Greater London Monitoring Data
Use the tabs below to explore information about the current and historic air pollution levels in this local authority.
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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 |
|---|---|---|---|---|---|---|---|
| Barnet Chalgrove School | n/m | 21 (1 Low) | n/m | n/m | 14 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Barnet Tally Ho | n/m | 67 (1 Low) | n/m | 11 (1 Low) | 20 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Beech Street NOx | n/m | 51 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 08:00 |
| Beech Street PM | n/m | n/m | n/m | n/m | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Bell Wharf Lane | n/m | 25 (1 Low) | n/m | n/m | 17 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Brent Ikea | 16 (1 Low) | n/m | n/m | 11 (1 Low) | n/m | Low (Index 1) |
26/04/2024 07:00 |
| Camden - Coopers Lane | n/m | n/m | n/m | 11 (1 Low) | 17 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Camden - Euston Road | n/m | 59 (1 Low) | n/m | 14 (2 Low) | 23 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Camden High Street | n/m | 25 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 08:00 |
| Ealing Acton Background (sensor) | n/m | 29 (1 Low) | n/m | 11 (1 Low) | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing Ada Lovelace CofE School (sensor) | n/m | 32 (1 Low) | n/m | 15 (2 Low) | 24 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing Alec Reed Academy (sensor) | n/m | 31 (1 Low) | n/m | 9 (1 Low) | 16 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Ealing Fields High School (sensor) | n/m | 26 (1 Low) | n/m | 13 (2 Low) | 22 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing Greenford Background (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 13/03/2024 24:00 |
| Ealing Havelock Primary School (sensor) | n/m | 31 (1 Low) | n/m | 12 (2 Low) | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing John Perryn Primary School (sensor) | n/m | 31 (1 Low) | n/m | 12 (2 Low) | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing Khalsa Primary School (sensor) | n/m | 31 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Ealing Lady Margaret Primary School (sensor) | n/m | 34 (1 Low) | n/m | 10 (1 Low) | 18 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing William Perkin CofE School (sensor) | n/m | 30 (1 Low) | n/m | 12 (2 Low) | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Farringdon Street | n/m | n/a | n/m | 10 (1 Low) | n/m | Low (Index 1) |
26/04/2024 07:00 |
| Fulham Town Centre | 47 (2 Low) | 35 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Greenwich Westhorne Avenue | n/a | n/m | n/m | n/m | n/m | No Data | 25/04/2024 15:00 |
| Greenwich Woolwich Flyover | 28 (1 Low) | n/m | n/m | 7 (1 Low) | n/m | Low (Index 1) |
26/04/2024 08:00 |
| Guildhall | 43 (2 Low) | n/m | n/m | n/m | n/m | Low (Index 2) |
26/04/2024 08:00 |
| Hackney Amhurst Road | n/m | 23 (1 Low) | n/m | n/m | 16 (1 Low) | Low (Index 1) |
26/04/2024 08:00 |
| Hackney Dalston Lane | n/m | 59 (1 Low) | n/m | n/m | 20 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Hackney Green Lanes | n/m | 43 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 08:00 |
| Hackney Homerton Library | n/m | 66 (1 Low) | n/m | n/m | 21 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Hackney Old Street | 40 (2 Low) | 22 (1 Low) | n/m | n/a | 24 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Hackney Queensbridge Road | n/m | n/a | n/m | n/m | n/a | No Data | 25/04/2024 22:00 |
| Hammersmith Town Centre | 57 (2 Low) | 69 (2 Low) | n/m | 7 (1 Low) | 9 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Haringey Wood Green | n/m | 34 (1 Low) | n/m | 10 (1 Low) | 15 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Heathrow Bath Road | n/m | 28 (1 Low) | n/m | 10 (1 Low) | 17 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Heathrow Green Gates | n/m | 28 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Heathrow LHR2 | n/m | 41 (1 Low) | n/m | 8 (1 Low) | 15 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Hillingdon Harmondsworth | n/m | 28 (1 Low) | n/m | n/m | 11 (1 Low) | Low (Index 1) |
26/04/2024 06:00 |
| Hillingdon Harmondsworth Osiris | n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) | Low (Index 1) |
26/04/2024 05:00 |
| Hillingdon Hayes | n/m | 43 (1 Low) | n/m | n/m | 25 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Hillingdon Oxford Avenue | n/m | 33 (1 Low) | n/m | n/m | 17 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Hillingdon Sipson | n/m | 27 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 07:00 |
| Hillingdon South Ruislip | n/m | 50 (1 Low) | n/m | n/m | 18 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Hounslow Brentford | n/m | 46 (1 Low) | n/m | 12 (2 Low) | 35 (3 Low) | Low (Index 3) |
26/04/2024 06:00 |
| Hounslow Chiswick | n/m | 46 (1 Low) | n/m | 11 (1 Low) | 39 (3 Low) | Low (Index 3) |
26/04/2024 07:00 |
| Hounslow Feltham | n/m | 38 (1 Low) | n/m | n/m | 17 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Hounslow Gunnersbury | n/m | 31 (1 Low) | n/m | n/m | 25 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Hounslow Hatton Cross | n/m | 39 (1 Low) | n/m | n/m | n/a | Low (Index 1) |
26/04/2024 06:00 |
| Hounslow Heston | n/m | 44 (1 Low) | n/m | n/m | 17 (2 Low) | Low (Index 2) |
26/04/2024 08:00 |
| Newham Cam Road | n/m | 25 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Newham East Ham Town Hall | n/m | 28 (1 Low) | n/m | 12 (2 Low) | n/m | Low (Index 2) |
26/04/2024 07:00 |
| Newham Wren Close | n/m | 30 (1 Low) | n/m | 11 (1 Low) | 16 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| RBKC Chelsea Old Town Hall | n/m | 41 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 07:00 |
| RBKC Cromwell Road | 52 (2 Low) | 50 (1 Low) | n/m | 13 (2 Low) | 15 (1 Low) | Low (Index 2) |
26/04/2024 08:00 |
| RBKC Earl's Court Road | n/m | 53 (1 Low) | n/m | n/m | 20 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| RBKC Holland Park Avenue (sensor) | n/m | 35 (1 Low) | n/m | n/a | n/a | Low (Index 1) |
26/04/2024 07:00 |
| RBKC Knightsbridge | n/m | 60 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 07:00 |
| RBKC Sedding Street (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 09/02/2024 11:00 |
| Riverwalk | 46 (2 Low) | 27 (1 Low) | n/m | 9 (1 Low) | 15 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Sands End | 52 (2 Low) | 42 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Shepherds Bush Town Centre | n/m | 37 (1 Low) | n/m | 10 (1 Low) | 21 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| The Aldgate School | n/m | n/a | n/m | n/a | n/a | No Data | 19/04/2024 13:00 |
| Tower Hamlets - Blackwall | 54 (2 Low) | 41 (1 Low) | n/m | 12 (2 Low) | 15 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Tower Hamlets - King Edward Memorial Park | n/m | 36 (1 Low) | n/m | 12 (2 Low) | n/m | Low (Index 2) |
26/04/2024 08:00 |
| Tower Hamlets - Millwall Park | 48 (2 Low) | 28 (1 Low) | n/m | n/m | 15 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Tower Hamlets - Roadside | n/m | n/m | n/m | 12 (2 Low) | n/m | Low (Index 2) |
26/04/2024 07:00 |
| Tower Hamlets - Victoria Park | n/m | 29 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Waltham Forest Crooked Billet | n/m | 43 (1 Low) | n/m | n/m | 27 (2 Low) | Low (Index 2) |
26/04/2024 06:00 |
| Waltham Forest Dawlish Rd | n/m | n/a | n/m | 10 (1 Low) | 15 (1 Low) | Low (Index 1) |
26/04/2024 06:00 |
| Waltham Forest Leyton | n/m | n/a | n/m | n/m | 15 (1 Low) | Low (Index 1) |
26/04/2024 06:00 |
| Wormwood Scrubs | 31 (1 Low) | 35 (1 Low) | n/m | 10 (1 Low) | 15 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| Camden Kerbside (Swiss Cottage) | n/m | 25 (1 Low) | n/m | n/a | 23 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Ealing Horn Lane | n/m | n/m | n/m | n/m | 46 (3 Low) | Low (Index 3) |
26/04/2024 07:00 |
| Haringey Roadside | n/m | 41 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 07:00 |
| London Bexley | n/m | 36 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| London Bloomsbury | 30 (1 Low) | 26 (1 Low) | 4 (1 Low) | 9 (1 Low) | 13 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| London Eltham | n/a | n/a | n/m | n/a | n/a | No Data | 04/07/2023 16:00 |
| London Haringey Priory Park South | n/a | n/a | n/m | n/m | n/m | No Data | 23/04/2024 13:00 |
| London Harlington | 23 (1 Low) | 30 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) | Low (Index 1) |
26/04/2024 08:00 |
| London Hillingdon | 30 (1 Low) | 28 (1 Low) | n/m | 8 (1 Low) | 14 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| London Honor Oak Park | n/m | n/m | n/m | 8 (1 Low) | 12 (1 Low) | Low (Index 1) |
26/04/2024 07:00 |
| London Marylebone Road | 31 (1 Low) | 42 (1 Low) | 1 (1 Low) | 11 (1 Low) | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| London N. Kensington (RBKC North Kensington) | 45 (2 Low) | 30 (1 Low) | 2 (1 Low) | 9 (1 Low) | 14 (1 Low) | Low (Index 2) |
26/04/2024 07:00 |
| London Teddington Bushy Park | n/m | n/m | n/m | n/a | n/a | No Data | 09/10/2023 15:00 |
| London Westminster | 35 (2 Low) | 33 (1 Low) | n/m | 8 (1 Low) | n/m | Low (Index 2) |
26/04/2024 07:00 |
| Southwark A2 Old Kent Road | n/m | 46 (1 Low) | n/m | n/m | 19 (2 Low) | Low (Index 2) |
26/04/2024 07:00 |
| Tower Hamlets Roadside | n/m | 42 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
26/04/2024 07:00 |
» 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.
Overall Pollution Summary:
NO DATA
NO DATA
| Very High | 10 |
| High | 9 |
| 8 | |
| 7 | |
| Moderate | 6 |
| 5 | |
| 4 | |
| Low | 3 |
| 2 | |
| 1 |
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