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: 2025-09-08 18:25 CEST


Basic data Locality photo
Locality: Ostrava-Fifejdy
Code: TOFFA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 49° 50´ 21.075" North latitude 18° 15´ 49.281" East longitude
Altitude: 220 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
2025-09-07 16:00 - 19:00 CEST 1B 5.2 5.6 3.1 64.8
2025-09-07 17:00 - 20:00 CEST 1B 4.6 6.3 2.5 62.9
2025-09-07 18:00 - 21:00 CEST 1B 4.1 8.9 9.3 57.4
2025-09-07 19:00 - 22:00 CEST 1B 3.6 14.8 12.7 45.8
2025-09-07 20:00 - 23:00 CEST 1B 3.1 20.3 16.7 32.4
2025-09-07 21:00 - 00:00 CEST 1B 3.1 23.8 18.1 22.3
2025-09-07 22:00 - 01:00 CEST 1B 3.1 20.3 18.0 21.3
2025-09-07 23:00 - 02:00 CEST 1B 2.6 16.3 16.7 21.7
2025-09-08 00:00 - 03:00 CEST 1B 2.5 12.2 13.6 23.0
2025-09-08 01:00 - 04:00 CEST 1B 2.4 12.9 16.2 17.4
2025-09-08 02:00 - 05:00 CEST 1B 3.0 12.8 22.5 14.9
2025-09-08 03:00 - 06:00 CEST 1B 2.4 13.8 21.7 14.7
2025-09-08 04:00 - 07:00 CEST 1B 2.6 15.0 19.4 14.3
2025-09-08 05:00 - 08:00 CEST 1B 2.8 19.1 18.5 12.3
2025-09-08 06:00 - 09:00 CEST 1B 3.6 22.6 27.3 11.3
2025-09-08 07:00 - 10:00 CEST 1B 3.7 24.5 30.0 12.6
2025-09-08 08:00 - 11:00 CEST 1B 2.3 18.9 29.4 15.7
2025-09-08 09:00 - 12:00 CEST 1B 1.3 13.2 22.7 20.5
2025-09-08 10:00 - 13:00 CEST 1B 1.9 11.8 18.7 25.0
2025-09-08 11:00 - 14:00 CEST 1B 2.7 10.0 19.9 30.4
2025-09-08 12:00 - 15:00 CEST 1B 3.8 10.7 17.6 34.7
2025-09-08 13:00 - 16:00 CEST 1B 5.3 12.5 21.9 39.0
2025-09-08 14:00 - 17:00 CEST 1B 5.4 12.9 17.1 45.2
2025-09-08 15:00 - 18:00 CEST 2A 5.1 10.9 14.3 55.4

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