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 9pm Tue 3rd 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 |
56 (2 Low) | n/m | n/m | 6 (1 Low) | 8 (1 Low) *2 | 03/11/2026 10:00 |
| Bush Estate Timeseries Graph |
63 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 03/11/2026 19:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 03/11/2026 10:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 50 (1 Low) | n/m | n/m | n/m | 03/11/2026 10:00 |
| Edinburgh St Leonards Timeseries Graph |
70 (3 Low) | 50 (1 Low) | 2 (1 Low) | 9 (1 Low) | 14 (1 Low) *2 | 03/11/2026 10:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 53 (1 Low) | n/m | n/m | n/m | 03/11/2026 13:00 |
| Glasgow High Street Timeseries Graph |
n/m | 46 (1 Low) | n/m | 11 (1 Low) | 20 (2 Low) *2 | 03/11/2026 13:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 71 (2 Low) | n/m | n/m | n/m | 03/11/2026 21:00 |
| Glasgow Townhead Timeseries Graph |
42 (2 Low) | 51 (1 Low) | n/m | 9 (1 Low) | 19 (2 Low) *2 | 03/11/2026 13:00 |
| Grangemouth Timeseries Graph |
n/m | 30 (1 Low) | 4 (1 Low) | 11 (1 Low) | 19 (2 Low) *1 | 03/11/2026 09:30 |
| Grangemouth Moray Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | n/m | 02/11/2026 21:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 10:00 |
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 |
64 (2 Low) | 13 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 21:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 21:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 54 (1 Low) | n/m | 5 (1 Low) | n/m | 03/11/2026 09:00 |
| Derby Stockbrook Park Timeseries Graph |
50 (2 Low) | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/11/2026 09:00 |
| Ladybower Timeseries Graph |
63 (2 Low) | 6 (1 Low) | 1 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 03/11/2026 17:45 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 7 (1 Low) | 14 (1 Low) *2 | 03/11/2026 10:00 |
| Leicester University Timeseries Graph |
n/a | 46 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 10:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 01/11/2026 15:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 13 (1 Low) *2 | 03/11/2026 04:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 21:00 |
| Northampton Spring Park Timeseries Graph |
63 (2 Low) | 10 (1 Low) | n/m | 9 (1 Low) | n/m | 03/11/2026 07:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 10:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
54 (2 Low) | 11 (1 Low) | 1 (1 Low) | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 02:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 44 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/11/2026 08:00 |
| Tallington Timeseries Graph |
66 (2 Low) | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 06:00 |
| Toft Newton Timeseries Graph |
73 (3 Low) | 8 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 01:00 |
| Wigston Centre Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/11/2026 09:00 |
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 | 10 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 12 (1 Low) *2 | 02/11/2026 24:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 03/11/2026 10:00 |
| Ipswich Central Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/11/2026 15:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 54 (1 Low) | n/m | 5 (1 Low) | n/m | 03/11/2026 10:00 |
| Norwich Lakenfields Timeseries Graph |
55 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/11/2026 16:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/11/2026 06:00 |
| Sibton Timeseries Graph |
65 (2 Low) | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/11/2026 10:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | n/a | n/a | 08/09/2026 24:00 |
| Southend-on-Sea Timeseries Graph |
53 (2 Low) | 16 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| St Osyth Timeseries Graph |
69 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 17 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *1 | 02/11/2026 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 |
58 (2 Low) | 16 (1 Low) | 1 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 14:00 |
| Weybourne Timeseries Graph |
68 (3 Low) | n/m | n/m | 9 (1 Low) | 16 (1 Low) *2 | 03/11/2026 07:00 |
| Wicken Fen Timeseries Graph |
59 (2 Low) | 4 (1 Low) | 1 (1 Low) | 3 (1 Low) | 7 (1 Low) *2 | 03/11/2026 14:30 |
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 | 33 (1 Low) | n/m | 8 (1 Low) | 19 (2 Low) *1 | 02/11/2026 24:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 20 (2 Low) *1 | 03/11/2026 12:00 |
| Haringey Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 03/11/2026 18:00 |
| London A406 N Circular Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 02/11/2026 24:00 |
| London Bexley Timeseries Graph |
n/m | 26 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| London Bloomsbury Timeseries Graph |
52 (2 Low) | 28 (1 Low) | 3 (1 Low) | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 12:30 |
| London Farringdon Street Timeseries Graph |
n/m | 68 (2 Low) | n/m | 6 (1 Low) | n/m | 02/11/2026 24:00 |
| London Haringey Priory Park South Timeseries Graph |
54 (2 Low) | 16 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| London Harlington Timeseries Graph |
61 (2 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| London Hillingdon Timeseries Graph |
63 (2 Low) | 16 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| London Honor Oak Park Timeseries Graph |
62 (2 Low) | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| London Marylebone Road Timeseries Graph |
67 (3 Low) | 18 (1 Low) | 1 (1 Low) | 7 (1 Low) | 12 (1 Low) *1 | 03/11/2026 14:00 |
| London N. Kensington Timeseries Graph |
66 (2 Low) | 16 (1 Low) | 1 (1 Low) | 5 (1 Low) | 8 (1 Low) *2 | 03/11/2026 17:15 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| London Westminster Timeseries Graph |
54 (2 Low) | 26 (1 Low) | n/m | n/m | n/m | 03/11/2026 01:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | 22 (2 Low) *1 | 03/11/2026 14:00 |
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 |
13 (1 Low) | 23 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| Inverness Timeseries Graph |
n/m | 46 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 03/11/2026 21:00 |
| Lerwick Timeseries Graph |
80 (3 Low) | n/m | n/m | n/m | n/m | 03/11/2026 17:00 |
| Strathvaich Timeseries Graph |
62 (2 Low) | n/m | n/m | n/m | n/m | 03/11/2026 21:00 |
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) | 8 (1 Low) *2 | 03/11/2026 21:00 |
| Darlington Firthmoor Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 21:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
80 (3 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *2 | 03/11/2026 02:00 |
| Kielder Water Timeseries Graph |
60 (2 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 03/11/2026 20:00 |
| Middlesbrough Timeseries Graph |
76 (3 Low) | 24 (1 Low) | 1 (1 Low) | 1 (1 Low) | 11 (1 Low) *1 | 03/11/2026 20:45 |
| Newcastle Centre Timeseries Graph |
57 (2 Low) | 44 (1 Low) | n/m | 6 (1 Low) | 15 (1 Low) *1 | 03/11/2026 18:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 21:00 |
| North Shields Chirton Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 10:00 |
| Redcar Milford Walk Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/11/2026 02:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 5 (1 Low) | n/m | 02/11/2026 24:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 23 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *1 | 02/11/2026 24:00 |
| Sunderland Silksworth Timeseries Graph |
80 (3 Low) | 28 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 09:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 17 (1 Low) | n/m | 5 (1 Low) | n/m | 03/11/2026 09:00 |
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 |
64 (2 Low) | 24 (1 Low) | n/m | 3 (1 Low) | 4 (1 Low) *2 | 03/11/2026 07:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 84 (2 Low) | n/m | n/m | n/m | 03/11/2026 18:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 03/11/2026 08:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | n/m | 02/11/2026 22:00 |
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 |
64 (2 Low) | 9 (1 Low) | n/m | n/m | n/m | 03/11/2026 18:00 |
| Wrexham Timeseries Graph |
n/m | 68 (2 Low) | 3 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 03/11/2026 09:15 |
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 | 36 (1 Low) | n/m | 6 (1 Low) | n/m | 02/11/2026 24:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | n/m | 03/11/2026 18:00 |
| Blackburn Audley Park Timeseries Graph |
54 (2 Low) | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Blackpool Marton Timeseries Graph |
59 (2 Low) | 11 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) *2 | 02/11/2026 24:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 02/11/2026 24:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 03/11/2026 08:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 45 (1 Low) | n/m | 13 (2 Low) | 19 (2 Low) *1 | 02/11/2026 24:00 |
| Crewe Coppenhall Timeseries Graph |
66 (2 Low) | 25 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Glazebury Timeseries Graph |
53 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 21:00 |
| Liverpool Speke Timeseries Graph |
50 (2 Low) | 30 (1 Low) | 4 (1 Low) | 5 (1 Low) | 11 (1 Low) *1 | 03/11/2026 15:30 |
| Liverpool Thirlmere Park Timeseries Graph |
51 (2 Low) | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Manchester Piccadilly Timeseries Graph |
49 (2 Low) | 31 (1 Low) | 2 (1 Low) | 8 (1 Low) | 19 (2 Low) *2 | 03/11/2026 18:00 |
| Manchester Sharston Timeseries Graph |
60 (2 Low) | 24 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 20:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | n/m | 02/11/2026 24:00 |
| Preston Timeseries Graph |
52 (2 Low) | 51 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Rochdale Belfield Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/11/2026 21:00 |
| Salford Eccles Timeseries Graph |
54 (2 Low) | 42 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/11/2026 21:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 03/11/2026 08:00 |
| St Helens Linkway Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 03/11/2026 09:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 03/11/2026 21:00 |
| Warrington St. Peter's Park Timeseries Graph |
n/m | 51 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| Wigan Centre Timeseries Graph |
58 (2 Low) | 24 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 01:00 |
| Wirral Tranmere Timeseries Graph |
53 (2 Low) | 38 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 02/11/2026 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 | 56 (1 Low) | n/m | n/m | 33 (2 Low) *1 | 03/11/2026 10:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 43 (1 Low) | n/m | n/m | n/m | 03/11/2026 20:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 48 (1 Low) | 11 (1 Low) | n/m | n/m | 03/11/2026 20:30 |
| Belfast Centre Timeseries Graph |
37 (2 Low) | 80 (2 Low) | 13 (1 Low) | 19 (2 Low) | 27 (2 Low) *2 | 03/11/2026 00:15 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 89 (2 Low) | n/m | n/m | 42 (3 Low) *1 | 03/11/2026 11:00 |
| Derry Rosemount Timeseries Graph |
25 (1 Low) | 48 (1 Low) | 31 (1 Low) | 28 (3 Low) | 35 (3 Low) *1 | 03/11/2026 20:15 |
| Lough Navar Timeseries Graph |
34 (2 Low) | n/m | n/m | 6 (1 Low) | 8 (1 Low) *2 | 03/11/2026 10:00 |
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 | 03/11/2026 17:00 |
| Eskdalemuir Timeseries Graph |
65 (2 Low) | 2 (1 Low) | n/m | n/m | n/m | 03/11/2026 19:00 |
| Peebles Timeseries Graph |
60 (2 Low) | 17 (1 Low) | n/m | n/m | n/m | 03/11/2026 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 | 4 (1 Low) | n/m | 03/11/2026 06:00 |
| Brighton Preston Park Timeseries Graph |
46 (2 Low) | 9 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Chatham Roadside Timeseries Graph |
n/m | 17 (1 Low) | n/m | 6 (1 Low) | 16 (1 Low) *1 | 02/11/2026 24:00 |
| Chilbolton Observatory Timeseries Graph |
68 (3 Low) | 6 (1 Low) | 1 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 03/11/2026 13:30 |
| Eastbourne Timeseries Graph |
57 (2 Low) | 8 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Horley Timeseries Graph |
n/m | 11 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Lullington Heath Timeseries Graph |
61 (2 Low) | 5 (1 Low) | 1 (1 Low) | 6 (1 Low) | 8 (1 Low) *2 | 03/11/2026 09:45 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 14 (1 Low) *2 | 02/11/2026 24:00 |
| Milton Keynes Civic Centre Timeseries Graph |
50 (2 Low) | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 05:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 03/11/2026 19:00 |
| Oxford St Ebbes Timeseries Graph |
60 (2 Low) | 19 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 08:00 |
| Portsmouth Timeseries Graph |
62 (2 Low) | 18 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 32 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 02/11/2026 24:00 |
| Reading London Road Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 03/11/2026 17:00 |
| Reading New Town Timeseries Graph |
57 (2 Low) | 17 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 02/11/2026 24:00 |
| Rochester Stoke Timeseries Graph |
60 (2 Low) | 9 (1 Low) | 1 (1 Low) | 5 (1 Low) | 7 (1 Low) *2 | 03/11/2026 09:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 13 (1 Low) *2 | 02/11/2026 24:00 |
| Southampton A33 Timeseries Graph |
n/m | 14 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Southampton Centre Timeseries Graph |
56 (2 Low) | 22 (1 Low) | 1 (1 Low) | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 19:00 |
| Storrington Roadside Timeseries Graph |
n/m | 31 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 02/11/2026 24:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 27 (1 Low) | n/m | 8 (1 Low) | n/m | 02/11/2026 24:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 02/11/2026 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 |
56 (2 Low) | 17 (1 Low) | 2 (1 Low) | n/a | 12 (1 Low) *1 | 03/11/2026 09:45 |
| Cardiff Newport Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 03/11/2026 17:00 |
| Chepstow A48 Timeseries Graph |
n/m | 26 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *1 | 03/11/2026 21:00 |
| Cwmbran Crownbridge Timeseries Graph |
60 (2 Low) | 8 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 55 (1 Low) | n/m | n/m | n/m | 03/11/2026 08:00 |
| Narberth Timeseries Graph |
58 (2 Low) | 3 (1 Low) | 1 (1 Low) | 5 (1 Low) | 7 (1 Low) *2 | 02/11/2026 21:15 |
| Newport Timeseries Graph |
n/m | 29 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 13:00 |
| Port Talbot Margam Timeseries Graph |
58 (2 Low) | 55 (1 Low) | 2 (1 Low) | 8 (1 Low) | 16 (1 Low) *3 | 03/11/2026 21:00 |
| Swansea Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 31/10/2026 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 | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | n/m | 03/11/2026 08:00 |
| Bournemouth Timeseries Graph |
58 (2 Low) | 16 (1 Low) | n/m | 8 (1 Low) | n/m | 02/11/2026 24:00 |
| Bournemouth Bourne Valley Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Bridgwater A372 Westonzoyland Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 03/11/2026 11:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 12:00 |
| Bristol St Paul's Timeseries Graph |
n/a | 26 (1 Low) | n/m | 6 (1 Low) | 16 (1 Low) *1 | 03/11/2026 13:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 43 (1 Low) | n/m | 8 (1 Low) | 17 (2 Low) *2 | 03/11/2026 12:00 |
| Charlton Mackrell Timeseries Graph |
59 (2 Low) | 5 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 10:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | n/m | 03/11/2026 08:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 29 (1 Low) | n/m | 7 (1 Low) | n/m | 02/11/2026 24:00 |
| Exeter Roadside Timeseries Graph |
49 (2 Low) | 39 (1 Low) | n/m | n/m | n/m | 03/11/2026 07:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 15 (1 Low) *2 | 03/11/2026 11:00 |
| Honiton Timeseries Graph |
57 (2 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 02/11/2026 24:00 |
| Plymouth Centre Timeseries Graph |
50 (2 Low) | 29 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 24:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 03/11/2026 18:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 11 (1 Low) *1 | 03/11/2026 21:00 |
| Swindon Walcot Timeseries Graph |
58 (2 Low) | 34 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 08:00 |
| Yarner Wood Timeseries Graph |
62 (2 Low) | 6 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 02/11/2026 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 |
55 (2 Low) | n/m | n/m | n/m | n/m | 03/11/2026 16:00 |
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 | n/a | n/a | 07/10/2026 24:00 |
| Birmingham A4540 Roadside Timeseries Graph |
52 (2 Low) | 40 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *2 | 03/11/2026 11:00 |
| Birmingham Hall Green Timeseries Graph |
56 (2 Low) | 30 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 10:00 |
| Birmingham Ladywood Timeseries Graph |
53 (2 Low) | 24 (1 Low) | 2 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 03/11/2026 10:45 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 08:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
55 (2 Low) | 35 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 08:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 27 (1 Low) | n/m | 4 (1 Low) | n/m | 03/11/2026 02:00 |
| Coventry Allesley Timeseries Graph |
60 (2 Low) | 19 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/11/2026 10:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 03/11/2026 14:00 |
| Leamington Spa Timeseries Graph |
58 (2 Low) | 31 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 03/11/2026 10:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 10:00 |
| Leominster Timeseries Graph |
66 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 43 (1 Low) | n/m | 7 (1 Low) | 15 (1 Low) *2 | 03/11/2026 03:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 03/11/2026 06:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 48 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 03/11/2026 02:00 |
| Stoke-on-Trent Centre Timeseries Graph |
50 (2 Low) | 55 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 19:00 |
| Telford Hollinswood Timeseries Graph |
58 (2 Low) | 33 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 03/11/2026 09:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 01:00 |
| Walsall Woodlands Timeseries Graph |
57 (2 Low) | 19 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| West Bromwich Kenrick Park Timeseries Graph |
57 (2 Low) | 25 (1 Low) | n/m | n/m | n/m | 03/11/2026 17:00 |
| Wolverhampton East Park Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 03/11/2026 06:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 11 (1 Low) *2 | 03/11/2026 06:00 |
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 |
65 (2 Low) | 13 (1 Low) | 1 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 13:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 63 (1 Low) | n/m | n/m | n/m | 03/11/2026 08:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/11/2026 21:00 |
| Bradford West Park Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/11/2026 20:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
57 (2 Low) | 39 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 19:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 46 (1 Low) | n/m | 5 (1 Low) | n/m | 03/11/2026 18:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 21:00 |
| High Muffles Timeseries Graph |
63 (2 Low) | 2 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 02/11/2026 24:00 |
| Hull Freetown Timeseries Graph |
63 (2 Low) | 32 (1 Low) | 2 (1 Low) | 6 (1 Low) | 15 (1 Low) *2 | 03/11/2026 07:45 |
| Hull Holderness Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 02/11/2026 24:00 |
| Immingham Woodlands Avenue Timeseries Graph |
71 (3 Low) | 38 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 03/11/2026 09:00 |
| Leeds Centre Timeseries Graph |
61 (2 Low) | 18 (1 Low) | 2 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 03/11/2026 10:45 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 9 (1 Low) | 17 (2 Low) *1 | 03/11/2026 07:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 11 (1 Low) *2 | 03/11/2026 07:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 28 (1 Low) | 2 (1 Low) | 10 (1 Low) | 13 (1 Low) *1 | 03/11/2026 15:15 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 43 (1 Low) | n/m | 7 (1 Low) | n/m | 03/11/2026 20:00 |
| Sheffield Devonshire Green Timeseries Graph |
62 (2 Low) | 20 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/11/2026 20:00 |
| Sheffield Tinsley Timeseries Graph |
56 (2 Low) | 26 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/11/2026 20:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/11/2026 20:00 |
| 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 | 45 (1 Low) | n/m | 7 (1 Low) | 18 (2 Low) *1 | 02/11/2026 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