Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2021-02-24 23:48 CET

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

Actual measured level of air pollution

Actual unverified data

Date and time	Air quality	SO₂	NO₂	PM₁₀	O₃		O₃ - from model
		3h average	3h average	3h average	3h average		3h average
		[µg/m³]	[µg/m³]	[µg/m³]	[µg/m³]		[µg/m³]
2021-02-23 21:00 - 00:00 CET					22.1
2021-02-23 22:00 - 01:00 CET					17.8
2021-02-23 23:00 - 02:00 CET					12.9
2021-02-24 00:00 - 03:00 CET					9.1
2021-02-24 01:00 - 04:00 CET					4.4
2021-02-24 02:00 - 05:00 CET					2.9
2021-02-24 03:00 - 06:00 CET					2.9
2021-02-24 04:00 - 07:00 CET					2.9
2021-02-24 05:00 - 08:00 CET					3.6
2021-02-24 06:00 - 09:00 CET					4.9
2021-02-24 07:00 - 10:00 CET					6.5
2021-02-24 08:00 - 11:00 CET					7.9
2021-02-24 09:00 - 12:00 CET					9.2
2021-02-24 10:00 - 13:00 CET					11.8
2021-02-24 11:00 - 14:00 CET					16.3
2021-02-24 12:00 - 15:00 CET					22.4
2021-02-24 13:00 - 16:00 CET					29.9
2021-02-24 14:00 - 17:00 CET					35.4
2021-02-24 15:00 - 18:00 CET					35.5
2021-02-24 16:00 - 19:00 CET					30.9
2021-02-24 17:00 - 20:00 CET					24.0
2021-02-24 18:00 - 21:00 CET					19.7
2021-02-24 19:00 - 22:00 CET					16.0
2021-02-24 20:00 - 23:00 CET					11.2

Legend

Level	Index range	Air quality
1A	≥ 0.00 and < 0.34	very good to good
1B	≥ 0.34 and < 0.67	very good to good
2A	≥ 0.67 and < 1.00	acceptable
2B	≥ 1.00 and < 1.50	acceptable
3A	≥ 1.50 and < 2.00	aggravated to bad
3B	≥ 2.00	aggravated to bad

Map of station position

Map is on page with detailed information about locality