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 | 75 (2 Low) | n/m | n/m | 10 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Barnet Tally Ho | n/m | 106 (2 Low) | n/m | n/m | 16 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Camden - Coopers Lane | n/m | n/m | n/m | n/m | 11 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| Camden - Euston Road | n/m | 63 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| H&F Hammersmith Town Centre | 29 (1 Low) | 60 (1 Low) | n/m | 12 (2 Low) | 17 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| H&F Shepherd's Bush | n/m | 77 (2 Low) | n/m | n/m | 18 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Heathrow Bath Road | n/m | n/a | n/m | n/a | n/a | No Data | 20/08/2020 01:00 |
| Heathrow Green Gates | n/m | 72 (2 Low) | n/m | 5 (1 Low) | 8 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Heathrow LHR2 | n/m | 63 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| Hillingdon Harmondsworth | n/m | 10 (1 Low) | n/m | n/m | 10 (1 Low) | Low (Index 1) |
22/01/2021 14:00 |
| Hillingdon Harmondsworth Osiris | n/m | n/m | n/m | 6 (1 Low) | 12 (1 Low) | Low (Index 1) |
22/01/2021 06:00 |
| Hillingdon Hayes | n/m | 68 (2 Low) | n/m | n/m | 16 (1 Low) | Low (Index 2) |
22/01/2021 07:00 |
| Hillingdon Oxford Avenue | n/m | 25 (1 Low) | n/m | n/m | 17 (2 Low) | Low (Index 2) |
22/01/2021 15:00 |
| Hillingdon Sipson | n/m | 28 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/01/2021 07:00 |
| Hillingdon South Ruislip | n/m | 111 (2 Low) | n/m | n/m | 18 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Brentford | n/m | 74 (2 Low) | n/m | 14 (2 Low) | 18 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Chiswick | n/m | 99 (2 Low) | n/m | 8 (1 Low) | 12 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Cranford | n/a | n/a | n/a | n/m | n/a | No Data | 08/04/2020 19:00 |
| Hounslow Feltham | n/m | 68 (2 Low) | n/m | n/m | 12 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Gunnersbury | n/m | 133 (2 Low) | n/m | n/m | 33 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Hatton Cross | n/m | 51 (1 Low) | n/m | n/m | 20 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Hounslow Heston | n/m | 119 (2 Low) | n/m | n/m | 14 (1 Low) | Low (Index 2) |
22/01/2021 17:00 |
| Newham Cam Road | n/m | 48 (1 Low) | n/m | 8 (1 Low) | 16 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| Newham Wren Close | n/m | 45 (1 Low) | n/m | 8 (1 Low) | 16 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| RBKC Chelsea | n/m | 79 (2 Low) | n/m | n/m | n/m | Low (Index 2) |
22/01/2021 18:00 |
| RBKC Cromwell Rd | n/m | 65 (1 Low) | n/m | n/m | n/a | Low (Index 1) |
22/01/2021 18:00 |
| RBKC Earls Court Road | n/m | 80 (2 Low) | n/m | n/m | 28 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| RBKC Knightsbridge | n/m | 54 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/01/2021 18:00 |
| Tower Hamlets - Blackwall | 23 (1 Low) | 74 (2 Low) | n/m | n/a | 16 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Tower Hamlets - Millwall Park | 39 (2 Low) | 44 (1 Low) | n/m | n/m | 14 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Tower Hamlets - Roadside | n/m | n/m | n/m | 8 (1 Low) | n/m | Low (Index 1) |
22/01/2021 18:00 |
| Tower Hamlets - Victoria Park | n/m | 32 (1 Low) | n/m | 12 (2 Low) | 14 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Waltham Forest Crooked Billet | n/m | 66 (1 Low) | n/m | n/m | 25 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| Waltham Forest Dawlish Rd | n/m | 48 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| Waltham Forest Leyton | n/m | 24 (1 Low) | n/m | n/m | 14 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| Camden Kerbside | n/m | 73 (2 Low) | n/m | n/a | n/a | Low (Index 2) |
22/01/2021 18:00 |
| Ealing Horn Lane | n/m | n/m | n/m | n/m | n/a | No Data | 22/01/2021 01:00 |
| Haringey Roadside | n/m | 60 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/01/2021 18:00 |
| London Bexley | n/m | 51 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| London Bloomsbury | 33 (1 Low) | 41 (1 Low) | 2 (1 Low) | 7 (1 Low) | 14 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| London Eltham | n/a | 33 (1 Low) | n/m | 8 (1 Low) | n/m | Low (Index 1) |
22/01/2021 18:00 |
| London Haringey Priory Park South | 35 (2 Low) | 53 (1 Low) | n/m | n/m | n/m | Low (Index 2) |
22/01/2021 18:00 |
| London Harlington | 38 (2 Low) | 60 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| London Hillingdon | 30 (1 Low) | 86 (2 Low) | n/m | n/m | n/m | Low (Index 2) |
22/01/2021 18:00 |
| London Honor Oak Park | n/m | n/m | n/m | 6 (1 Low) | 10 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| London Marylebone Road | 10 (1 Low) | 75 (2 Low) | 7 (1 Low) | n/a | 18 (2 Low) | Low (Index 2) |
22/01/2021 18:00 |
| London N. Kensington | 38 (2 Low) | 58 (1 Low) | 14 (1 Low) | 6 (1 Low) | 12 (1 Low) | Low (Index 2) |
22/01/2021 18:00 |
| London Teddington Bushy Park | n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) | Low (Index 1) |
22/01/2021 18:00 |
| London Westminster | n/m | 55 (1 Low) | n/m | n/a | n/m | Low (Index 1) |
22/01/2021 18:00 |
| Southwark A2 Old Kent Road | n/m | 55 (1 Low) | n/m | n/m | n/a | Low (Index 1) |
22/01/2021 18:00 |
| Tower Hamlets Roadside | n/m | 47 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
22/01/2021 18:00 |
» 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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