Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2025-06-11 01:27 CEST


Basic data Locality photo
Locality: Sneznik
Code: USNZA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/R/N-REG
Localization
Coordinates: 50° 47´ 21.998" North latitude 14° 5´ 12.475" East longitude
Altitude: 590 m

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
2025-06-09 23:00 - 02:00 CEST 2A 1.3 2.5 79.4 10.6
2025-06-10 00:00 - 03:00 CEST 2A 1.3 2.9 77.7 10.5
2025-06-10 01:00 - 04:00 CEST 2A 1.3 3.5 75.7 10.8
2025-06-10 02:00 - 05:00 CEST 2A 1.3 3.9 73.1 12.2
2025-06-10 03:00 - 06:00 CEST 2A 1.3 4.3 72.4 11.8
2025-06-10 04:00 - 07:00 CEST 2A 1.3 5.0 68.8 15.9
2025-06-10 05:00 - 08:00 CEST 2A 1.3 5.2 66.7 16.9
2025-06-10 06:00 - 09:00 CEST 2A 1.3 5.8 63.5 18.3
2025-06-10 07:00 - 10:00 CEST 2A 1.3 5.2 66.9 18.7
2025-06-10 08:00 - 11:00 CEST 2A 1.3 5.0 70.4 18.3
2025-06-10 09:00 - 12:00 CEST 2A 1.8 4.8 75.5 17.6
2025-06-10 10:00 - 13:00 CEST 2A 2.5 5.1 78.4 17.6
2025-06-10 11:00 - 14:00 CEST 2A 3.4 5.3 82.1 18.0
2025-06-10 12:00 - 15:00 CEST 2A 2.9 4.7 88.3 17.9
2025-06-10 13:00 - 16:00 CEST 2A 2.2 4.0 94.2 14.4
2025-06-10 14:00 - 17:00 CEST 2B 1.8 3.9 101.3 16.1
2025-06-10 15:00 - 18:00 CEST 2B 2.3 4.5 107.2 16.8
2025-06-10 16:00 - 19:00 CEST 2B 2.3 4.4 104.7 18.9
2025-06-10 17:00 - 20:00 CEST 2B 1.8 3.9 100.3 18.1
2025-06-10 18:00 - 21:00 CEST 2B 1.3 3.2 99.8 20.1
2025-06-10 19:00 - 22:00 CEST 2B 1.3 3.2 103.6 21.4
2025-06-10 20:00 - 23:00 CEST 2B 1.3 3.3 107.7 25.0
2025-06-10 21:00 - 00:00 CEST 2B 1.3 3.4 92.5 26.0
2025-06-10 22:00 - 01:00 CEST 2A 1.3 3.4 79.0 24.7

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


Map of station position

Map is on page with detailed information about locality