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 5am Tue 2nd Dec 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 |
63 (2 Low) | n/m | n/m | 1 (1 Low) | 2 (1 Low) *2 | 02/12/2025 05:00 |
| Bush Estate Timeseries Graph |
67 (3 Low) | 27 (1 Low) | n/m | n/m | n/m | 01/12/2025 07:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 59 (1 Low) | n/m | n/m | n/m | 01/12/2025 10:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 56 (1 Low) | n/m | n/m | n/m | 01/12/2025 15:00 |
| Edinburgh St Leonards Timeseries Graph |
59 (2 Low) | 36 (1 Low) | 1 (1 Low) | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 01:30 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 81 (2 Low) | n/m | n/m | n/m | 01/12/2025 10:00 |
| Glasgow High Street Timeseries Graph |
n/m | 63 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 99 (2 Low) | n/m | n/m | n/m | 01/12/2025 10:00 |
| Glasgow Townhead Timeseries Graph |
63 (2 Low) | 55 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Grangemouth Timeseries Graph |
n/m | 41 (1 Low) | 4 (1 Low) | 6 (1 Low) | 5 (1 Low) *1 | 01/12/2025 06:15 |
| Grangemouth Moray Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 01/12/2025 12:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 59 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 02/12/2025 05:00 |
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 |
74 (3 Low) | 8 (1 Low) | n/m | 2 (1 Low) | 2 (1 Low) *2 | 01/12/2025 24:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 8 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 34 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Derby Stockbrook Park Timeseries Graph |
66 (2 Low) | n/m | n/m | 1 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Ladybower Timeseries Graph |
78 (3 Low) | 5 (1 Low) | 3 (1 Low) | 1 (1 Low) | 2 (1 Low) *2 | 01/12/2025 16:15 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Leicester University Timeseries Graph |
70 (3 Low) | 10 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | n/m | n/m | 01/12/2025 16:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 2 (1 Low) *2 | 02/12/2025 05:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Northampton Spring Park Timeseries Graph |
71 (3 Low) | 9 (1 Low) | n/m | 5 (1 Low) | n/m | 02/12/2025 05:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
65 (2 Low) | 15 (1 Low) | 1 (1 Low) | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 20:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 16 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Tallington Timeseries Graph |
73 (3 Low) | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Toft Newton Timeseries Graph |
64 (2 Low) | 4 (1 Low) | n/m | n/a | n/a | 24/11/2025 02:00 |
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 | n/a | n/m | 3 (1 Low) | 5 (1 Low) *2 | 01/12/2025 24:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 01/12/2025 16:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Norwich Lakenfields Timeseries Graph |
63 (2 Low) | 5 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 01/12/2025 24:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Sibton Timeseries Graph |
64 (2 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 02/12/2025 03:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/12/2025 01:00 |
| Southend-on-Sea Timeseries Graph |
67 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/12/2025 01:00 |
| St Osyth Timeseries Graph |
73 (3 Low) | 3 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 02/12/2025 02:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 10 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *1 | 01/12/2025 24:00 |
| Thurrock Timeseries Graph |
68 (3 Low) | 30 (1 Low) | 3 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 02/12/2025 00:30 |
| Weybourne Timeseries Graph |
64 (2 Low) | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Wicken Fen Timeseries Graph |
62 (2 Low) | 6 (1 Low) | 2 (1 Low) | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 00:15 |
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 | 20 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *1 | 02/12/2025 03:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 10 (1 Low) *1 | 02/12/2025 01:00 |
| Haringey Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 01/12/2025 10:00 |
| London Bexley Timeseries Graph |
n/m | 9 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 01/12/2025 24:00 |
| London Bloomsbury Timeseries Graph |
62 (2 Low) | 14 (1 Low) | 2 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 01/12/2025 20:15 |
| London Farringdon Street Timeseries Graph |
n/m | 24 (1 Low) | n/m | 4 (1 Low) | n/m | 01/12/2025 24:00 |
| London Haringey Priory Park South Timeseries Graph |
65 (2 Low) | 9 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 01/12/2025 24:00 |
| London Harlington Timeseries Graph |
63 (2 Low) | 35 (1 Low) | n/m | 3 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| London Hillingdon Timeseries Graph |
53 (2 Low) | 30 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 02/12/2025 05:00 |
| London Honor Oak Park Timeseries Graph |
73 (3 Low) | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 01/12/2025 24:00 |
| London Marylebone Road Timeseries Graph |
55 (2 Low) | 38 (1 Low) | 3 (1 Low) | 7 (1 Low) | 12 (1 Low) *1 | 01/12/2025 12:15 |
| London N. Kensington Timeseries Graph |
71 (3 Low) | 8 (1 Low) | 2 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 02/12/2025 04:45 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 01/12/2025 24:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 01/12/2025 24:00 |
| London Westminster Timeseries Graph |
64 (2 Low) | 13 (1 Low) | n/m | n/m | n/m | 02/12/2025 05:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 11 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 01/12/2025 18:00 |
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 |
58 (2 Low) | 37 (1 Low) | n/m | n/m | n/m | 01/12/2025 06:00 |
| Inverness Timeseries Graph |
n/m | 72 (2 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 02/12/2025 03:00 |
| Lerwick Timeseries Graph |
81 (3 Low) | n/m | n/m | n/m | n/m | 01/12/2025 08:00 |
| Strathvaich Timeseries Graph |
67 (3 Low) | n/m | n/m | n/m | n/m | 01/12/2025 03:00 |
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 |
61 (2 Low) | 20 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Kielder Water Timeseries Graph |
66 (2 Low) | n/m | n/m | 1 (1 Low) | 2 (1 Low) *2 | 02/12/2025 05:00 |
| Middlesbrough Timeseries Graph |
71 (3 Low) | 7 (1 Low) | 2 (1 Low) | 1 (1 Low) | 3 (1 Low) *1 | 01/12/2025 08:15 |
| Newcastle Centre Timeseries Graph |
61 (2 Low) | 67 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *1 | 01/12/2025 24:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 89 (2 Low) | n/m | 4 (1 Low) | 5 (1 Low) *2 | 01/12/2025 24:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 14 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 10 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) *1 | 02/12/2025 01:00 |
| Sunderland Silksworth Timeseries Graph |
70 (3 Low) | 18 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 28 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 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 |
61 (2 Low) | 55 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/12/2025 01:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 78 (2 Low) | n/m | n/m | n/m | 01/12/2025 19:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 01/12/2025 09:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 01/12/2025 09:00 |
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 |
79 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 01/12/2025 22:00 |
| Wrexham Timeseries Graph |
n/m | 24 (1 Low) | 3 (1 Low) | 1 (1 Low) | 3 (1 Low) *2 | 01/12/2025 09:00 |
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 | 16 (1 Low) | n/m | 2 (1 Low) | n/m | 02/12/2025 05:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 01/12/2025 17:00 |
| Blackburn Audley Park Timeseries Graph |
67 (3 Low) | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Blackpool Marton Timeseries Graph |
70 (3 Low) | 22 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 02/12/2025 05:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 02/12/2025 05:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | 5 (1 Low) *1 | 01/12/2025 21:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 44 (1 Low) | n/m | 4 (1 Low) | 4 (1 Low) *1 | 02/12/2025 03:00 |
| Crewe Coppenhall Timeseries Graph |
69 (3 Low) | 11 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Glazebury Timeseries Graph |
63 (2 Low) | 8 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Liverpool Speke Timeseries Graph |
67 (3 Low) | 22 (1 Low) | 28 (1 Low) | 3 (1 Low) | 6 (1 Low) *1 | 01/12/2025 12:30 |
| Liverpool Thirlmere Park Timeseries Graph |
69 (3 Low) | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Manchester Piccadilly Timeseries Graph |
62 (2 Low) | 27 (1 Low) | 1 (1 Low) | 3 (1 Low) | 4 (1 Low) *2 | 01/12/2025 20:00 |
| Manchester Sharston Timeseries Graph |
70 (3 Low) | 8 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | n/m | 02/12/2025 05:00 |
| Preston Timeseries Graph |
66 (2 Low) | 13 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Salford Eccles Timeseries Graph |
68 (3 Low) | 14 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | n/m | 01/12/2025 13:00 |
| St Helens Linkway Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | 5 (1 Low) *1 | 01/12/2025 11:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | n/a | n/m | 28/11/2025 24:00 |
| Warrington Timeseries Graph |
n/m | 27 (1 Low) | n/m | 1 (1 Low) | 5 (1 Low) *1 | 01/12/2025 24:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 01/12/2025 16:00 |
| Wigan Centre Timeseries Graph |
65 (2 Low) | 19 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Wirral Tranmere Timeseries Graph |
70 (3 Low) | 11 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
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 | 81 (2 Low) | n/m | n/m | 12 (1 Low) *1 | 01/12/2025 16:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | n/m | 01/12/2025 09:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 49 (1 Low) | 27 (1 Low) | n/m | n/m | 01/12/2025 16:15 |
| Belfast Centre Timeseries Graph |
55 (2 Low) | 68 (2 Low) | 4 (1 Low) | 5 (1 Low) | 8 (1 Low) *2 | 01/12/2025 10:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 98 (2 Low) | n/m | n/m | 14 (1 Low) *1 | 01/12/2025 09:00 |
| Derry Rosemount Timeseries Graph |
58 (2 Low) | 47 (1 Low) | 28 (1 Low) | 4 (1 Low) | 9 (1 Low) *1 | 01/12/2025 21:45 |
| Lough Navar Timeseries Graph |
57 (2 Low) | n/m | n/m | 4 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
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 | 55 (1 Low) | n/m | n/m | n/m | 01/12/2025 18:00 |
| Eskdalemuir Timeseries Graph |
65 (2 Low) | 2 (1 Low) | n/m | n/m | n/m | 02/12/2025 03:00 |
| Peebles Timeseries Graph |
62 (2 Low) | 30 (1 Low) | n/m | n/m | n/m | 01/12/2025 06:00 |
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 | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Brighton Preston Park Timeseries Graph |
66 (2 Low) | 5 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) *2 | 02/12/2025 03:00 |
| Chatham Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | 4 (1 Low) | 13 (1 Low) *1 | 02/12/2025 02:00 |
| Chilbolton Observatory Timeseries Graph |
80 (3 Low) | 2 (1 Low) | 2 (1 Low) | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 14:45 |
| Eastbourne Timeseries Graph |
74 (3 Low) | 4 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 02/12/2025 01:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 02/12/2025 05:00 |
| Horley Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/a | n/a | 27/11/2025 01:00 |
| Lullington Heath Timeseries Graph |
81 (3 Low) | 3 (1 Low) | 2 (1 Low) | 7 (1 Low) | 13 (1 Low) *2 | 01/12/2025 22:30 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 01/12/2025 24:00 |
| Milton Keynes Civic Centre Timeseries Graph |
70 (3 Low) | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| 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 |
63 (2 Low) | 12 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Portsmouth Timeseries Graph |
66 (2 Low) | 39 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 01/12/2025 24:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 22 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 01/12/2025 24:00 |
| Reading London Road Timeseries Graph |
n/m | 5 (1 Low) | n/m | n/m | 9 (1 Low) *1 | 02/12/2025 02:00 |
| Reading New Town Timeseries Graph |
40 (2 Low) | 6 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | n/m | 02/12/2025 05:00 |
| Rochester Stoke Timeseries Graph |
72 (3 Low) | 6 (1 Low) | 2 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 01/12/2025 23:45 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 01/12/2025 24:00 |
| Southampton A33 Timeseries Graph |
n/m | 29 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/12/2025 04:00 |
| Southampton Centre Timeseries Graph |
69 (3 Low) | 35 (1 Low) | 3 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 01/12/2025 20:30 |
| Storrington Roadside Timeseries Graph |
n/m | 12 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 01/12/2025 24:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | 11 (1 Low) | n/m | 02/12/2025 05:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 26 (2 Low) *2 | 02/12/2025 02:00 |
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 |
70 (3 Low) | 19 (1 Low) | 2 (1 Low) | 5 (1 Low) | 10 (1 Low) *1 | 01/12/2025 19:30 |
| Cardiff Newport Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | 9 (1 Low) *1 | 01/12/2025 18:00 |
| Chepstow A48 Timeseries Graph |
n/m | 30 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *1 | 02/12/2025 02:00 |
| Cwmbran Crownbridge Timeseries Graph |
78 (3 Low) | 10 (1 Low) | n/m | n/m | n/m | 02/12/2025 01:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 01/12/2025 08:00 |
| Narberth Timeseries Graph |
78 (3 Low) | 2 (1 Low) | 1 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 01/12/2025 15:15 |
| Newport Timeseries Graph |
n/m | 15 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 02/12/2025 05:00 |
| Port Talbot Margam Timeseries Graph |
74 (3 Low) | 17 (1 Low) | 1 (1 Low) | 4 (1 Low) | 20 (2 Low) *3 | 02/12/2025 03:15 |
| Swansea Roadside Timeseries Graph |
n/m | 11 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *1 | 02/12/2025 03:00 |
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 | 02/12/2025 05:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 01/12/2025 20:00 |
| Bournemouth Timeseries Graph |
72 (3 Low) | 3 (1 Low) | n/m | 7 (1 Low) | n/m | 02/12/2025 01:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Bristol St Paul's Timeseries Graph |
69 (3 Low) | 20 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *1 | 02/12/2025 05:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 47 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Charlton Mackrell Timeseries Graph |
73 (3 Low) | 7 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 02/12/2025 04:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 1 (1 Low) | n/m | 02/12/2025 05:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 4 (1 Low) | n/m | 8 (1 Low) | n/m | 02/12/2025 04:00 |
| Exeter Roadside Timeseries Graph |
74 (3 Low) | 25 (1 Low) | n/m | n/m | n/m | 01/12/2025 08:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 02/12/2025 05:00 |
| Honiton Timeseries Graph |
74 (3 Low) | 2 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Plymouth Centre Timeseries Graph |
76 (3 Low) | 23 (1 Low) | n/m | 10 (1 Low) | 24 (2 Low) *2 | 02/12/2025 05:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 01/12/2025 23:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 16 (1 Low) *1 | 02/12/2025 03:00 |
| Swindon Walcot Timeseries Graph |
74 (3 Low) | 4 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Yarner Wood Timeseries Graph |
79 (3 Low) | 2 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
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 |
85 (3 Low) | n/m | n/m | n/m | n/m | 01/12/2025 05:00 |
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 |
62 (2 Low) | 34 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Birmingham Hall Green Timeseries Graph |
76 (3 Low) | 3 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 04:00 |
| Birmingham Ladywood Timeseries Graph |
77 (3 Low) | 9 (1 Low) | 1 (1 Low) | n/a | n/a | 01/12/2025 11:15 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
70 (3 Low) | 17 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 11 (1 Low) | n/m | 2 (1 Low) | n/m | 02/12/2025 05:00 |
| Coventry Allesley Timeseries Graph |
68 (3 Low) | 13 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Leamington Spa Timeseries Graph |
71 (3 Low) | 23 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 6 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Leominster Timeseries Graph |
72 (3 Low) | 5 (1 Low) | n/m | n/m | n/m | 01/12/2025 22:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 01/12/2025 24:00 |
| Stoke-on-Trent Centre Timeseries Graph |
67 (3 Low) | 26 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Telford Hollinswood Timeseries Graph |
75 (3 Low) | 10 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Walsall Woodlands Timeseries Graph |
71 (3 Low) | 9 (1 Low) | n/m | n/m | n/m | 01/12/2025 24:00 |
| West Bromwich Kenrick Park Timeseries Graph |
73 (3 Low) | 10 (1 Low) | n/m | n/m | n/m | 01/12/2025 24:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 05:00 |
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 |
72 (3 Low) | 9 (1 Low) | 2 (1 Low) | 1 (1 Low) | 2 (1 Low) *2 | 02/12/2025 02:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 01/12/2025 16:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 6 (1 Low) *2 | 02/12/2025 05:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
74 (3 Low) | 17 (1 Low) | n/m | 1 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 35 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| High Muffles Timeseries Graph |
65 (2 Low) | 8 (1 Low) | n/m | 1 (1 Low) | 2 (1 Low) *2 | 01/12/2025 24:00 |
| Hull Freetown Timeseries Graph |
61 (2 Low) | 18 (1 Low) | 4 (1 Low) | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 23:30 |
| Hull Holderness Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| Immingham Woodlands Avenue Timeseries Graph |
71 (3 Low) | 4 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Leeds Centre Timeseries Graph |
68 (3 Low) | 33 (1 Low) | 2 (1 Low) | 2 (1 Low) | 4 (1 Low) *2 | 02/12/2025 03:30 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 41 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *1 | 02/12/2025 01:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 01/12/2025 24:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 8 (1 Low) | 2 (1 Low) | 5 (1 Low) | 2 (1 Low) *1 | 02/12/2025 01:30 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 43 (1 Low) | n/m | 2 (1 Low) | n/m | 01/12/2025 24:00 |
| Sheffield Devonshire Green Timeseries Graph |
65 (2 Low) | 13 (1 Low) | n/m | 1 (1 Low) | 2 (1 Low) *2 | 01/12/2025 24:00 |
| Sheffield Tinsley Timeseries Graph |
64 (2 Low) | 18 (1 Low) | n/m | 2 (1 Low) | 4 (1 Low) *2 | 01/12/2025 24:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 02/12/2025 05:00 |
| York Bootham Timeseries Graph |
58 (2 Low) | 8 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *1 | 01/12/2025 24:00 |
| York Fishergate Timeseries Graph |
n/m | 23 (1 Low) | n/m | 2 (1 Low) | 6 (1 Low) *1 | 01/12/2025 24:00 |
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