Updated: 2025-01-22 04:29 CET

---

Basic data
Locality:	Bielsko Biala
Code:	WBIBA
Type of measuring programme:	Automated measuring program
Locality owner:	Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation:	B/U/RC
Localization
Coordinates:	49° 48´ 48.502" North latitude 19° 1´ 38.348" East longitude
Altitude:	372 m

---

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
2025-01-21 02:00 - 05:00 CET	1B	14.0		49.6	5.2
2025-01-21 03:00 - 06:00 CET	1B	13.1		41.3	5.0
2025-01-21 04:00 - 07:00 CET	1B	12.6		34.4	4.3
2025-01-21 05:00 - 08:00 CET	1B	12.4		35.6	4.1
2025-01-21 06:00 - 09:00 CET	1B	12.9		34.7	4.2
2025-01-21 07:00 - 10:00 CET	1B	15.2		36.8	5.7
2025-01-21 08:00 - 11:00 CET	1B	18.1		38.3	7.8
2025-01-21 09:00 - 12:00 CET	1B	24.8		39.3	11.8
2025-01-21 10:00 - 13:00 CET	1B	32.7		38.7	15.5
2025-01-21 11:00 - 14:00 CET	1B	36.3		39.3	18.3
2025-01-21 12:00 - 15:00 CET	1B	33.2		39.8	18.3
2025-01-21 13:00 - 16:00 CET	1B	23.6		39.2	16.1
2025-01-21 14:00 - 17:00 CET	1B	17.2		38.2	11.5
2025-01-21 15:00 - 18:00 CET	1B	13.5		41.4	7.6
2025-01-21 16:00 - 19:00 CET	1B	14.2		48.5	4.9
2025-01-21 17:00 - 20:00 CET	1B	15.1		52.7	4.9
2025-01-21 18:00 - 21:00 CET	1B	14.5		50.3	4.9
2025-01-21 19:00 - 22:00 CET	1B	13.6		51.6	5.2
2025-01-21 20:00 - 23:00 CET	1B	15.0		51.6	5.2
2025-01-21 21:00 - 00:00 CET	2A	18.6		58.8	5.4
2025-01-21 22:00 - 01:00 CET	2A	21.6		67.1	5.5
2025-01-21 23:00 - 02:00 CET	2A	22.9		70.8	5.6
2025-01-22 00:00 - 03:00 CET	2A	25.0		72.8	5.7
2025-01-22 01:00 - 04:00 CET		26.6			5.6

---

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

---

---

Map of station position

Map is on page with detailed information about locality