Updated: 2025-06-10 08:29 CEST

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Locality

Basic data		Locality photo
Locality:	Hradec Kralove-observator
Code:	HHKOK
Type of measuring programme:	Combination measuring program
Locality owner:	Czech Hydrometeorological Institute
Classification
Abbreviation:	B/S/R
Localization
Coordinates:	50° 10´ 39.473" North latitude 15° 50´ 18.205" East longitude
Altitude:	276 m

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Actual measured level of air pollution

Actual unverified data

Date and time	SO₂		NO₂	CO	O₃		PM₁₀		PM₂.₅
	1h	24h	1h	8h average	1h	8h average	1h	24h average	1h
	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³
2025-06-09 08:00 - 09:00 CEST					55.1	59.0
2025-06-09 09:00 - 10:00 CEST					61.0	58.6
2025-06-09 10:00 - 11:00 CEST					66.4	59.5
2025-06-09 11:00 - 12:00 CEST					69.4	60.7
2025-06-09 12:00 - 13:00 CEST					72.8	62.3
2025-06-09 13:00 - 14:00 CEST					78.2	64.5
2025-06-09 14:00 - 15:00 CEST					81.0	67.4
2025-06-09 15:00 - 16:00 CEST					82.8	70.8
2025-06-09 16:00 - 17:00 CEST					85.2	74.6
2025-06-09 17:00 - 18:00 CEST					87.8	77.9
2025-06-09 18:00 - 19:00 CEST					87.2	80.6
2025-06-09 19:00 - 20:00 CEST					83.2	82.3
2025-06-09 20:00 - 21:00 CEST					76.2	82.7
2025-06-09 21:00 - 22:00 CEST					68.2	81.4
2025-06-09 22:00 - 23:00 CEST					68.6	79.9
2025-06-09 23:00 - 00:00 CEST					67.4	78.0
2025-06-10 00:00 - 01:00 CEST					58.3	74.6
2025-06-10 01:00 - 02:00 CEST					39.7	68.6
2025-06-10 02:00 - 03:00 CEST					31.9	61.7
2025-06-10 03:00 - 04:00 CEST						58.6
2025-06-10 04:00 - 05:00 CEST					38.5	53.2
2025-06-10 05:00 - 06:00 CEST					25.1	47.1
2025-06-10 06:00 - 07:00 CEST					19.6	40.1
2025-06-10 07:00 - 08:00 CEST					20.9	33.4

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

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Map of station position

Map is on page with detailed information about locality