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LAQN Pollution Levels
Ealing - Southall (Level 1)
Ealing - Acton Town Hall (Level 1)
Ealing - Acton Town Hall FDMS (Level 2)
Hammersmith and Fulham - Brook Green (closed)
Kensington and Chelsea - Cromwell Road (no data)
Kensington and Chelsea - Pembroke Road (closed)
Hillingdon - Sipson Road (Level 1)
Hounslow - Brentford (closed)
Hounslow - Chiswick High Road (no data)
Hammersmith and Fulham - Broadway (closed)
Kensington and Chelsea - Earls Court Rd (no data)
Hillingdon - Harlington (no data)
Hounslow - Brentford (no data)
Hounslow - Brentford (closed)
Richmond - Castelnau (Level 1)
Hounslow - Cranford (no data)
Hillingdon - Oxford Avenue (no data)
Hounslow - Heston Road (no data)
Heathrow Airport (no data)
Richmond - Barnes Wetlands (no data)
Wandsworth - Putney High Street Facade (Level 1)
Wandsworth - Putney High Street (Level 2)
Hounslow - Hatton Cross (Level 1)
Wandsworth - Town Hall (Level 1)
Wandsworth - Roehampton (closed)
Wandsworth - High Street (closed)
Wandsworth - Garratt Lane (no data)
Hounslow - Feltham (no data)
Richmond - National Physical Laboratory (Level 1)
Kingston - Town Centre (closed)
Richmond - Hampton Court Road (no data)
Merton - Morden Civic Centre (Level 1)
Elmbridge - Hampton Court Parade (no data)
Elmbridge - Walton High Street (no data)

Air pollution levels recorded on Friday 10 September 2010, 03:00-04:00BST
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Low (1-3) Moderate (4-6) High (7-9)
Low (1-3) Moderate (4-6) High (7-9)
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Very High (10) No Data Closed
Very High (10) No Data Closed
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This map shows the latest hourly readings downloaded from LAQN pollution analysers in and around Richmond. Not all analysers on the network are contacted every hour, so some sites may show 'no data'. Data have undergone automatic validity checks.
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