Greater London

Use the tabs below to explore information about the current and historic air pollution levels in this local authority. You can select another local authority using the dropdown menu. 
Fullscreen Map Centre map on LA

Use the map above to explore the monitoring sites in for this local authority and the surrounding area. The table below shows a summary of sites within this local authority - you can click on the site names to get more detailed information.

Active local authority funded monitoring sites

Monitoring Site Ozone
(O3)
Nitrogen Dioxide
(NO2)
Sulphur Dioxide
(SO2)
Particulate Matter
(PM2.5)
Particulate Matter
(PM10)
Highest Pollution Band Last Updated
Cam Road n/m45 (1 Low)n/mn/m22 (2 Low) Low
(Index 2)
14/12/2018
22:00
Chelsea n/m35 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00
Cromwell Road n/m52 (1 Low)n/m17 (2 Low)24 (2 Low) Low
(Index 2)
14/12/2018
22:00
Earls Court Road n/m60 (1 Low)n/mn/m39 (3 Low) Low
(Index 3)
14/12/2018
22:00
Heathrow Green Gates n/m52 (1 Low)n/m19 (2 Low)9 (1 Low) Low
(Index 2)
14/12/2018
22:00
Heathrow LHR2 n/m35 (1 Low)n/m17 (2 Low)10 (1 Low) Low
(Index 2)
14/12/2018
22:00
Hillingdon 1 - South Ruislip n/m81 (2 Low)n/mn/m30 (2 Low) Low
(Index 2)
14/12/2018
20:00
Hillingdon Sipson n/m42 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
07:00
Hounslow Boston Manor Park n/m40 (1 Low)n/mn/m29 (2 Low) Low
(Index 2)
14/12/2018
22:00
Hounslow Brentford n/m59 (1 Low)n/m15 (2 Low)24 (2 Low) Low
(Index 2)
14/12/2018
06:00
Hounslow Chiswick n/m31 (1 Low)n/m27 (3 Low)29 (2 Low) Low
(Index 3)
14/12/2018
22:00
Hounslow Cranford 5 (1 Low)50 (1 Low)3 (1 Low)n/m28 (2 Low) Low
(Index 2)
14/12/2018
21:00
Hounslow Feltham n/m45 (1 Low)n/mn/m32 (2 Low) Low
(Index 2)
14/12/2018
22:00
Hounslow Gunnersbury n/m0 (1 Low)n/mn/m42 (3 Low) Low
(Index 3)
14/12/2018
22:00
Hounslow Hatton Cross n/m36 (1 Low)n/mn/m31 (2 Low) Low
(Index 2)
14/12/2018
22:00
Hounslow Heston n/m51 (1 Low)n/mn/m41 (3 Low) Low
(Index 3)
14/12/2018
22:00
Knightsbridge n/m18 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00
London Barnet Chalgrove School n/m33 (1 Low)n/mn/m28 (2 Low) Low
(Index 2)
14/12/2018
22:00
London Hillingdon Harmondsworth n/m53 (1 Low)n/mn/m24 (2 Low) Low
(Index 2)
14/12/2018
22:00
London Hillingdon Harmondsworth Os n/mn/mn/m5 (1 Low)13 (1 Low) Low
(Index 1)
14/12/2018
06:00
London Hillingdon Hayes n/m51 (1 Low)n/mn/m69 (6 Moderate) Moderate
(Index 6)
14/12/2018
07:00
London Hillingdon Oxford Avenue n/m49 (1 Low)n/mn/m33 (2 Low) Low
(Index 2)
14/12/2018
22:00
Shepherd's Bush n/m55 (1 Low)n/mn/m34 (3 Low) Low
(Index 3)
14/12/2018
22:00
Tally Ho n/m55 (1 Low)n/mn/m24 (2 Low) Low
(Index 2)
14/12/2018
10:00
Tower Hamlets - Blackwall 6 (1 Low)45 (1 Low)n/m22 (2 Low)35 (3 Low) Low
(Index 3)
14/12/2018
22:00
Tower Hamlets - Millwall Park 7 (1 Low)33 (1 Low)n/mn/m27 (2 Low) Low
(Index 2)
14/12/2018
22:00
Tower Hamlets - Victoria Park n/m32 (1 Low)3 (1 Low)n/m26 (2 Low) Low
(Index 2)
14/12/2018
22:00
Waltham Crooked Billet n/m68 (2 Low)n/mn/m51 (4 Moderate) Moderate
(Index 4)
14/12/2018
18:00
Waltham Forest Dawlish Rd n/m45 (1 Low)n/mn/m24 (2 Low) Low
(Index 2)
14/12/2018
15:00
Waltham Forest Leyton n/m44 (1 Low)n/mn/m25 (2 Low) Low
(Index 2)
14/12/2018
18:00
Wren Close n/m32 (1 Low)n/mn/m31 (2 Low) Low
(Index 2)
14/12/2018
22:00
Camden Kerbside n/m48 (1 Low)n/mn/a41 (3 Low) Low
(Index 3)
14/12/2018
22:00
Ealing Horn Lane n/mn/mn/mn/m38 (3 Low) Low
(Index 3)
14/12/2018
22:00
Haringey Roadside n/m44 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00
London Bexley n/m33 (1 Low)n/m22 (2 Low)n/m Low
(Index 2)
14/12/2018
22:00
London Bloomsbury 8 (1 Low)42 (1 Low)2 (1 Low)16 (2 Low)29 (2 Low) Low
(Index 2)
14/12/2018
22:00
London Eltham 12 (1 Low)24 (1 Low)n/m20 (2 Low)n/m Low
(Index 2)
14/12/2018
22:00
London Haringey Priory Park South 5 (1 Low)31 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00
London Harlington 7 (1 Low)51 (1 Low)n/m22 (2 Low)31 (2 Low) Low
(Index 2)
14/12/2018
22:00
London Hillingdon 1 (1 Low)63 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00
London Marylebone Road 5 (1 Low)64 (1 Low)5 (1 Low)26 (3 Low)32 (2 Low) Low
(Index 3)
14/12/2018
22:00
London N. Kensington 8 (1 Low)35 (1 Low)9 (1 Low)13 (2 Low)19 (2 Low) Low
(Index 2)
14/12/2018
22:00
London Teddington Bushy Park n/mn/mn/m21 (2 Low)n/m Low
(Index 2)
14/12/2018
22:00
London Westminster n/m36 (1 Low)n/m22 (2 Low)n/m Low
(Index 2)
14/12/2018
22:00
Southwark A2 Old Kent Road n/m30 (1 Low)n/mn/m35 (3 Low) Low
(Index 3)
14/12/2018
22:00
Tower Hamlets Roadside n/m46 (1 Low)n/mn/mn/m Low
(Index 1)
14/12/2018
22:00

» Visit the Defra UK-AIR website for details of Defra funded AURN monitoring sites

Closed local authority funded monitoring sites

The following monitoring sites are no longer active in this local authority, but you can still access information about them by clicking on their names below.

Monitoring Site Date Ended
Broadway [Closed] (HF1) 01/11/2008
Brook Green [Closed] (HF2) 20/01/2009
Hillingdon 2 - Hillingdon Hospital [Closed] (HI2) 30/09/2011
Scrubs Lane [Closed] (HF3) 27/10/2005
Tant Avenue [Closed] (NEW1) 14/03/2003
Brentford Roadside [Closed] (BRN) 30/09/2007
Bromley Roadside [Closed] (BY1) 06/07/1998
Hounslow Roadside [Closed] (HS1) 16/11/2002
London A3 Roadside [Closed] (A3) 30/09/2007
London Brent [Closed] (BREN) 30/09/2007
London Bridge Place [Closed] (BRI) 30/11/1999
London Bromley [Closed] (BY2) 30/09/2007
London Cromwell Road [Closed] (CRD) 12/09/1996
London Cromwell Road 2 [Closed] (CRD2) 30/09/2012
London Hackney [Closed] (HK4) 30/09/2007
London Haringey [Closed] (HG2) 24/10/2012
London Harrow Stanmore [Closed] (HR3) 28/04/2017
London Lewisham [Closed] (LW1) 30/09/2007
London Southwark [Closed] (SK1) 30/09/2007
London Sutton [Closed] (SUT3) 02/05/2002
London Teddington [Closed] (TED) 21/09/2016
London Wandsworth [Closed] (WA2) 30/09/2007
Southwark Roadside [Closed] (SK2) 21/02/2006
Sutton Roadside [Closed] (SUT1) 02/05/2002
West London [Closed] (WL) 30/09/2007
Overall Pollution Summary:
NO DATA
Very High 10
High 9
  8
  7
Moderate 6
  5
  4
Low 3
  2
  1

Guide to map markers: Markers legend: square markers show LA sites, round markers show AURN

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