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: 2025-12-05 06:26 CET


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
2025-12-04 04:00 - 07:00 CET 2A 1.3 28.2 74.9 2.3
2025-12-04 05:00 - 08:00 CET 2A 1.3 29.0 69.7 1.4
2025-12-04 06:00 - 09:00 CET 2A 1.8 30.1 72.6 1.5
2025-12-04 07:00 - 10:00 CET 2B 2.7 35.4 73.9 2.1
2025-12-04 08:00 - 11:00 CET 2B 5.4 42.1 84.8 2.9
2025-12-04 09:00 - 12:00 CET 2B 7.2 49.3 88.1 3.3
2025-12-04 10:00 - 13:00 CET 2B 8.5 53.3 93.3 3.9
2025-12-04 11:00 - 14:00 CET 2B 8.0 55.2 94.3 4.2
2025-12-04 12:00 - 15:00 CET 2B 7.7 56.6 93.7 4.0
2025-12-04 13:00 - 16:00 CET 2B 6.3 57.4 86.9 2.8
2025-12-04 14:00 - 17:00 CET 2B 5.0 59.3 87.6 1.7
2025-12-04 15:00 - 18:00 CET 2B 3.5 60.7 97.5 1.0
2025-12-04 16:00 - 19:00 CET 2B 2.3 59.6 106.5 1.0
2025-12-04 17:00 - 20:00 CET 2B 2.5 55.0 103.3 1.3
2025-12-04 18:00 - 21:00 CET 2B 2.5 52.4 101.7 1.3
2025-12-04 19:00 - 22:00 CET 2B 2.5 48.9 96.4 1.3
2025-12-04 20:00 - 23:00 CET 2B 2.4 46.8 87.0 1.0
2025-12-04 21:00 - 00:00 CET 2B 2.7 44.1 76.9 1.0
2025-12-04 22:00 - 01:00 CET 2B 3.2 44.1 70.9 1.0
2025-12-04 23:00 - 02:00 CET 2A 3.2 43.4 66.3 1.0
2025-12-05 00:00 - 03:00 CET 2A 2.9 42.3 63.6 1.0
2025-12-05 01:00 - 04:00 CET 2A 2.9 40.7 57.9 1.0
2025-12-05 02:00 - 05:00 CET 2A 2.9 40.0 58.3 1.0
2025-12-05 03:00 - 06:00 CET 2A 2.3 38.8 45.1 1.0

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