Updated: 2025-03-20 01:26 CET

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Basic data		Locality photo
Locality:	Trebic
Code:	JTREA
Type of measuring programme:	Automated measuring program
Locality owner:	Czech Hydrometeorological Institute
Classification
Abbreviation:	B/S/RN
Localization
Coordinates:	49° 13´ 24.378" North latitude 15° 51´ 56.801" East longitude
Altitude:	462 m

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Actual measured level of air pollution

Actual unverified data

Date and time	Air quality	SO₂	NO₂	PM₁₀	O₃		PM₁₀ - from model	O₃ - from model
		3h average	3h average	3h average	3h average		3h average	3h average
		µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³		µg∙m⁻³	µg∙m⁻³
2025-03-18 23:00 - 02:00 CET	1A			20.9	32.5
2025-03-19 00:00 - 03:00 CET	1A			21.7	16.6
2025-03-19 01:00 - 04:00 CET	1A			19.5	3.2
2025-03-19 02:00 - 05:00 CET	1A			18.6	4.1
2025-03-19 03:00 - 06:00 CET	1A			23.3	3.5
2025-03-19 04:00 - 07:00 CET	1B			32.1	3.7
2025-03-19 05:00 - 08:00 CET	1B			40.2	5.1
2025-03-19 06:00 - 09:00 CET	1B			40.9	23.7
2025-03-19 07:00 - 10:00 CET	1B			38.5	45.8
2025-03-19 08:00 - 11:00 CET	1B			37.6	69.0
2025-03-19 09:00 - 12:00 CET	1B			33.2	76.5
2025-03-19 10:00 - 13:00 CET	1B			31.9	79.8
2025-03-19 11:00 - 14:00 CET	1A			26.7	82.3
2025-03-19 12:00 - 15:00 CET	1A			21.2	86.3
2025-03-19 13:00 - 16:00 CET	1A			12.7	90.9
2025-03-19 14:00 - 17:00 CET	1A			12.0	92.3
2025-03-19 15:00 - 18:00 CET	1A			11.9	90.7
2025-03-19 16:00 - 19:00 CET	1A			10.7	83.7
2025-03-19 17:00 - 20:00 CET	1A			18.9	74.1
2025-03-19 18:00 - 21:00 CET	1A			26.2	66.3
2025-03-19 19:00 - 22:00 CET	1B			31.0	65.4
2025-03-19 20:00 - 23:00 CET	1A			22.5	67.6
2025-03-19 21:00 - 00:00 CET	1A			25.4	66.2
2025-03-19 22:00 - 01:00 CET	1A			25.5	62.4

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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