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 | 0 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Barnet Tally Ho | n/m | 5 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Burnaby Street | 40 (2 Low) | -2 (1 Low) | n/m | 0 (1 Low) | 2 (1 Low) | Low (Index 2) |
19/06/2021 02:00 |
| Camden - Coopers Lane | n/m | n/m | n/m | n/m | n/a | No Data | 19/06/2021 01:00 |
| Camden - Euston Road | n/m | n/a | n/m | n/a | n/a | No Data | 18/06/2021 24:00 |
| Camden High Street | n/m | 12 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
19/06/2021 02:00 |
| H&F Hammersmith Town Centre | 32 (1 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| H&F Shepherd's Bush | n/m | 14 (1 Low) | n/m | n/m | 12 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Haringey Wood Green | n/m | 20 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) | Low (Index 1) |
19/06/2021 01:00 |
| Heathrow Bath Road | n/m | n/a | n/m | n/a | n/a | No Data | 23/03/2020 24:00 |
| Heathrow Green Gates | n/m | 10 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Heathrow LHR2 | n/m | 3 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Hillingdon Harmondsworth | n/m | 5 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
18/06/2021 21:00 |
| Hillingdon Harmondsworth Osiris | n/m | n/m | n/m | n/a | n/a | No Data | 18/06/2021 07:00 |
| Hillingdon Hayes | n/m | 9 (1 Low) | n/m | n/m | 13 (1 Low) | Low (Index 1) |
18/06/2021 22:00 |
| Hillingdon Oxford Avenue | n/m | 3 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Hillingdon Sipson | n/m | 8 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
18/06/2021 06:00 |
| Hillingdon South Ruislip | n/m | 12 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
18/06/2021 22:00 |
| Hounslow Brentford | n/m | 18 (1 Low) | n/m | n/a | 14 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Hounslow Chiswick | n/m | 14 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Hounslow Cranford | n/a | n/a | n/a | n/m | n/a | No Data | 08/04/2020 19:00 |
| Hounslow Feltham | n/m | 11 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Hounslow Gunnersbury | n/m | 11 (1 Low) | n/m | n/m | 9 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Hounslow Hatton Cross | n/m | 9 (1 Low) | n/m | n/m | 3 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Hounslow Heston | n/m | 12 (1 Low) | n/m | n/m | 9 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Kensington High Street 1 | 90 (3 Low) | -2 (1 Low) | n/m | 0 (1 Low) | 1 (1 Low) | Low (Index 3) |
19/06/2021 02:00 |
| Kensington High Street 2 | n/m | n/m | n/m | n/m | n/m | No Data | - |
| RBKC Chelsea | n/m | 17 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
18/06/2021 24:00 |
| RBKC Cromwell Rd | n/m | 6 (1 Low) | n/m | 0 (1 Low) | 4 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| RBKC Earls Court Road | n/m | 28 (1 Low) | n/m | n/m | n/a | Low (Index 1) |
18/06/2021 24:00 |
| RBKC Knightsbridge | n/m | 10 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
18/06/2021 24:00 |
| Sedding Street | 34 (2 Low) | -2 (1 Low) | n/m | 0 (1 Low) | 1 (1 Low) | Low (Index 2) |
19/06/2021 02:00 |
| Tower Hamlets - Blackwall | n/a | 18 (1 Low) | n/m | n/a | n/a | Low (Index 1) |
19/06/2021 02:00 |
| Tower Hamlets - Millwall Park | 41 (2 Low) | 8 (1 Low) | n/m | n/m | 6 (1 Low) | Low (Index 2) |
18/06/2021 24:00 |
| Tower Hamlets - Roadside | n/m | n/m | n/m | n/a | n/m | No Data | 18/06/2021 18:00 |
| Tower Hamlets - Victoria Park | n/m | 1 (1 Low) | n/m | 2 (1 Low) | 7 (1 Low) | Low (Index 1) |
18/06/2021 24:00 |
| Waltham Forest Crooked Billet | n/m | 37 (1 Low) | n/m | n/m | 15 (1 Low) | Low (Index 1) |
18/06/2021 17:00 |
| Waltham Forest Dawlish Rd | n/m | 6 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) | Low (Index 1) |
18/06/2021 17:00 |
| Waltham Forest Leyton | n/m | 9 (1 Low) | n/m | n/m | 6 (1 Low) | Low (Index 1) |
18/06/2021 17:00 |
| Camden Kerbside | n/m | 22 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Ealing Horn Lane | n/m | n/m | n/m | n/m | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Haringey Roadside | n/m | 6 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
19/06/2021 02:00 |
| London Bexley | n/m | 5 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| London Bloomsbury | 37 (2 Low) | 6 (1 Low) | 3 (1 Low) | 4 (1 Low) | 7 (1 Low) | Low (Index 2) |
19/06/2021 02:00 |
| London Eltham | n/a | 6 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| London Haringey Priory Park South | 50 (2 Low) | 2 (1 Low) | n/m | n/m | n/m | Low (Index 2) |
19/06/2021 02:00 |
| London Harlington | n/a | 4 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| London Hillingdon | 47 (2 Low) | 5 (1 Low) | n/m | n/m | n/m | Low (Index 2) |
19/06/2021 02:00 |
| London Honor Oak Park | n/m | n/m | n/m | 2 (1 Low) | 4 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| London Marylebone Road | n/a | n/a | n/a | n/a | n/a | No Data | 18/06/2021 01:00 |
| London N. Kensington | 53 (2 Low) | 2 (1 Low) | n/a | 2 (1 Low) | 3 (1 Low) | Low (Index 2) |
19/06/2021 02:00 |
| London Teddington Bushy Park | n/m | n/m | n/m | 2 (1 Low) | 4 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| London Westminster | n/m | 5 (1 Low) | n/m | 6 (1 Low) | n/m | Low (Index 1) |
19/06/2021 02:00 |
| Southwark A2 Old Kent Road | n/m | 15 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
19/06/2021 02:00 |
| Tower Hamlets Roadside | n/m | 10 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
19/06/2021 02:00 |
» 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 |
Guide to map markers:
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