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Latest air quality summary

Number of monitoring sites in each pollution band

Heathrow Airwatch was last updated at 22:00 on Friday 19th April 2024

  • Low22
  • Moderate0
  • High0
  • Very High0
  • No Data0
  • 22

    Total monitoring sites

Green Low (1-3) Orange Moderate (4-6) Red High (7-9) Purple Very High (10)
Grey Offline | Find out more about the air pollution index and bandings

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Hounslow Gunnersbury

Site Information
Environment Type Suburban
Coordinates (Lat/Long) 51.500676, -0.284383
Altitude 2m
Kerb Distance 4
Site Comments Hounslow - Hatton Cross

Monitoring Networks

Heathrow airwatch

Parameter Date Started Date Ended
Modelled Temperature 01/08/2010 -
Modelled Wind Direction 01/08/2010 -
Modelled Wind Speed 01/08/2010 -
Nitric Oxide 05/01/2006 -
Nitrogen dioxide 05/01/2006 -
Oxides of Nitrogen 05/01/2006 -
PM10 Particulate matter 05/01/2006 -
PM10 Particulate matter 05/01/2006 -