Titre Citeair index and modelling maps

Citeair index scale

See Citeair index calculation grid.
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Air quality report for the 20/07/2019


Paris agglomeration Citeair index


  • The pollution index was  Low on the 20/07/2019

Paris agglomeration index:   39  
Due to the pollutant: Nitrogen Dioxide

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 39 393027
Paris 37 372427
Seine-et-Marne 34 223426
Yvelines 32 322523
Essonne 34 342829
Hauts-de-Seine 39 392626
Seine-Saint-Denis 37 372826
Val-de-Marne 35 352727
Val d'Oise 37 372925

Please click on the administrative unit name to find more details

5 pm bulletin: air quality forecast for the 21/07/2019

  • The pollution index will be  Low for the 21/07/2019

Paris agglomeration index:  48  
Due to the pollutant: Ozone

The maximum levels at the background stations between:
  • 100 µg/m³ and 130 µg/m³ for Ozone (O3)
  • 40 µg/m³ and 70 µg/m³ for Nitrogen dioxide (NO2)
  • 15 µg/m³ and 25 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 48 264832
Paris 40 264031
Seine-et-Marne 48 224831
Yvelines 41 184131
Essonne 43 214331
Hauts-de-Seine 37 263731
Seine-Saint-Denis 46 224631
Val-de-Marne 44 224432
Val d'Oise 43 204331

Please click on the administrative unit name to find more details

Midday bulletin : air quality forecast for the 22/07/2019 made the 21/07/2019
Next bulletin at 5 pm

  • The pollution index will be  Medium for the 22/07/2019

Paris agglomeration index:  64  
Due to the pollutant: Ozone

The maximum levels at the background stations between:
  • 150 µg/m³ and 180 µg/m³ for Ozone (O3)
  • 50 µg/m³ and 80 µg/m³ for Nitrogen dioxide (NO2)
  • 15 µg/m³ and 25 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 64 276431
Paris 53 275331
Seine-et-Marne 52 145220
Yvelines 64 276431
Essonne 52 265227
Hauts-de-Seine 56 275631
Seine-Saint-Denis 55 265529
Val-de-Marne 51 265127
Val d'Oise 65 276531

Please click on the administrative unit name to find more details


Index database


  • To access the index database, please click here.