Updated: 2025-12-05 06:26 CET

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Basic data
Locality:	Czestochowa - Armii Krajowej
Code:	WCZAA
Type of measuring programme:	Automated measuring program
Locality owner:	Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation:	T/U/RCI
Localization
Coordinates:	50° 49´ 3.649" North latitude 19° 7´ 2.699" East longitude
Altitude:	248 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
2025-12-04 04:00 - 07:00 CET	1B		24.4	27.1
2025-12-04 05:00 - 08:00 CET	1B		26.1	29.0
2025-12-04 06:00 - 09:00 CET	1B		26.6	33.3
2025-12-04 07:00 - 10:00 CET	1B		27.1	32.7
2025-12-04 08:00 - 11:00 CET	1B		25.9	32.6
2025-12-04 09:00 - 12:00 CET	1B		24.8	31.8
2025-12-04 10:00 - 13:00 CET	1B		25.9	35.1
2025-12-04 11:00 - 14:00 CET	1B		28.2	37.2
2025-12-04 12:00 - 15:00 CET	1B		31.4	40.0
2025-12-04 13:00 - 16:00 CET	1B		33.4	41.1
2025-12-04 14:00 - 17:00 CET	1B		34.6	44.2
2025-12-04 15:00 - 18:00 CET	2A		34.2	48.6
2025-12-04 16:00 - 19:00 CET	2A		32.7	53.1
2025-12-04 17:00 - 20:00 CET	2A		31.0	52.5
2025-12-04 18:00 - 21:00 CET	2A		29.9	47.8
2025-12-04 19:00 - 22:00 CET	1B		28.7	37.7
2025-12-04 20:00 - 23:00 CET	1B		26.0	32.2
2025-12-04 21:00 - 00:00 CET	1B		22.6	28.1
2025-12-04 22:00 - 01:00 CET	1B		19.3	28.2
2025-12-04 23:00 - 02:00 CET	1B		17.7	27.3
2025-12-05 00:00 - 03:00 CET	1B		17.1	27.6
2025-12-05 01:00 - 04:00 CET	1B		17.2	29.3
2025-12-05 02:00 - 05:00 CET	1B		17.8	30.3
2025-12-05 03:00 - 06:00 CET			18.2

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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