Greater London Monitoring Data
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 | 12 (1 Low) | n/m | n/m | 31 (2 Low) | Low (Index 2) |
22/03/2025 14:00 |
Barnet Tally Ho | n/m | 27 (1 Low) | n/m | 13 (2 Low) | 31 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Beech Street NOx | n/m | 34 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
Beech Street PM | n/m | n/m | n/m | n/m | 25 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Bell Wharf Lane | n/m | 20 (1 Low) | n/m | n/m | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Brent Ikea | n/a | n/m | n/m | 18 (2 Low) | n/m | Low (Index 2) |
22/03/2025 14:00 |
Camden - Coopers Lane | n/m | n/m | n/m | 11 (1 Low) | 22 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Camden - Euston Road | n/m | 39 (1 Low) | n/m | 14 (2 Low) | 31 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Camden High Street | n/m | 21 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
Ealing Acton Background (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 04/02/2025 12:00 |
Ealing Ada Lovelace CofE School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 19/01/2025 22:00 |
Ealing Alec Reed Academy (sensor) | n/m | 13 (1 Low) | n/m | 7 (1 Low) | 17 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Ealing Fields High School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 26/12/2024 19:00 |
Ealing Greenford Background (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 14/01/2025 24:00 |
Ealing Havelock Primary School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 04/02/2025 11:00 |
Ealing John Perryn Primary School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 12/07/2024 11:00 |
Ealing Khalsa Primary School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 04/09/2024 02:00 |
Ealing Lady Margaret Primary School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 21/01/2025 24:00 |
Ealing William Perkin CofE School (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 18/08/2024 10:00 |
Farringdon Street | n/m | n/a | n/m | 12 (2 Low) | n/m | Low (Index 2) |
22/03/2025 15:00 |
Fulham Town Centre | 52 (2 Low) | 29 (1 Low) | n/m | 14 (2 Low) | 36 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Greenwich Westhorne Avenue | 44 (2 Low) | n/m | n/m | n/m | n/m | Low (Index 2) |
22/03/2025 15:00 |
Greenwich Woolwich Flyover | 33 (1 Low) | n/m | n/m | 13 (2 Low) | n/m | Low (Index 2) |
22/03/2025 14:00 |
Guildhall | 48 (2 Low) | n/m | n/m | n/m | n/m | Low (Index 2) |
22/03/2025 15:00 |
Hackney Amhurst Road | n/m | 31 (1 Low) | n/m | n/m | 38 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Hackney Dalston Lane | n/m | 13 (1 Low) | n/m | n/m | 29 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hackney Graham Road | n/m | 37 (1 Low) | n/m | 15 (2 Low) | 38 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Hackney Green Lanes | n/m | 13 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
Hackney Homerton Library | n/m | 24 (1 Low) | n/m | n/m | 36 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Hackney Northwold Road | n/m | 15 (1 Low) | n/m | 15 (2 Low) | 36 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Hackney Old Street | 46 (2 Low) | 18 (1 Low) | n/m | 18 (2 Low) | 33 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hammersmith Town Centre | 19 (1 Low) | 39 (1 Low) | n/m | 14 (2 Low) | 48 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Haringey Wood Green | n/m | 77 (2 Low) | n/m | 14 (2 Low) | 26 (2 Low) | Low (Index 2) |
22/03/2025 14:00 |
Heathrow Bath Road | n/m | 22 (1 Low) | n/m | 12 (2 Low) | 33 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Heathrow Green Gates | n/m | 16 (1 Low) | n/m | 13 (2 Low) | 31 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Heathrow LHR2 | n/m | 13 (1 Low) | n/m | 12 (2 Low) | 33 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hillingdon Harmondsworth | n/m | 17 (1 Low) | n/m | n/m | 23 (2 Low) | Low (Index 2) |
22/03/2025 14:00 |
Hillingdon Harmondsworth Osiris | n/m | n/m | n/m | 18 (2 Low) | 43 (3 Low) | Low (Index 3) |
22/03/2025 06:00 |
Hillingdon Hayes | n/m | 38 (1 Low) | n/m | n/m | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hillingdon Oxford Avenue | n/m | 23 (1 Low) | n/m | n/m | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hillingdon Sipson | n/m | 18 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
Hillingdon South Ruislip | n/m | 24 (1 Low) | n/m | n/m | 40 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Hounslow Brentford | n/m | 23 (1 Low) | n/m | 9 (1 Low) | 25 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hounslow Chiswick | n/m | 25 (1 Low) | n/m | 12 (2 Low) | 26 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hounslow Feltham | n/m | 19 (1 Low) | n/m | 12 (2 Low) | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hounslow Gunnersbury | n/m | 24 (1 Low) | n/m | 11 (1 Low) | 29 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hounslow Hatton Cross | n/m | 8 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Hounslow Heston | n/m | 28 (1 Low) | n/m | 15 (2 Low) | 27 (2 Low) | Low (Index 2) |
22/03/2025 06:00 |
Kingston Upon Thames Cromwell Road | n/m | 15 (1 Low) | n/m | n/m | 29 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Kingston Upon Thames Kingston Vale | n/m | 17 (1 Low) | n/m | n/m | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Kingston Upon Thames Tolworth Broadway | n/m | 16 (1 Low) | n/m | 10 (1 Low) | n/m | Low (Index 1) |
22/03/2025 14:00 |
Newham Cam Road | n/m | 12 (1 Low) | n/m | 11 (1 Low) | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Newham East Ham Town Hall | n/m | 45 (1 Low) | n/m | 15 (2 Low) | n/m | Low (Index 2) |
22/03/2025 15:00 |
Newham Wren Close | n/m | 6 (1 Low) | n/m | 15 (2 Low) | 26 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
RBKC Chelsea Old Town Hall | n/m | 38 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
RBKC Cromwell Road | 44 (2 Low) | 21 (1 Low) | n/m | 10 (1 Low) | 25 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
RBKC Earl's Court Road | n/m | 30 (1 Low) | n/m | n/m | 36 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
RBKC Knightsbridge | n/m | 32 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
Redbridge Gardner Close | n/m | 25 (1 Low) | n/m | n/m | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Redbridge Ley Street | 52 (2 Low) | 11 (1 Low) | n/m | 14 (2 Low) | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Riverwalk | 57 (2 Low) | 15 (1 Low) | n/m | 13 (2 Low) | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Sands End | 52 (2 Low) | 19 (1 Low) | n/m | 11 (1 Low) | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Shepherds Bush Town Centre | n/m | 25 (1 Low) | n/m | 10 (1 Low) | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Sutton Beddington Lane north | n/m | 10 (1 Low) | n/m | n/m | 29 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Sutton Beddington Village | n/m | 10 (1 Low) | n/m | n/m | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Sutton Wallington | n/m | n/a | n/m | n/m | n/a | No Data | 21/06/2024 17:00 |
Sutton Worcester Park | n/m | 64 (1 Low) | n/m | n/m | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
The Aldgate School | n/m | 12 (1 Low) | n/m | 10 (1 Low) | 25 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Tower Hamlets - Blackwall | 42 (2 Low) | 10 (1 Low) | n/m | 14 (2 Low) | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Tower Hamlets - King Edward Memorial Park | n/m | 14 (1 Low) | n/m | 14 (2 Low) | n/m | Low (Index 2) |
22/03/2025 15:00 |
Tower Hamlets - Millwall Park | 50 (2 Low) | 0 (1 Low) | n/m | n/m | 25 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Tower Hamlets - Roadside | n/m | 11 (1 Low) | n/m | 13 (2 Low) | n/m | Low (Index 2) |
22/03/2025 15:00 |
Tower Hamlets - Victoria Park | n/m | 10 (1 Low) | n/m | 25 (3 Low) | 29 (2 Low) | Low (Index 3) |
22/03/2025 15:00 |
Waltham Forest Crooked Billet | n/m | 37 (1 Low) | n/m | n/m | 45 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Waltham Forest Dawlish Rd | n/m | 20 (1 Low) | n/m | 15 (2 Low) | 38 (3 Low) | Low (Index 3) |
22/03/2025 10:00 |
Waltham Forest Leyton | n/m | 11 (1 Low) | n/m | n/m | 31 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Wormwood Scrubs | 52 (2 Low) | 19 (1 Low) | n/m | 14 (2 Low) | 35 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Camden Kerbside (Swiss Cottage) | n/m | 38 (1 Low) | n/m | 14 (2 Low) | 37 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
Ealing Horn Lane | n/m | n/m | n/m | n/m | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
Haringey Roadside | n/m | 19 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/03/2025 15:00 |
London Bexley | n/m | 32 (1 Low) | n/m | 16 (2 Low) | 39 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
London Bloomsbury | 45 (2 Low) | 17 (1 Low) | 1 (1 Low) | 13 (2 Low) | 30 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Haringey Priory Park South | 53 (2 Low) | 9 (1 Low) | n/m | 12 (2 Low) | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Harlington | 57 (2 Low) | 19 (1 Low) | n/m | 13 (2 Low) | 33 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Hillingdon | 29 (1 Low) | 33 (1 Low) | n/m | 13 (2 Low) | 38 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
London Honor Oak Park | 64 (2 Low) | n/m | n/m | 11 (1 Low) | 27 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Marylebone Road | 30 (1 Low) | 21 (1 Low) | 2 (1 Low) | 13 (2 Low) | 36 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
London N. Kensington (RBKC North Kensington) | 59 (2 Low) | 12 (1 Low) | 1 (1 Low) | 12 (2 Low) | 28 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Teddington Bushy Park | n/m | n/m | n/m | 12 (2 Low) | 29 (2 Low) | Low (Index 2) |
22/03/2025 15:00 |
London Westminster | 46 (2 Low) | 15 (1 Low) | n/m | 10 (1 Low) | n/m | Low (Index 2) |
22/03/2025 15:00 |
Southwark A2 Old Kent Road | n/m | 21 (1 Low) | n/m | n/m | 34 (3 Low) | Low (Index 3) |
22/03/2025 15:00 |
» 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.
LOW ( Index 3)
Very High | 10 |
High | 9 |
8 | |
7 | |
Moderate | 6 |
5 | |
4 | |
Low | 3 |
2 | |
1 |
Guide to map markers:
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