LAQN Pollution Levels
Harrow - Stanmore (Level 2)
Brent - Kingsbury (closed)
Harrow - Pinner Road (Level 2)
Brent - Ikea Car Park (closed)
Brent - Ikea (Level 2)
Hillingdon - South Ruislip (closed)
Ealing - Greenford (closed)
Brent - Harlesden (closed)
Ealing - Hanger Lane Gyratory (Level 2)
Hillingdon - Hillingdon Hospital (closed)
Ealing - Western Avenue (Level 2)
Ealing - Court Way (closed)
Ealing - Horn Lane (Level 2)
Ealing - Horn Lane TEOM (Level 2)
Ealing - Ealing Town Hall (closed)
Ealing - Southall (closed)
Ealing - Southall FDMS (closed)
Ealing - Acton Town Hall (Partisol) (closed)
Ealing - Acton Town Hall (closed)
Ealing - Acton Town Hall FDMS (closed)
Ealing - Southall Railway (closed)
Ealing - Acton Vale  (Level 2)
Hounslow and Ealing - Gunnersbury Avenue (closed)
Area Map

Peak air pollution levels for Monday 31 May 2021


How is the index calculated?

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Low (1-3) Moderate (4-6) High (7-9)
Low (1-3) Moderate (4-6) High (7-9)
Very High (10) No Data Closed
Very High (10) No Data Closed
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How the bands are calculated

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This map shows daily maximum index values for the date you have selected. Manually checked data from each operational monitoring site is included.

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