Updated: 2026-05-24 17:27 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 average	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
2026-05-23 17:00 - 18:00 CEST					102.5	102.6
2026-05-23 18:00 - 19:00 CEST					100.7	102.9
2026-05-23 19:00 - 20:00 CEST					100.3	102.4
2026-05-23 20:00 - 21:00 CEST					96.0	101.1
2026-05-23 21:00 - 22:00 CEST					89.2	99.2
2026-05-23 22:00 - 23:00 CEST					87.2	97.4
2026-05-23 23:00 - 00:00 CEST					80.8	94.9
2026-05-24 00:00 - 01:00 CEST					69.0	90.7
2026-05-24 01:00 - 02:00 CEST					60.6	85.5
2026-05-24 02:00 - 03:00 CEST					66.6	81.2
2026-05-24 03:00 - 04:00 CEST						78.5
2026-05-24 04:00 - 05:00 CEST					50.3	72.0
2026-05-24 05:00 - 06:00 CEST					32.9	63.9
2026-05-24 06:00 - 07:00 CEST					40.3	57.2
2026-05-24 07:00 - 08:00 CEST					45.3	52.1
2026-05-24 08:00 - 09:00 CEST					53.9	50.0
2026-05-24 09:00 - 10:00 CEST					68.2	51.1
2026-05-24 10:00 - 11:00 CEST					86.8	54.0
2026-05-24 11:00 - 12:00 CEST					99.8	59.7
2026-05-24 12:00 - 13:00 CEST					108.5	67.0
2026-05-24 13:00 - 14:00 CEST					108.3	76.4
2026-05-24 14:00 - 15:00 CEST					110.5	85.2
2026-05-24 15:00 - 16:00 CEST					107.3	92.9
2026-05-24 16:00 - 17:00 CEST					107.5	99.6

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