Updated: 2026-08-20 13:26 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
2026-08-19 13:00 - 14:00 CEST					65.6	36.5
2026-08-19 14:00 - 15:00 CEST					67.8	42.7
2026-08-19 15:00 - 16:00 CEST					75.0	49.8
2026-08-19 16:00 - 17:00 CEST					83.6	57.3
2026-08-19 17:00 - 18:00 CEST					89.0	65.0
2026-08-19 18:00 - 19:00 CEST					83.2	70.8
2026-08-19 19:00 - 20:00 CEST					78.0	74.7
2026-08-19 20:00 - 21:00 CEST					72.0	76.8
2026-08-19 21:00 - 22:00 CEST					70.8	77.4
2026-08-19 22:00 - 23:00 CEST					54.9	75.8
2026-08-19 23:00 - 00:00 CEST					49.5	72.6
2026-08-20 00:00 - 01:00 CEST					59.7	69.6
2026-08-20 01:00 - 02:00 CEST					63.4	66.4
2026-08-20 02:00 - 03:00 CEST					63.2	63.9
2026-08-20 03:00 - 04:00 CEST						61.9
2026-08-20 04:00 - 05:00 CEST					55.1	59.5
2026-08-20 05:00 - 06:00 CEST					47.3	56.2
2026-08-20 06:00 - 07:00 CEST					34.7	53.3
2026-08-20 07:00 - 08:00 CEST					32.1	50.8
2026-08-20 08:00 - 09:00 CEST					33.9	47.1
2026-08-20 09:00 - 10:00 CEST					47.5	44.8
2026-08-20 10:00 - 11:00 CEST					63.8	44.9
2026-08-20 11:00 - 12:00 CEST					65.8	47.5
2026-08-20 12:00 - 13:00 CEST					77.8	50.4

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