24 Hour Summary, based on data provided by Environment Agency
Here you can view the detailed data behind the latest measurement summary displayed on UK-AIR, and also a summary of information that has been displayed over the previous 24 hours. The detailed data tabulated below are from monitoring sites within the AURN. Graphs of hourly monitoring data are also available to view as weekly time series. You can also subscribe to this information as an email alert.
- View the legend
- Maximum pollutant levels displayed on UK-AIR for the 24 hour period up to 10am Tue 11th Nov 2025
Central Scotland
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Auchencorth Moss Timeseries Graph |
72 (3 Low) | n/m | n/m | 1 (1 Low) | 3 (1 Low) *2 | 10/11/2025 24:00 |
| Bush Estate Timeseries Graph |
72 (3 Low) | 23 (1 Low) | n/m | n/m | n/m | 10/11/2025 17:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 11/11/2025 09:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 46 (1 Low) | n/m | n/m | n/m | 11/11/2025 09:00 |
| Edinburgh St Leonards Timeseries Graph |
62 (2 Low) | 25 (1 Low) | 1 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 10/11/2025 08:45 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | n/m | 10/11/2025 11:00 |
| Glasgow High Street Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/a | n/a | 05/11/2025 03:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 71 (2 Low) | n/m | n/m | n/m | 11/11/2025 09:00 |
| Glasgow Townhead Timeseries Graph |
60 (2 Low) | 42 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 10/11/2025 24:00 |
| Grangemouth Timeseries Graph |
n/m | 29 (1 Low) | 4 (1 Low) | 4 (1 Low) | 7 (1 Low) *1 | 10/11/2025 17:15 |
| Grangemouth Moray Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | n/m | 11/11/2025 08:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 44 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 10/11/2025 24:00 |
East Midlands
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Chesterfield Loundsley Green Timeseries Graph |
55 (2 Low) | 40 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 63 (1 Low) | n/m | 5 (1 Low) | n/m | 11/11/2025 10:00 |
| Derby Stockbrook Park Timeseries Graph |
38 (2 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Ladybower Timeseries Graph |
75 (3 Low) | 10 (1 Low) | 3 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 10/11/2025 10:45 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 63 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Leicester University Timeseries Graph |
47 (2 Low) | 36 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 07:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 50 (1 Low) | n/m | n/m | n/m | 10/11/2025 16:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Northampton Spring Park Timeseries Graph |
52 (2 Low) | 24 (1 Low) | n/m | 8 (1 Low) | n/m | 11/11/2025 10:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
37 (2 Low) | 38 (1 Low) | 2 (1 Low) | 6 (1 Low) | 10 (1 Low) *2 | 10/11/2025 18:45 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 68 (2 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 08:00 |
| Tallington Timeseries Graph |
55 (2 Low) | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Toft Newton Timeseries Graph |
49 (2 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
Eastern
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Borehamwood Meadow Park Timeseries Graph |
n/m | 28 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 11/11/2025 08:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | 5 (1 Low) | n/m | 11/11/2025 10:00 |
| Norwich Lakenfields Timeseries Graph |
54 (2 Low) | 14 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 10/11/2025 24:00 |
| Sibton Timeseries Graph |
56 (2 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 10/11/2025 24:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Southend-on-Sea Timeseries Graph |
60 (2 Low) | 13 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| St Osyth Timeseries Graph |
70 (3 Low) | 7 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | 6 (1 Low) | n/a | 10/11/2025 24:00 |
| Thurrock Timeseries Graph |
57 (2 Low) | 31 (1 Low) | 3 (1 Low) | 4 (1 Low) | 9 (1 Low) *2 | 11/11/2025 04:00 |
| Weybourne Timeseries Graph |
56 (2 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 10/11/2025 24:00 |
| Wicken Fen Timeseries Graph |
53 (2 Low) | 9 (1 Low) | 2 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 10/11/2025 15:30 |
Greater London
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Camden Kerbside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) *1 | 11/11/2025 09:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 13 (1 Low) *1 | 11/11/2025 10:00 |
| Haringey Roadside Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 11/11/2025 05:00 |
| London Bexley Timeseries Graph |
n/m | 26 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| London Bloomsbury Timeseries Graph |
51 (2 Low) | 26 (1 Low) | 2 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 11/11/2025 03:15 |
| London Farringdon Street Timeseries Graph |
n/m | 51 (1 Low) | n/m | 5 (1 Low) | n/m | 11/11/2025 10:00 |
| London Haringey Priory Park South Timeseries Graph |
52 (2 Low) | 23 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| London Harlington Timeseries Graph |
35 (2 Low) | 53 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| London Hillingdon Timeseries Graph |
25 (1 Low) | 54 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *2 | 11/11/2025 10:00 |
| London Honor Oak Park Timeseries Graph |
65 (2 Low) | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| London Marylebone Road Timeseries Graph |
33 (1 Low) | 51 (1 Low) | 4 (1 Low) | 8 (1 Low) | 15 (1 Low) *1 | 10/11/2025 17:30 |
| London N. Kensington Timeseries Graph |
58 (2 Low) | 23 (1 Low) | 1 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 10/11/2025 13:45 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| London Westminster Timeseries Graph |
53 (2 Low) | 28 (1 Low) | n/m | n/a | n/m | 31/12/2023 24:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 10/11/2025 19:00 |
Highland
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Fort William Timeseries Graph |
64 (2 Low) | 17 (1 Low) | n/m | n/m | n/m | 11/11/2025 05:00 |
| Inverness Timeseries Graph |
n/m | 50 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Lerwick Timeseries Graph |
67 (3 Low) | n/m | n/m | n/m | n/m | 11/11/2025 03:00 |
| Strathvaich Timeseries Graph |
64 (2 Low) | n/m | n/m | n/m | n/m | 10/11/2025 14:00 |
North East
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Hartlepool St Abbs Walk Timeseries Graph |
43 (2 Low) | 37 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 11/11/2025 10:00 |
| Kielder Water Timeseries Graph |
56 (2 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 10/11/2025 24:00 |
| Middlesbrough Timeseries Graph |
53 (2 Low) | 32 (1 Low) | 2 (1 Low) | 3 (1 Low) | 9 (1 Low) *1 | 11/11/2025 09:00 |
| Newcastle Centre Timeseries Graph |
38 (2 Low) | 50 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *1 | 11/11/2025 08:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 79 (2 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 10/11/2025 24:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 54 (1 Low) | n/m | 6 (1 Low) | n/m | 11/11/2025 10:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 48 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *1 | 11/11/2025 10:00 |
| Sunderland Silksworth Timeseries Graph |
50 (2 Low) | 40 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 38 (1 Low) | n/m | 5 (1 Low) | n/m | 10/11/2025 24:00 |
North East Scotland
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Aberdeen Erroll Park Timeseries Graph |
65 (2 Low) | 36 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 57 (1 Low) | n/m | n/m | n/m | 11/11/2025 10:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | n/m | 11/11/2025 09:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/m | 10/11/2025 18:00 |
North Wales
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Aston Hill Timeseries Graph |
67 (3 Low) | 3 (1 Low) | n/m | n/m | n/m | 10/11/2025 21:00 |
| Wrexham Timeseries Graph |
n/m | 42 (1 Low) | 4 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 10/11/2025 08:45 |
North West & Merseyside
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Birkenhead Borough Road Timeseries Graph |
n/m | 41 (1 Low) | n/m | 5 (1 Low) | n/m | 11/11/2025 03:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 58 (1 Low) | n/m | n/m | n/m | 10/11/2025 16:00 |
| Blackburn Audley Park Timeseries Graph |
53 (2 Low) | n/m | n/m | 5 (1 Low) | 7 (1 Low) *2 | 11/11/2025 06:00 |
| Blackpool Marton Timeseries Graph |
48 (2 Low) | 38 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 11/11/2025 06:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 11/11/2025 06:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 53 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 10/11/2025 17:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 31 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *1 | 11/11/2025 06:00 |
| Crewe Coppenhall Timeseries Graph |
43 (2 Low) | 25 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Glazebury Timeseries Graph |
43 (2 Low) | 42 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 03:00 |
| Liverpool Speke Timeseries Graph |
53 (2 Low) | 46 (1 Low) | 18 (1 Low) | 4 (1 Low) | 10 (1 Low) *1 | 10/11/2025 12:30 |
| Liverpool Thirlmere Park Timeseries Graph |
49 (2 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 03:00 |
| Manchester Piccadilly Timeseries Graph |
38 (2 Low) | 58 (1 Low) | n/a | 6 (1 Low) | 8 (1 Low) *2 | 06/11/2025 08:45 |
| Manchester Sharston Timeseries Graph |
45 (2 Low) | 41 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 11/11/2025 10:00 |
| Preston Timeseries Graph |
55 (2 Low) | 37 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 11/11/2025 03:00 |
| Salford Eccles Timeseries Graph |
52 (2 Low) | 42 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 11/11/2025 10:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 55 (1 Low) | n/m | n/m | n/m | 10/11/2025 16:00 |
| St Helens Linkway Timeseries Graph |
n/m | n/a | n/m | n/m | 12 (1 Low) *1 | 13/10/2025 20:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 11/11/2025 05:00 |
| Warrington Timeseries Graph |
n/m | 30 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 11/11/2025 10:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 68 (2 Low) | n/m | n/m | n/m | 10/11/2025 19:00 |
| Wigan Centre Timeseries Graph |
38 (2 Low) | 55 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 11/11/2025 04:00 |
| Wirral Tranmere Timeseries Graph |
47 (2 Low) | 30 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 11/11/2025 03:00 |
Northern Ireland
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Armagh Roadside Timeseries Graph |
n/m | 64 (1 Low) | n/m | n/m | 17 (2 Low) *1 | 10/11/2025 16:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 05/11/2025 18:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 37 (1 Low) | 51 (1 Low) | n/m | n/m | 11/11/2025 00:45 |
| Belfast Centre Timeseries Graph |
48 (2 Low) | 54 (1 Low) | 4 (1 Low) | 8 (1 Low) | 11 (1 Low) *2 | 11/11/2025 01:30 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 81 (2 Low) | n/m | n/m | 26 (2 Low) *1 | 10/11/2025 18:00 |
| Derry Rosemount Timeseries Graph |
49 (2 Low) | 39 (1 Low) | 22 (1 Low) | 10 (1 Low) | 12 (1 Low) *1 | 10/11/2025 22:30 |
| Lough Navar Timeseries Graph |
56 (2 Low) | n/m | n/m | 4 (1 Low) | 5 (1 Low) *2 | 11/11/2025 09:00 |
Scottish Borders
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Dumfries Timeseries Graph |
n/m | 52 (1 Low) | n/m | n/m | n/m | 10/11/2025 19:00 |
| Eskdalemuir Timeseries Graph |
69 (3 Low) | 3 (1 Low) | n/m | n/m | n/m | 10/11/2025 14:00 |
| Peebles Timeseries Graph |
77 (3 Low) | 12 (1 Low) | n/m | n/m | n/m | 10/11/2025 16:00 |
South East
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Aylesbury A4157 Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | n/m | 11/11/2025 10:00 |
| Brighton Preston Park Timeseries Graph |
71 (3 Low) | 7 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 10/11/2025 24:00 |
| Chatham Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 3 (1 Low) | 14 (1 Low) *1 | 10/11/2025 24:00 |
| Chilbolton Observatory Timeseries Graph |
75 (3 Low) | 5 (1 Low) | 2 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 10/11/2025 22:00 |
| Eastbourne Timeseries Graph |
78 (3 Low) | 7 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 11/11/2025 10:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Horley Timeseries Graph |
n/m | 37 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 11/11/2025 10:00 |
| Lullington Heath Timeseries Graph |
87 (3 Low) | 3 (1 Low) | 1 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 10/11/2025 18:30 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 10/11/2025 24:00 |
| Milton Keynes Civic Centre Timeseries Graph |
56 (2 Low) | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 19/08/2025 16:00 |
| Oxford St Ebbes Timeseries Graph |
45 (2 Low) | 21 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Portsmouth Timeseries Graph |
67 (3 Low) | 42 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 11/11/2025 10:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 46 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 11/11/2025 10:00 |
| Reading London Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 11/11/2025 04:00 |
| Reading New Town Timeseries Graph |
41 (2 Low) | 25 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | n/m | 11/11/2025 10:00 |
| Rochester Stoke Timeseries Graph |
68 (3 Low) | 16 (1 Low) | 2 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 10/11/2025 13:30 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Southampton A33 Timeseries Graph |
n/m | 60 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 10/11/2025 24:00 |
| Southampton Centre Timeseries Graph |
59 (2 Low) | 55 (1 Low) | 3 (1 Low) | 6 (1 Low) | 12 (1 Low) *2 | 10/11/2025 22:15 |
| Storrington Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 11/11/2025 10:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | 9 (1 Low) | n/m | 11/11/2025 10:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 17 (2 Low) *2 | 10/11/2025 24:00 |
South Wales
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Cardiff Centre Timeseries Graph |
62 (2 Low) | 27 (1 Low) | 2 (1 Low) | 7 (1 Low) | 12 (1 Low) *1 | 10/11/2025 12:30 |
| Cardiff Newport Road Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 10/11/2025 11:00 |
| Chepstow A48 Timeseries Graph |
n/m | 51 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *1 | 11/11/2025 06:00 |
| Cwmbran Crownbridge Timeseries Graph |
60 (2 Low) | 35 (1 Low) | n/m | n/m | n/m | 10/11/2025 20:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 47 (1 Low) | n/m | n/m | n/m | 10/11/2025 11:00 |
| Narberth Timeseries Graph |
72 (3 Low) | 2 (1 Low) | 2 (1 Low) | 5 (1 Low) | 10 (1 Low) *2 | 10/11/2025 16:45 |
| Newport Timeseries Graph |
n/m | 46 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 11/11/2025 08:00 |
| Port Talbot Margam Timeseries Graph |
67 (3 Low) | 31 (1 Low) | 1 (1 Low) | 3 (1 Low) | 14 (1 Low) *3 | 11/11/2025 06:30 |
| Swansea Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 11/11/2025 10:00 |
South West
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Barnstaple A39 Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 10/11/2025 19:00 |
| Bournemouth Timeseries Graph |
73 (3 Low) | 14 (1 Low) | n/m | 7 (1 Low) | n/m | 11/11/2025 10:00 |
| Bristol St Paul's Timeseries Graph |
49 (2 Low) | 45 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 10/11/2025 24:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 64 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Charlton Mackrell Timeseries Graph |
64 (2 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | n/m | 11/11/2025 10:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 10 (1 Low) | n/m | 7 (1 Low) | n/m | 11/11/2025 10:00 |
| Exeter Roadside Timeseries Graph |
65 (2 Low) | 40 (1 Low) | n/m | n/m | n/m | 11/11/2025 10:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Honiton Timeseries Graph |
70 (3 Low) | 11 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Plymouth Centre Timeseries Graph |
73 (3 Low) | 40 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) *2 | 11/11/2025 10:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 55 (1 Low) | n/m | n/m | n/m | 10/11/2025 19:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 17 (2 Low) *1 | 11/11/2025 10:00 |
| Swindon Walcot Timeseries Graph |
63 (2 Low) | 10 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Yarner Wood Timeseries Graph |
69 (3 Low) | 3 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
West Ireland
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Mace Head Timeseries Graph |
77 (3 Low) | n/m | n/m | n/m | n/m | 10/11/2025 20:00 |
West Midlands
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Birmingham A4540 Roadside Timeseries Graph |
32 (1 Low) | 58 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 11/11/2025 07:00 |
| Birmingham Hall Green Timeseries Graph |
54 (2 Low) | 29 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 11/11/2025 06:00 |
| Birmingham Ladywood Timeseries Graph |
52 (2 Low) | 25 (1 Low) | 2 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 10/11/2025 16:15 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
39 (2 Low) | 41 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 08:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 38 (1 Low) | n/m | 4 (1 Low) | n/m | 11/11/2025 10:00 |
| Coventry Allesley Timeseries Graph |
44 (2 Low) | 23 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 51 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Leamington Spa Timeseries Graph |
43 (2 Low) | 38 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) *2 | 11/11/2025 09:00 |
| Leominster Timeseries Graph |
44 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 11/11/2025 10:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 53 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 72 (2 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 11/11/2025 10:00 |
| Stoke-on-Trent Centre Timeseries Graph |
41 (2 Low) | 44 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Telford Hollinswood Timeseries Graph |
41 (2 Low) | 32 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| Walsall Woodlands Timeseries Graph |
50 (2 Low) | 33 (1 Low) | n/m | n/m | n/m | 10/11/2025 11:00 |
| West Bromwich Kenrick Park Timeseries Graph |
49 (2 Low) | 42 (1 Low) | n/m | n/m | n/m | 11/11/2025 05:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 09:00 |
Yorkshire & Humberside
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Barnsley Gawber Timeseries Graph |
51 (2 Low) | 55 (1 Low) | 3 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 10/11/2025 10:45 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 75 (2 Low) | n/m | n/m | n/m | 10/11/2025 17:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 11 (1 Low) *2 | 11/11/2025 05:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
38 (2 Low) | 53 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 76 (2 Low) | n/m | 6 (1 Low) | n/m | 11/11/2025 10:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 8 (1 Low) *2 | 11/11/2025 10:00 |
| High Muffles Timeseries Graph |
49 (2 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 6 (1 Low) *2 | 11/11/2025 09:00 |
| Hull Freetown Timeseries Graph |
45 (2 Low) | 38 (1 Low) | 3 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 10/11/2025 16:45 |
| Hull Holderness Road Timeseries Graph |
n/m | 54 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 11/11/2025 10:00 |
| Immingham Woodlands Avenue Timeseries Graph |
55 (2 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 11/11/2025 10:00 |
| Leeds Centre Timeseries Graph |
46 (2 Low) | 61 (1 Low) | 2 (1 Low) | 7 (1 Low) | 13 (1 Low) *2 | 10/11/2025 18:30 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 64 (1 Low) | n/m | 10 (1 Low) | 15 (1 Low) *1 | 11/11/2025 10:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 11 (1 Low) *2 | 11/11/2025 10:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 48 (1 Low) | 1 (1 Low) | 7 (1 Low) | 10 (1 Low) *1 | 10/11/2025 16:15 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 79 (2 Low) | n/m | 7 (1 Low) | n/m | 11/11/2025 10:00 |
| Sheffield Devonshire Green Timeseries Graph |
45 (2 Low) | 57 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 11/11/2025 10:00 |
| Sheffield Tinsley Timeseries Graph |
40 (2 Low) | 67 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 11/11/2025 10:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 10 (1 Low) *2 | 11/11/2025 10:00 |
| York Bootham Timeseries Graph |
39 (2 Low) | 37 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *1 | 11/11/2025 10:00 |
| York Fishergate Timeseries Graph |
n/m | 55 (1 Low) | n/m | 3 (1 Low) | 13 (1 Low) *1 | 11/11/2025 09:00 |
Legend
- n/m means that the pollutant is not measured at that site
- n/a means that no data were recorded for the period
- *1: measurements are PM10 BAM 1020 heated
- *2: measurements are PM10 FIDAS
- *3: measurements are PM10 SEQ 47/50