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: 2026-04-04 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
2026-04-03 16:00 - 19:00 CEST 2B 2.4 6.7 20.0 94.3
2026-04-03 17:00 - 20:00 CEST 2B 1.8 8.9 27.2 87.9
2026-04-03 18:00 - 21:00 CEST 2B 1.8 12.9 26.0 77.1
2026-04-03 19:00 - 22:00 CEST 2A 2.6 15.1 26.7 66.0
2026-04-03 20:00 - 23:00 CEST 2A 3.4 18.0 25.5 56.1
2026-04-03 21:00 - 00:00 CEST 2A 3.4 18.5 32.2 48.1
2026-04-03 22:00 - 01:00 CEST 2A 2.6 24.8 36.1 36.1
2026-04-03 23:00 - 02:00 CEST 2A 2.3 23.7 39.3 32.2
2026-04-04 00:00 - 03:00 CEST 2A 2.5 22.9 36.2 30.1
2026-04-04 01:00 - 04:00 CEST 2A 3.4 17.9 36.7 32.4
2026-04-04 02:00 - 05:00 CEST 2A 5.2 17.9 32.7 32.6
2026-04-04 03:00 - 06:00 CEST 2A 7.0 17.1 34.0 35.7
2026-04-04 04:00 - 07:00 CEST 2A 8.4 15.8 29.0 40.6
2026-04-04 05:00 - 08:00 CEST 2A 8.8 16.0 29.3 43.4
2026-04-04 06:00 - 09:00 CEST 2A 8.9 16.4 24.8 47.1
2026-04-04 07:00 - 10:00 CEST 2A 7.1 13.8 19.8 53.8
2026-04-04 08:00 - 11:00 CEST 2A 3.4 9.9 15.1 61.9
2026-04-04 09:00 - 12:00 CEST 2A 2.6 8.8 10.8 70.5
2026-04-04 10:00 - 13:00 CEST 2A 1.3 7.3 12.0 74.7
2026-04-04 11:00 - 14:00 CEST 2A 1.8 6.2 10.3 77.7
2026-04-04 12:00 - 15:00 CEST 2A 1.8 6.0 10.9 76.6
2026-04-04 13:00 - 16:00 CEST 2A 2.4 6.3 8.2 74.7
2026-04-04 14:00 - 17:00 CEST 2A 1.8 6.7 7.8 71.5
2026-04-04 15:00 - 18:00 CEST 2A 2.5 7.8 8.3 67.9

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