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 3am Thu 12th Nov 2026
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 |
50 (2 Low) | n/m | n/m | 4 (1 Low) | 5 (1 Low) *2 | 11/11/2026 24:00 |
| Bush Estate Timeseries Graph |
66 (2 Low) | 16 (1 Low) | n/m | n/m | n/m | 12/11/2026 03:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 56 (1 Low) | n/m | n/m | n/m | 11/11/2026 20:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 59 (1 Low) | n/m | n/m | n/m | 11/11/2026 11:00 |
| Edinburgh St Leonards Timeseries Graph |
40 (2 Low) | 52 (1 Low) | 4 (1 Low) | 9 (1 Low) | 13 (1 Low) *2 | 11/11/2026 11:30 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 68 (2 Low) | n/m | n/m | n/m | 11/11/2026 16:00 |
| Glasgow High Street Timeseries Graph |
n/m | 56 (1 Low) | n/m | 17 (2 Low) | 21 (2 Low) *2 | 11/11/2026 24:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 79 (2 Low) | n/m | n/m | n/m | 10/11/2026 19:00 |
| Glasgow Townhead Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 05:00 |
| Grangemouth Timeseries Graph |
n/m | 40 (1 Low) | 5 (1 Low) | 13 (2 Low) | 15 (1 Low) *1 | 11/11/2026 09:30 |
| Grangemouth Moray Timeseries Graph |
n/m | 53 (1 Low) | n/m | n/m | n/m | 11/11/2026 22:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 11/11/2026 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 |
48 (2 Low) | 27 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 11/11/2026 24:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 41 (1 Low) | n/m | 14 (2 Low) | 18 (2 Low) *2 | 11/11/2026 24:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | n/a | n/m | n/a | n/m | 09/11/2026 24:00 |
| Derby Stockbrook Park Timeseries Graph |
37 (2 Low) | n/m | n/m | 11 (1 Low) | 17 (2 Low) *2 | 12/11/2026 01:00 |
| Grantham Cherry Orchard Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 12/11/2026 03:00 |
| Ladybower Timeseries Graph |
60 (2 Low) | 7 (1 Low) | 2 (1 Low) | 5 (1 Low) | 7 (1 Low) *2 | 11/11/2026 03:15 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 73 (2 Low) | n/m | 14 (2 Low) | 20 (2 Low) *2 | 12/11/2026 03:00 |
| Leicester University Timeseries Graph |
47 (2 Low) | 58 (1 Low) | n/m | 11 (1 Low) | 15 (1 Low) *2 | 12/11/2026 01:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 63 (1 Low) | n/m | n/m | n/m | 11/11/2026 16:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 12/11/2026 03:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
| Northampton Spring Park Timeseries Graph |
n/a | n/a | n/m | n/a | n/m | 10/11/2026 03:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 11 (1 Low) *2 | 11/11/2026 24:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
45 (2 Low) | 48 (1 Low) | 3 (1 Low) | 12 (2 Low) | 16 (1 Low) *2 | 11/11/2026 12:15 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 72 (2 Low) | n/m | 12 (2 Low) | 18 (2 Low) *2 | 12/11/2026 03:00 |
| Tallington Timeseries Graph |
59 (2 Low) | n/m | n/m | 10 (1 Low) | 13 (1 Low) *2 | 11/11/2026 24:00 |
| Toft Newton Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Wigston Centre Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 16 (1 Low) *2 | 12/11/2026 01:00 |
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 | 29 (1 Low) | n/m | 13 (2 Low) | 17 (2 Low) *2 | 11/11/2026 24:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 11/11/2026 17:00 |
| Ipswich Central Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 18 (2 Low) *2 | 11/11/2026 24:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 58 (1 Low) | n/m | 12 (2 Low) | n/m | 11/11/2026 24:00 |
| Norwich Lakenfields Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Sibton Timeseries Graph |
65 (2 Low) | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | n/a | n/a | 08/09/2026 24:00 |
| Southend-on-Sea Timeseries Graph |
39 (2 Low) | 30 (1 Low) | n/m | 16 (2 Low) | 20 (2 Low) *2 | 11/11/2026 24:00 |
| St Osyth Timeseries Graph |
60 (2 Low) | 24 (1 Low) | n/m | 14 (2 Low) | 18 (2 Low) *2 | 11/11/2026 24:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 43 (1 Low) | n/m | 19 (2 Low) | 21 (2 Low) *1 | 11/11/2026 24:00 |
| Stevenage St Georges Way South Timeseries Graph |
n/m | n/m | n/m | n/a | n/m | 03/09/2026 24:00 |
| Thurrock Timeseries Graph |
33 (1 Low) | 46 (1 Low) | 11 (1 Low) | 16 (2 Low) | 21 (2 Low) *2 | 11/11/2026 13:15 |
| Weybourne Timeseries Graph |
70 (3 Low) | n/m | n/m | n/a | n/a | 09/11/2026 24:00 |
| Wicken Fen Timeseries Graph |
55 (2 Low) | 10 (1 Low) | 2 (1 Low) | 8 (1 Low) | 11 (1 Low) *2 | 11/11/2026 15:45 |
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 | 41 (1 Low) | n/m | 16 (2 Low) | 25 (2 Low) *1 | 11/11/2026 24:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 22 (2 Low) *1 | 11/11/2026 24:00 |
| Haringey Roadside Timeseries Graph |
n/m | 57 (1 Low) | n/m | n/m | n/m | 11/11/2026 18:00 |
| London A406 N Circular Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | n/m | 11/11/2026 24:00 |
| London Bexley Timeseries Graph |
n/m | 40 (1 Low) | n/m | 17 (2 Low) | 21 (2 Low) *2 | 11/11/2026 24:00 |
| London Bloomsbury Timeseries Graph |
33 (1 Low) | 43 (1 Low) | 3 (1 Low) | 13 (2 Low) | 17 (2 Low) *2 | 11/11/2026 18:15 |
| London Farringdon Street Timeseries Graph |
n/m | 53 (1 Low) | n/m | 18 (2 Low) | n/m | 11/11/2026 24:00 |
| London Haringey Priory Park South Timeseries Graph |
29 (1 Low) | 30 (1 Low) | n/m | 13 (2 Low) | 17 (2 Low) *2 | 11/11/2026 24:00 |
| London Harlington Timeseries Graph |
39 (2 Low) | 31 (1 Low) | n/m | 18 (2 Low) | 24 (2 Low) *2 | 10/11/2026 24:00 |
| London Hillingdon Timeseries Graph |
39 (2 Low) | 28 (1 Low) | n/m | 15 (2 Low) | 19 (2 Low) *2 | 11/11/2026 24:00 |
| London Honor Oak Park Timeseries Graph |
37 (2 Low) | n/m | n/m | 15 (2 Low) | 19 (2 Low) *2 | 11/11/2026 24:00 |
| London Marylebone Road Timeseries Graph |
35 (2 Low) | 44 (1 Low) | 2 (1 Low) | 14 (2 Low) | 20 (2 Low) *1 | 11/11/2026 17:15 |
| London N. Kensington Timeseries Graph |
41 (2 Low) | 40 (1 Low) | 3 (1 Low) | 14 (2 Low) | 17 (2 Low) *2 | 11/11/2026 17:30 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 19 (2 Low) *2 | 11/11/2026 24:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 18 (2 Low) *2 | 11/11/2026 24:00 |
| London Westminster Timeseries Graph |
35 (2 Low) | 41 (1 Low) | n/m | n/m | n/m | 11/11/2026 06:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 41 (1 Low) | n/m | n/m | 38 (3 Low) *1 | 11/11/2026 17:00 |
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 |
65 (2 Low) | 22 (1 Low) | n/m | n/m | n/m | 11/11/2026 23:00 |
| Inverness Timeseries Graph |
n/m | 46 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 12/11/2026 03:00 |
| Lerwick Timeseries Graph |
79 (3 Low) | n/m | n/m | n/m | n/m | 12/11/2026 03:00 |
| Strathvaich Timeseries Graph |
80 (3 Low) | n/m | n/m | n/m | n/m | 11/11/2026 19:00 |
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 |
| Ashington Centre Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 6 (1 Low) *2 | 11/11/2026 24:00 |
| Darlington Firthmoor Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 12 (1 Low) *2 | 11/11/2026 24:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 10:00 |
| Kielder Water Timeseries Graph |
37 (2 Low) | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 11/11/2026 24:00 |
| Middlesbrough Timeseries Graph |
30 (1 Low) | 60 (1 Low) | 4 (1 Low) | 10 (1 Low) | 18 (2 Low) *1 | 11/11/2026 19:30 |
| Newcastle Centre Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 10:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 10/11/2026 10:00 |
| North Shields Chirton Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 7 (1 Low) *2 | 11/11/2026 24:00 |
| Redcar Milford Walk Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 15 (1 Low) *2 | 11/11/2026 24:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/m | 10/11/2026 07:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 31 (1 Low) | n/m | 12 (2 Low) | 18 (2 Low) *1 | 11/11/2026 24:00 |
| Sunderland Silksworth Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 10:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 58 (1 Low) | n/m | 8 (1 Low) | n/m | 11/11/2026 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) | 34 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 12/11/2026 03:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 47 (1 Low) | n/m | n/m | n/m | 11/11/2026 08:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 11/11/2026 20:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 11/11/2026 17:00 |
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 |
54 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 11/11/2026 20:00 |
| Wrexham Timeseries Graph |
n/m | 79 (2 Low) | 4 (1 Low) | 11 (1 Low) | 18 (2 Low) *2 | 11/11/2026 17:45 |
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 | 61 (1 Low) | n/m | 8 (1 Low) | n/m | 11/11/2026 24:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 68 (2 Low) | n/m | n/m | n/m | 11/11/2026 21:00 |
| Blackburn Audley Park Timeseries Graph |
42 (2 Low) | n/m | n/m | 12 (2 Low) | 17 (2 Low) *2 | 12/11/2026 03:00 |
| Blackpool Marton Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | n/m | 12/11/2026 03:00 |
| Burnley Wycoller Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 11 (1 Low) *2 | 12/11/2026 03:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 67 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 11/11/2026 17:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 57 (1 Low) | n/m | 19 (2 Low) | 19 (2 Low) *1 | 11/11/2026 24:00 |
| Crewe Coppenhall Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Glazebury Timeseries Graph |
48 (2 Low) | 53 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 12/11/2026 03:00 |
| Liverpool Speke Timeseries Graph |
45 (2 Low) | 48 (1 Low) | 5 (1 Low) | 7 (1 Low) | 13 (1 Low) *1 | 11/11/2026 09:15 |
| Liverpool Thirlmere Park Timeseries Graph |
56 (2 Low) | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 11/11/2026 24:00 |
| Manchester Piccadilly Timeseries Graph |
44 (2 Low) | 76 (2 Low) | 6 (1 Low) | 16 (2 Low) | 27 (2 Low) *2 | 11/11/2026 22:30 |
| Manchester Sharston Timeseries Graph |
44 (2 Low) | 63 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) *2 | 12/11/2026 01:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | n/m | 12/11/2026 03:00 |
| Preston Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Rochdale Belfield Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 13 (1 Low) *2 | 12/11/2026 03:00 |
| Salford Eccles Timeseries Graph |
46 (2 Low) | 80 (2 Low) | n/m | 11 (1 Low) | 18 (2 Low) *2 | 12/11/2026 03:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 64 (1 Low) | n/m | n/m | n/m | 11/11/2026 17:00 |
| St Helens Linkway Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | 24 (2 Low) *1 | 11/11/2026 18:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 12/11/2026 03:00 |
| Warrington St. Peter's Park Timeseries Graph |
n/m | 103 (2 Low) | n/m | 10 (1 Low) | 15 (1 Low) *2 | 12/11/2026 03:00 |
| Warrington Toll Bar Road Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | n/m | 12/11/2026 03:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 64 (1 Low) | n/m | n/m | n/m | 11/11/2026 18:00 |
| Wigan Centre Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Wirral Tranmere Timeseries Graph |
54 (2 Low) | 49 (1 Low) | n/m | 8 (1 Low) | 10 (1 Low) *2 | 11/11/2026 24:00 |
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 | 59 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 11/11/2026 20:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 10/11/2026 08:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 48 (1 Low) | 56 (1 Low) | n/m | n/m | 11/11/2026 22:00 |
| Belfast Centre Timeseries Graph |
58 (2 Low) | 36 (1 Low) | 9 (1 Low) | n/a | n/a | 11/11/2026 21:15 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 77 (2 Low) | n/m | n/m | 21 (2 Low) *1 | 11/11/2026 11:00 |
| Derry Rosemount Timeseries Graph |
57 (2 Low) | 43 (1 Low) | 14 (1 Low) | 11 (1 Low) | 17 (2 Low) *1 | 11/11/2026 22:00 |
| Lough Navar Timeseries Graph |
56 (2 Low) | n/m | n/m | 4 (1 Low) | 5 (1 Low) *2 | 11/11/2026 24:00 |
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 | 50 (1 Low) | n/m | n/m | n/m | 11/11/2026 17:00 |
| Eskdalemuir Timeseries Graph |
51 (2 Low) | 2 (1 Low) | n/m | n/m | n/m | 11/11/2026 20:00 |
| Peebles Timeseries Graph |
30 (1 Low) | 21 (1 Low) | n/m | n/m | n/m | 11/11/2026 21:00 |
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 | 17 (2 Low) | n/m | 11/11/2026 07:00 |
| Brighton Preston Park Timeseries Graph |
37 (2 Low) | 21 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 12/11/2026 03:00 |
| Chatham Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Chilbolton Observatory Timeseries Graph |
37 (2 Low) | 14 (1 Low) | 2 (1 Low) | 13 (2 Low) | 16 (1 Low) *2 | 11/11/2026 17:30 |
| Eastbourne Timeseries Graph |
39 (2 Low) | 26 (1 Low) | n/m | 9 (1 Low) | 12 (1 Low) *2 | 11/11/2026 24:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 19 (2 Low) *2 | 11/11/2026 24:00 |
| Horley Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/a | n/a | 11/11/2026 24:00 |
| Lullington Heath Timeseries Graph |
43 (2 Low) | 26 (1 Low) | 2 (1 Low) | 8 (1 Low) | 10 (1 Low) *2 | 11/11/2026 05:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 19 (2 Low) *2 | 12/11/2026 03:00 |
| Milton Keynes Civic Centre Timeseries Graph |
n/a | n/m | n/m | 10 (1 Low) | 13 (1 Low) *2 | 11/11/2026 24:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | n/m | 12/11/2026 01:00 |
| Oxford St Ebbes Timeseries Graph |
49 (2 Low) | 35 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Portsmouth Timeseries Graph |
28 (1 Low) | 28 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 12/11/2026 03:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 10/11/2026 10:00 |
| Reading London Road Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/a | 11/11/2026 18:00 |
| Reading New Town Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | n/m | 11/11/2026 24:00 |
| Rochester Stoke Timeseries Graph |
49 (2 Low) | 27 (1 Low) | 1 (1 Low) | 13 (2 Low) | 15 (1 Low) *2 | 11/11/2026 17:30 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 23 (2 Low) *2 | 11/11/2026 24:00 |
| Southampton A33 Timeseries Graph |
n/m | 31 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 12/11/2026 03:00 |
| Southampton Centre Timeseries Graph |
31 (1 Low) | 40 (1 Low) | 3 (1 Low) | 12 (2 Low) | 15 (1 Low) *2 | 11/11/2026 16:45 |
| Storrington Roadside Timeseries Graph |
n/m | 47 (1 Low) | n/m | 13 (2 Low) | 18 (2 Low) *2 | 12/11/2026 03:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 34 (1 Low) | n/m | 12 (2 Low) | n/m | 12/11/2026 03:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 13 (1 Low) *2 | 12/11/2026 03:00 |
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 |
49 (2 Low) | 30 (1 Low) | 2 (1 Low) | 11 (1 Low) | n/a | 11/11/2026 20:30 |
| Cardiff Newport Road Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 11/11/2026 18:00 |
| Chepstow A48 Timeseries Graph |
n/m | 31 (1 Low) | n/m | 11 (1 Low) | 11 (1 Low) *1 | 12/11/2026 03:00 |
| Cwmbran Crownbridge Timeseries Graph |
53 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 11/11/2026 16:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 11/11/2026 08:00 |
| Narberth Timeseries Graph |
59 (2 Low) | 6 (1 Low) | 2 (1 Low) | 11 (1 Low) | 12 (1 Low) *2 | 12/11/2026 02:45 |
| Newport Timeseries Graph |
n/m | 22 (1 Low) | n/m | 11 (1 Low) | 15 (1 Low) *2 | 11/11/2026 24:00 |
| Port Talbot Margam Timeseries Graph |
68 (3 Low) | 22 (1 Low) | 2 (1 Low) | 6 (1 Low) | 9 (1 Low) *3 | 11/11/2026 10:45 |
| Swansea Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *1 | 11/11/2026 24:00 |
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 | 9 (1 Low) | 12 (1 Low) *2 | 12/11/2026 03:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 11/11/2026 19:00 |
| Bournemouth Timeseries Graph |
32 (1 Low) | 30 (1 Low) | n/m | 12 (2 Low) | n/m | 12/11/2026 02:00 |
| Bournemouth Bourne Valley Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 15 (1 Low) *2 | 12/11/2026 03:00 |
| Bridgwater A372 Westonzoyland Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | n/m | 12/11/2026 03:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 11/11/2026 24:00 |
| Bristol St Paul's Timeseries Graph |
48 (2 Low) | 35 (1 Low) | n/m | 10 (1 Low) | 17 (2 Low) *1 | 12/11/2026 02:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 52 (1 Low) | n/m | 14 (2 Low) | 19 (2 Low) *2 | 12/11/2026 01:00 |
| Charlton Mackrell Timeseries Graph |
41 (2 Low) | 10 (1 Low) | n/m | 13 (2 Low) | 17 (2 Low) *2 | 12/11/2026 02:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | n/m | 11/11/2026 24:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 50 (1 Low) | n/m | 13 (2 Low) | n/m | 12/11/2026 03:00 |
| Exeter Roadside Timeseries Graph |
n/a | n/a | n/m | n/m | n/m | 10/11/2026 07:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 20 (2 Low) *2 | 11/11/2026 24:00 |
| Honiton Timeseries Graph |
38 (2 Low) | 20 (1 Low) | n/m | 12 (2 Low) | 14 (1 Low) *2 | 12/11/2026 03:00 |
| Plymouth Centre Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 04:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 11/11/2026 08:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *1 | 12/11/2026 03:00 |
| Swindon Walcot Timeseries Graph |
47 (2 Low) | 43 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Yarner Wood Timeseries Graph |
36 (2 Low) | 12 (1 Low) | n/m | 8 (1 Low) | 10 (1 Low) *2 | 12/11/2026 03:00 |
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 |
73 (3 Low) | n/m | n/m | n/m | n/m | 12/11/2026 02:00 |
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 |
| Bedworth Collycroft Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 15 (1 Low) *2 | 11/11/2026 24:00 |
| Birmingham A4540 Roadside Timeseries Graph |
32 (1 Low) | 59 (1 Low) | n/m | n/a | n/a | 10/11/2026 05:00 |
| Birmingham Hall Green Timeseries Graph |
40 (2 Low) | 68 (2 Low) | n/m | 12 (2 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
| Birmingham Ladywood Timeseries Graph |
35 (2 Low) | 60 (1 Low) | 4 (1 Low) | 11 (1 Low) | 15 (1 Low) *2 | 11/11/2026 12:45 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 15 (1 Low) *2 | 11/11/2026 24:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
44 (2 Low) | 55 (1 Low) | n/m | 12 (2 Low) | 16 (1 Low) *2 | 12/11/2026 03:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 47 (1 Low) | n/m | 10 (1 Low) | n/m | 11/11/2026 24:00 |
| Coventry Allesley Timeseries Graph |
46 (2 Low) | 45 (1 Low) | n/m | 10 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 59 (1 Low) | n/m | 12 (2 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
| Leamington Spa Timeseries Graph |
43 (2 Low) | 57 (1 Low) | n/m | 13 (2 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 50 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Leominster Timeseries Graph |
n/a | n/a | n/m | n/m | n/m | 10/11/2026 07:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 82 (2 Low) | n/m | 13 (2 Low) | 20 (2 Low) *2 | 11/11/2026 24:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 18 (2 Low) *2 | 11/11/2026 24:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 81 (2 Low) | n/m | 13 (2 Low) | 19 (2 Low) *2 | 12/11/2026 03:00 |
| Stoke-on-Trent Centre Timeseries Graph |
51 (2 Low) | 85 (2 Low) | n/m | 11 (1 Low) | 16 (1 Low) *2 | 12/11/2026 03:00 |
| Telford Hollinswood Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 09:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
| Walsall Woodlands Timeseries Graph |
42 (2 Low) | 48 (1 Low) | n/m | n/m | n/m | 11/11/2026 16:00 |
| West Bromwich Kenrick Park Timeseries Graph |
38 (2 Low) | 63 (1 Low) | n/m | n/m | n/m | 11/11/2026 18:00 |
| Wolverhampton East Park Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 14 (1 Low) *2 | 11/11/2026 24:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 16 (1 Low) *2 | 11/11/2026 24:00 |
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 |
44 (2 Low) | 63 (1 Low) | 6 (1 Low) | n/a | n/a | 11/11/2026 11:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 09/11/2026 18:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 21 (2 Low) *2 | 12/11/2026 03:00 |
| Bradford West Park Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 15 (1 Low) *2 | 12/11/2026 02:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
46 (2 Low) | 72 (2 Low) | n/m | 13 (2 Low) | 20 (2 Low) *2 | 12/11/2026 03:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | n/a | n/m | n/a | n/m | 09/11/2026 24:00 |
| Halifax Thrum Hall Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 12 (1 Low) *2 | 12/11/2026 01:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 12 (1 Low) *2 | 11/11/2026 24:00 |
| High Muffles Timeseries Graph |
57 (2 Low) | 10 (1 Low) | n/m | 3 (1 Low) | 4 (1 Low) *2 | 12/11/2026 03:00 |
| Hull Freetown Timeseries Graph |
52 (2 Low) | 70 (2 Low) | 6 (1 Low) | 9 (1 Low) | 14 (1 Low) *2 | 11/11/2026 17:15 |
| Hull Holderness Road Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Immingham Woodlands Avenue Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Leeds Centre Timeseries Graph |
52 (2 Low) | 64 (1 Low) | 2 (1 Low) | 8 (1 Low) | 11 (1 Low) *2 | 11/11/2026 18:15 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 09/11/2026 24:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 21 (2 Low) *2 | 12/11/2026 03:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 63 (1 Low) | 6 (1 Low) | 12 (2 Low) | 19 (2 Low) *1 | 11/11/2026 20:15 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 80 (2 Low) | n/m | 10 (1 Low) | n/m | 11/11/2026 24:00 |
| Sheffield Devonshire Green Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 10/11/2026 05:00 |
| Sheffield Tinsley Timeseries Graph |
44 (2 Low) | 74 (2 Low) | n/m | 10 (1 Low) | 17 (2 Low) *2 | 12/11/2026 03:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 17 (2 Low) *2 | 12/11/2026 02:00 |
| York Bootham Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 25/10/2026 24:00 |
| York Fishergate Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 09/11/2026 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