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: 2026-05-24 17:25 CEST


Basic data Locality photo
Locality: Prachatice
Code: CPRAA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/S/R
Localization
Coordinates: 49° 0´ 57.912" North latitude 14° 0´ 1.600" East longitude
Altitude: 583 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
2026-05-23 15:00 - 18:00 CEST 2A 3.4 5.0 98.4
2026-05-23 16:00 - 19:00 CEST 2A 3.5 6.3 99.9
2026-05-23 17:00 - 20:00 CEST 2A 3.6 8.2 99.4
2026-05-23 18:00 - 21:00 CEST 2A 5.1 12.9 92.2
2026-05-23 19:00 - 22:00 CEST 2A 6.2 12.6 81.9
2026-05-23 20:00 - 23:00 CEST 2A 7.3 11.6 69.7
2026-05-23 21:00 - 00:00 CEST 1B 6.8 6.8 61.5
2026-05-23 22:00 - 01:00 CEST 1B 7.0 7.5 55.7
2026-05-23 23:00 - 02:00 CEST 1B 7.7 9.9 49.6
2026-05-24 00:00 - 03:00 CEST 1B 6.8 12.6 48.0
2026-05-24 01:00 - 04:00 CEST 1B 6.7 11.4 47.0
2026-05-24 02:00 - 05:00 CEST 1B 4.6 12.9 48.5
2026-05-24 03:00 - 06:00 CEST 1B 4.1 14.7 54.9
2026-05-24 04:00 - 07:00 CEST 2A 5.7 18.4 58.7
2026-05-24 05:00 - 08:00 CEST 2A 6.0 15.7 59.3
2026-05-24 06:00 - 09:00 CEST 1B 7.0 13.4 57.7
2026-05-24 07:00 - 10:00 CEST 2A 5.2 13.1 69.8
2026-05-24 08:00 - 11:00 CEST 2A 4.3 13.3 85.6
2026-05-24 09:00 - 12:00 CEST 2B 2.2 12.9 103.3
2026-05-24 10:00 - 13:00 CEST 2B 1.4 8.6 109.5
2026-05-24 11:00 - 14:00 CEST 2B 1.0 8.5 111.3
2026-05-24 12:00 - 15:00 CEST 2B 1.4 7.1 113.1
2026-05-24 13:00 - 16:00 CEST 2B 1.9 10.1 112.8
2026-05-24 14:00 - 17:00 CEST 2B 2.5 12.1 111.8

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