Updated: 2025-04-03 03:25 CEST

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Basic data
Locality:	Olawa-Zolnierzyak
Code:	VOLZA
Type of measuring programme:	Automated measuring program
Locality owner:	Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation:	B/U/-
Localization
Coordinates:	50° 56´ 31.466" North latitude 17° 17´ 28.796" East longitude
Altitude:	130 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
2025-04-02 01:00 - 04:00 CEST	2A		6.4	26.3	54.4
2025-04-02 02:00 - 05:00 CEST	2A		6.8	23.8	53.4
2025-04-02 03:00 - 06:00 CEST	2A		8.5	21.2	53.4
2025-04-02 04:00 - 07:00 CEST	2A		11.1	20.5	52.3
2025-04-02 05:00 - 08:00 CEST	2A		14.9	21.8	47.1
2025-04-02 06:00 - 09:00 CEST	2A		15.7	22.6	44.4
2025-04-02 07:00 - 10:00 CEST	2A		13.9	23.2	45.2
2025-04-02 08:00 - 11:00 CEST	2A		10.6	23.5	48.5
2025-04-02 09:00 - 12:00 CEST	2A		8.3	29.4	51.8
2025-04-02 10:00 - 13:00 CEST	2A		7.9	33.8	56.1
2025-04-02 11:00 - 14:00 CEST	2B		7.4	39.6	65.7
2025-04-02 12:00 - 15:00 CEST	2B		8.0	40.1	76.2
2025-04-02 13:00 - 16:00 CEST	2B		8.9	39.6	85.4
2025-04-02 14:00 - 17:00 CEST	2B		9.3	34.9	91.1
2025-04-02 15:00 - 18:00 CEST	2B		8.2	27.6	95.1
2025-04-02 16:00 - 19:00 CEST	2B		8.3	24.0	94.8
2025-04-02 17:00 - 20:00 CEST	2B		14.7	22.8	85.1
2025-04-02 18:00 - 21:00 CEST	2A		30.0	27.9	64.3
2025-04-02 19:00 - 22:00 CEST	2A		39.8	32.2	48.5
2025-04-02 20:00 - 23:00 CEST	2A		38.4	35.7	45.4
2025-04-02 21:00 - 00:00 CEST	2A		24.4	31.7	55.0
2025-04-02 22:00 - 01:00 CEST	2A		14.1	27.7	60.8
2025-04-02 23:00 - 02:00 CEST			9.6		61.9
2025-04-03 00:00 - 03:00 CEST

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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