Titre Citeair index and modelling maps

Citeair index scale

See Citeair index calculation grid.
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Air quality report for the 25/09/2020


Paris agglomeration Citeair index


  • The pollution index was  Low on the 25/09/2020

Paris agglomeration index:   30  
Due to the pollutant: Ozone

Index modelling map of the Ile-de-France region


Global
Nitrogen dioxyde (NO2)
Ozone (O3)
Particulate matter (PM10)


légende


Index by administrative unit

 global Nitrogen DioxydeOzoneParticulate matter
Agglomération 30 163020
Paris 27 162720
Seine-et-Marne 31 143116
Yvelines 31 133118
Essonne 31 143120
Hauts-de-Seine 28 142820
Seine-Saint-Denis 28 152818
Val-de-Marne 27 162720
Val d'Oise 30 133016

Please click on the administrative unit name to find more details

5 pm bulletin: air quality forecast for the 26/09/2020

  • The pollution index will be  Low for the 26/09/2020

Paris agglomeration index:  30  
Due to the pollutant: Ozone

The maximum levels at the background stations between:
  • 70 µg/m³ and 100 µg/m³ for Ozone (O3)
  • 20 µg/m³ and 50 µg/m³ for Nitrogen dioxide (NO2)
  • 10 µg/m³ and 20 µg/m³ for Particulate matter (PM10)

Index modelling map of the Ile-de-France region


Global
Nitrogen dioxyde (NO2)
Ozone (O3)
Particulate matter (PM10)


légende


Index by administrative unit

 global Nitrogen DioxydeOzoneParticulate matter
Agglomération 30 103020
Paris 27 92720
Seine-et-Marne 30 103018
Yvelines 30 103016
Essonne 30 103020
Hauts-de-Seine 28 82820
Seine-Saint-Denis 28 102820
Val-de-Marne 28 92820
Val d'Oise 29 92918

Please click on the administrative unit name to find more details

Midday bulletin : air quality forecast for the 27/09/2020 made the 26/09/2020
Next bulletin at 5 pm

  • The pollution index will be  Low for the 27/09/2020

Paris agglomeration index:  33  
Due to the pollutant: Ozone

The maximum levels at the background stations between:
  • 55 µg/m³ and 85 µg/m³ for Ozone (O3)
  • 20 µg/m³ and 50 µg/m³ for Nitrogen dioxide (NO2)
  • 10 µg/m³ and 20 µg/m³ for Particulate matter (PM10)

Index modelling map of the Ile-de-France region


Global
Nitrogen dioxyde (NO2)
Ozone (O3)
Particulate matter (PM10)


légende


Index by administrative unit

 global Nitrogen DioxydeOzoneParticulate matter
Agglomération 33 103323
Paris 31 103123
Seine-et-Marne 34 73423
Yvelines 33 53323
Essonne 33 83321
Hauts-de-Seine 32 93223
Seine-Saint-Denis 33 83323
Val-de-Marne 32 103223
Val d'Oise 34 63423

Please click on the administrative unit name to find more details


Index database


  • To access the index database, please click here.