		5.5	15.8	88.5
2025-06-10 13:00 - 16:00 CEST	2A		6.4	18.0	88.8
2025-06-10 14:00 - 17:00 CEST	2B		6.7	20.7	88.5
2025-06-10 15:00 - 18:00 CEST	2B		7.0	23.8	87.5
2025-06-10 16:00 - 19:00 CEST	2B		7.3	24.3	88.9
2025-06-10 17:00 - 20:00 CEST	2B		8.9	25.3	86.9
2025-06-10 18:00 - 21:00 CEST	2B		11.3	25.0	81.8
2025-06-10 19:00 - 22:00 CEST	2A		12.8	25.8	74.6
2025-06-10 20:00 - 23:00 CEST	2A		11.6	25.5	71.3
2025-06-10 21:00 - 00:00 CEST	2A		9.1	25.9	70.7
2025-06-10 22:00 - 01:00 CEST	2A		6.9	26.5	71.6

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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