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 11am Tue 3rd Feb 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 |
57 (2 Low) | n/m | n/m | 10 (1 Low) | 12 (1 Low) *2 | 03/02/2026 11:00 |
| Bush Estate Timeseries Graph |
68 (3 Low) | 8 (1 Low) | n/m | n/m | n/m | 03/02/2026 11:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 02/02/2026 15:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| Edinburgh St Leonards Timeseries Graph |
57 (2 Low) | 15 (1 Low) | 0 (1 Low) | 12 (2 Low) | 16 (1 Low) *2 | 03/02/2026 01:30 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 14 (1 Low) | n/m | n/m | n/m | 02/02/2026 12:00 |
| Glasgow High Street Timeseries Graph |
n/m | 15 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 03/02/2026 09:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 60 (1 Low) | n/m | n/m | n/m | 02/02/2026 18:00 |
| Glasgow Townhead Timeseries Graph |
65 (2 Low) | 18 (1 Low) | n/m | 9 (1 Low) | 12 (1 Low) *2 | 03/02/2026 09:00 |
| Grangemouth Timeseries Graph |
n/m | 16 (1 Low) | 1 (1 Low) | 11 (1 Low) | 19 (2 Low) *1 | 03/02/2026 04:15 |
| Grangemouth Moray Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 02/02/2026 11:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 27 (1 Low) | n/m | 9 (1 Low) | 12 (1 Low) *2 | 03/02/2026 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 |
46 (2 Low) | 15 (1 Low) | n/m | 27 (3 Low) | 34 (3 Low) *2 | 03/02/2026 11:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | 28 (3 Low) | 36 (3 Low) *2 | 03/02/2026 11:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 21 (1 Low) | n/m | 29 (3 Low) | n/m | 03/02/2026 11:00 |
| Derby Stockbrook Park Timeseries Graph |
41 (2 Low) | n/m | n/m | 26 (3 Low) | 32 (2 Low) *2 | 03/02/2026 11:00 |
| Ladybower Timeseries Graph |
55 (2 Low) | 11 (1 Low) | 1 (1 Low) | 16 (2 Low) | 18 (2 Low) *2 | 02/02/2026 11:15 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 25 (3 Low) | 30 (2 Low) *2 | 03/02/2026 11:00 |
| Leicester University Timeseries Graph |
46 (2 Low) | 17 (1 Low) | n/m | 23 (2 Low) | 27 (2 Low) *2 | 03/02/2026 11:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 02/02/2026 14:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 25 (3 Low) | 29 (2 Low) *2 | 03/02/2026 11:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 29 (3 Low) | 36 (3 Low) *2 | 03/02/2026 11:00 |
| Northampton Spring Park Timeseries Graph |
45 (2 Low) | 23 (1 Low) | n/m | 26 (3 Low) | n/m | 03/02/2026 11:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 27 (3 Low) | 33 (2 Low) *2 | 03/02/2026 11:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
44 (2 Low) | 14 (1 Low) | 1 (1 Low) | 32 (3 Low) | 39 (3 Low) *2 | 03/02/2026 03:15 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 18 (1 Low) | n/m | 29 (3 Low) | 36 (3 Low) *2 | 03/02/2026 11:00 |
| Tallington Timeseries Graph |
48 (2 Low) | n/m | n/m | 32 (3 Low) | 37 (3 Low) *2 | 03/02/2026 11:00 |
| Toft Newton Timeseries Graph |
52 (2 Low) | n/a | n/m | 9 (1 Low) | 11 (1 Low) *2 | 02/02/2026 08:00 |
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 | 19 (1 Low) | n/m | 14 (2 Low) | 18 (2 Low) *2 | 03/02/2026 11:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | 28 (2 Low) *2 | 03/02/2026 11:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 01/02/2026 15:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 46 (1 Low) | n/m | 16 (2 Low) | n/m | 03/02/2026 11:00 |
| Norwich Lakenfields Timeseries Graph |
41 (2 Low) | 23 (1 Low) | n/m | 29 (3 Low) | 39 (3 Low) *2 | 03/02/2026 10:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 26 (3 Low) | 31 (2 Low) *2 | 03/02/2026 11:00 |
| Sibton Timeseries Graph |
43 (2 Low) | n/m | n/m | 21 (2 Low) | 25 (2 Low) *2 | 03/02/2026 11:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Southend-on-Sea Timeseries Graph |
45 (2 Low) | 25 (1 Low) | n/m | 17 (2 Low) | 23 (2 Low) *2 | 03/02/2026 11:00 |
| St Osyth Timeseries Graph |
50 (2 Low) | 16 (1 Low) | n/m | 17 (2 Low) | 21 (2 Low) *2 | 03/02/2026 11:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 18 (2 Low) | 34 (3 Low) *1 | 03/02/2026 11:00 |
| Thurrock Timeseries Graph |
40 (2 Low) | 29 (1 Low) | 3 (1 Low) | 16 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:15 |
| Weybourne Timeseries Graph |
n/a | n/m | n/m | 32 (3 Low) | 41 (3 Low) *2 | 03/02/2026 10:00 |
| Wicken Fen Timeseries Graph |
46 (2 Low) | 19 (1 Low) | 2 (1 Low) | 10 (1 Low) | 12 (1 Low) *2 | 02/02/2026 10:00 |
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 | 38 (1 Low) | n/m | 17 (2 Low) | 26 (2 Low) *1 | 03/02/2026 11:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 21 (2 Low) *1 | 03/02/2026 11:00 |
| Haringey Roadside Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 02/02/2026 20:00 |
| London A406 N Circular Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | n/m | 03/02/2026 11:00 |
| London Bexley Timeseries Graph |
n/m | 34 (1 Low) | n/m | 16 (2 Low) | 21 (2 Low) *2 | 03/02/2026 10:00 |
| London Bloomsbury Timeseries Graph |
29 (1 Low) | 53 (1 Low) | 3 (1 Low) | 15 (2 Low) | 21 (2 Low) *2 | 02/02/2026 21:45 |
| London Farringdon Street Timeseries Graph |
n/m | 49 (1 Low) | n/m | 18 (2 Low) | n/m | 03/02/2026 11:00 |
| London Haringey Priory Park South Timeseries Graph |
46 (2 Low) | 27 (1 Low) | n/m | 15 (2 Low) | 20 (2 Low) *2 | 03/02/2026 11:00 |
| London Harlington Timeseries Graph |
42 (2 Low) | 29 (1 Low) | n/m | 11 (1 Low) | 15 (1 Low) *2 | 03/02/2026 10:00 |
| London Hillingdon Timeseries Graph |
33 (1 Low) | 29 (1 Low) | n/m | 14 (2 Low) | 18 (2 Low) *2 | 03/02/2026 11:00 |
| London Honor Oak Park Timeseries Graph |
49 (2 Low) | n/m | n/m | 14 (2 Low) | 19 (2 Low) *2 | 03/02/2026 11:00 |
| London Marylebone Road Timeseries Graph |
31 (1 Low) | 50 (1 Low) | 3 (1 Low) | 18 (2 Low) | 25 (2 Low) *1 | 02/02/2026 12:30 |
| London N. Kensington Timeseries Graph |
44 (2 Low) | 37 (1 Low) | 1 (1 Low) | 15 (2 Low) | 20 (2 Low) *2 | 02/02/2026 16:15 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 19 (2 Low) *2 | 03/02/2026 11:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 18 (2 Low) *2 | 03/02/2026 11:00 |
| London Westminster Timeseries Graph |
35 (2 Low) | 30 (1 Low) | n/m | n/m | n/m | 03/02/2026 04:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | 27 (2 Low) *1 | 02/02/2026 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 |
69 (3 Low) | 6 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
| Inverness Timeseries Graph |
n/m | 17 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 02/02/2026 24:00 |
| Lerwick Timeseries Graph |
83 (3 Low) | n/m | n/m | n/m | n/m | 03/02/2026 05:00 |
| Strathvaich Timeseries Graph |
77 (3 Low) | n/m | n/m | n/m | n/m | 03/02/2026 11:00 |
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 |
69 (3 Low) | 9 (1 Low) | n/m | 29 (3 Low) | 54 (4 Moderate) *2 | 03/02/2026 03:00 |
| Kielder Water Timeseries Graph |
61 (2 Low) | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 03/02/2026 11:00 |
| Middlesbrough Timeseries Graph |
65 (2 Low) | 14 (1 Low) | 3 (1 Low) | 14 (2 Low) | 25 (2 Low) *1 | 03/02/2026 11:00 |
| Newcastle Centre Timeseries Graph |
63 (2 Low) | 18 (1 Low) | n/m | 19 (2 Low) | 31 (2 Low) *1 | 02/02/2026 24:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 20 (2 Low) | 27 (2 Low) *2 | 02/02/2026 24:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 39 (1 Low) | n/m | 15 (2 Low) | n/m | 03/02/2026 06:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 21 (1 Low) | n/m | 16 (2 Low) | 25 (2 Low) *1 | 03/02/2026 05:00 |
| Sunderland Silksworth Timeseries Graph |
67 (3 Low) | 10 (1 Low) | n/m | 20 (2 Low) | 28 (2 Low) *2 | 03/02/2026 06:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 19 (1 Low) | n/m | 22 (2 Low) | n/m | 03/02/2026 06:00 |
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 |
87 (3 Low) | 6 (1 Low) | n/m | 13 (2 Low) | 39 (3 Low) *2 | 02/02/2026 24:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 03/02/2026 08:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 8 (1 Low) | n/m | n/m | n/m | 02/02/2026 16:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | n/m | n/m | 02/02/2026 16:00 |
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 |
61 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 02/02/2026 13:00 |
| Wrexham Timeseries Graph |
n/m | 33 (1 Low) | 2 (1 Low) | 15 (2 Low) | 17 (2 Low) *2 | 02/02/2026 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 | 33 (1 Low) | n/m | 17 (2 Low) | n/m | 03/02/2026 11:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 02/02/2026 17:00 |
| Blackburn Audley Park Timeseries Graph |
52 (2 Low) | n/m | n/m | 18 (2 Low) | 21 (2 Low) *2 | 03/02/2026 11:00 |
| Blackpool Marton Timeseries Graph |
49 (2 Low) | 17 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 03/02/2026 11:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | n/m | 03/02/2026 11:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 14 (1 Low) | n/m | n/m | 25 (2 Low) *1 | 02/02/2026 18:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/a | n/a | 27/01/2026 01:00 |
| Crewe Coppenhall Timeseries Graph |
55 (2 Low) | 9 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Glazebury Timeseries Graph |
44 (2 Low) | 14 (1 Low) | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 11:00 |
| Liverpool Speke Timeseries Graph |
47 (2 Low) | 19 (1 Low) | 2 (1 Low) | 17 (2 Low) | 22 (2 Low) *1 | 03/02/2026 01:30 |
| Liverpool Thirlmere Park Timeseries Graph |
48 (2 Low) | n/m | n/m | 16 (2 Low) | 20 (2 Low) *2 | 03/02/2026 11:00 |
| Manchester Piccadilly Timeseries Graph |
46 (2 Low) | 25 (1 Low) | 1 (1 Low) | 20 (2 Low) | 23 (2 Low) *2 | 03/02/2026 07:15 |
| Manchester Sharston Timeseries Graph |
52 (2 Low) | 16 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 18 (2 Low) | n/m | 03/02/2026 11:00 |
| Preston Timeseries Graph |
47 (2 Low) | 22 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 03/02/2026 11:00 |
| Salford Eccles Timeseries Graph |
50 (2 Low) | 20 (1 Low) | n/m | 20 (2 Low) | 27 (2 Low) *2 | 03/02/2026 11:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 14 (1 Low) | n/m | n/m | n/m | 02/02/2026 18:00 |
| St Helens Linkway Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 02/02/2026 17:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | n/m | 03/02/2026 11:00 |
| Warrington Timeseries Graph |
n/m | 21 (1 Low) | n/m | 16 (2 Low) | 21 (2 Low) *1 | 03/02/2026 11:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 02/02/2026 11:00 |
| Wigan Centre Timeseries Graph |
45 (2 Low) | 22 (1 Low) | n/m | 20 (2 Low) | 25 (2 Low) *2 | 03/02/2026 11:00 |
| Wirral Tranmere Timeseries Graph |
52 (2 Low) | 15 (1 Low) | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 10:00 |
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 | 18 (1 Low) | n/m | n/m | 18 (2 Low) *1 | 02/02/2026 13:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 12 (1 Low) | n/m | n/m | n/m | 02/02/2026 18:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 10 (1 Low) | 3 (1 Low) | n/m | n/m | 02/02/2026 11:15 |
| Belfast Centre Timeseries Graph |
57 (2 Low) | 36 (1 Low) | 2 (1 Low) | 13 (2 Low) | 19 (2 Low) *2 | 02/02/2026 19:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 02/02/2026 15:00 |
| Derry Rosemount Timeseries Graph |
59 (2 Low) | 17 (1 Low) | 9 (1 Low) | n/a | n/a | 02/02/2026 19:30 |
| Lough Navar Timeseries Graph |
55 (2 Low) | n/m | n/m | 7 (1 Low) | 9 (1 Low) *2 | 03/02/2026 04:00 |
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 | 25 (1 Low) | n/m | n/m | n/m | 02/02/2026 12:00 |
| Eskdalemuir Timeseries Graph |
60 (2 Low) | 5 (1 Low) | n/m | n/m | n/m | 03/02/2026 11:00 |
| Peebles Timeseries Graph |
65 (2 Low) | 6 (1 Low) | n/m | n/m | n/m | 03/02/2026 11:00 |
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 | 12 (2 Low) | n/m | 03/02/2026 11:00 |
| Brighton Preston Park Timeseries Graph |
61 (2 Low) | 16 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 03/02/2026 11:00 |
| Chatham Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | 11 (1 Low) | 24 (2 Low) *1 | 03/02/2026 10:00 |
| Chilbolton Observatory Timeseries Graph |
74 (3 Low) | 11 (1 Low) | 2 (1 Low) | 8 (1 Low) | 9 (1 Low) *2 | 03/02/2026 05:00 |
| Eastbourne Timeseries Graph |
78 (3 Low) | 17 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 03/02/2026 11:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 12 (1 Low) *2 | 03/02/2026 11:00 |
| Horley Timeseries Graph |
n/m | 13 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 03/02/2026 11:00 |
| Lullington Heath Timeseries Graph |
84 (3 Low) | 12 (1 Low) | 3 (1 Low) | 9 (1 Low) | 11 (1 Low) *2 | 02/02/2026 13:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 16 (1 Low) *2 | 03/02/2026 11:00 |
| Milton Keynes Civic Centre Timeseries Graph |
45 (2 Low) | n/m | n/m | 17 (2 Low) | 20 (2 Low) *2 | 03/02/2026 11:00 |
| 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 |
52 (2 Low) | 11 (1 Low) | n/m | 11 (1 Low) | 13 (1 Low) *2 | 03/02/2026 11:00 |
| Portsmouth Timeseries Graph |
74 (3 Low) | 46 (1 Low) | n/m | 7 (1 Low) | 9 (1 Low) *2 | 03/02/2026 10:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 15 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 03/02/2026 11:00 |
| Reading London Road Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | 18 (2 Low) *1 | 02/02/2026 12:00 |
| Reading New Town Timeseries Graph |
45 (2 Low) | 21 (1 Low) | n/m | 12 (2 Low) | 15 (1 Low) *2 | 03/02/2026 11:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | n/m | 03/02/2026 11:00 |
| Rochester Stoke Timeseries Graph |
50 (2 Low) | 23 (1 Low) | 3 (1 Low) | 16 (2 Low) | 20 (2 Low) *2 | 03/02/2026 00:45 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 18 (2 Low) *2 | 03/02/2026 11:00 |
| Southampton A33 Timeseries Graph |
n/m | 24 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 03/02/2026 11:00 |
| Southampton Centre Timeseries Graph |
69 (3 Low) | 22 (1 Low) | 2 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 03/02/2026 08:30 |
| Storrington Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | 11 (1 Low) | 16 (1 Low) *2 | 03/02/2026 11:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 12 (2 Low) | n/m | 03/02/2026 11:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 15 (1 Low) *2 | 03/02/2026 11:00 |
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 |
65 (2 Low) | 22 (1 Low) | 1 (1 Low) | 9 (1 Low) | 9 (1 Low) *1 | 03/02/2026 00:45 |
| Cardiff Newport Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 02/02/2026 16:00 |
| Chepstow A48 Timeseries Graph |
n/m | 27 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) *1 | 03/02/2026 11:00 |
| Cwmbran Crownbridge Timeseries Graph |
65 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 03/02/2026 03:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | n/m | n/m | 03/02/2026 08:00 |
| Narberth Timeseries Graph |
67 (3 Low) | 7 (1 Low) | 1 (1 Low) | 4 (1 Low) | 5 (1 Low) *2 | 03/02/2026 05:30 |
| Newport Timeseries Graph |
n/m | n/a | n/m | 7 (1 Low) | 9 (1 Low) *2 | 03/02/2026 07:00 |
| Port Talbot Margam Timeseries Graph |
66 (2 Low) | 15 (1 Low) | 1 (1 Low) | 4 (1 Low) | 5 (1 Low) *3 | 02/02/2026 17:15 |
| Swansea Roadside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 5 (1 Low) | 6 (1 Low) *1 | 03/02/2026 11:00 |
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) | 6 (1 Low) *2 | 02/02/2026 24:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 01/02/2026 21:00 |
| Bournemouth Timeseries Graph |
79 (3 Low) | 16 (1 Low) | n/m | 7 (1 Low) | n/m | 03/02/2026 11:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 10 (1 Low) *2 | 03/02/2026 11:00 |
| Bristol St Paul's Timeseries Graph |
62 (2 Low) | 22 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *1 | 03/02/2026 11:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 41 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) *2 | 03/02/2026 11:00 |
| Charlton Mackrell Timeseries Graph |
75 (3 Low) | 10 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *2 | 03/02/2026 06:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | n/m | 03/02/2026 11:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | 7 (1 Low) | n/m | 03/02/2026 11:00 |
| Exeter Roadside Timeseries Graph |
71 (3 Low) | 36 (1 Low) | n/m | n/m | n/m | 03/02/2026 01:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 14 (1 Low) *2 | 03/02/2026 11:00 |
| Honiton Timeseries Graph |
79 (3 Low) | 9 (1 Low) | n/m | 4 (1 Low) | 5 (1 Low) *2 | 03/02/2026 01:00 |
| Plymouth Centre Timeseries Graph |
70 (3 Low) | 46 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 02/02/2026 24:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 12 (1 Low) *1 | 02/02/2026 24:00 |
| Swindon Walcot Timeseries Graph |
56 (2 Low) | 16 (1 Low) | n/m | 10 (1 Low) | 12 (1 Low) *2 | 03/02/2026 11:00 |
| Yarner Wood Timeseries Graph |
88 (3 Low) | 5 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) *2 | 02/02/2026 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 |
66 (2 Low) | n/m | n/m | n/m | n/m | 02/02/2026 11:00 |
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 |
n/a | 28 (1 Low) | n/m | 21 (2 Low) | 26 (2 Low) *2 | 03/02/2026 11:00 |
| Birmingham Hall Green Timeseries Graph |
48 (2 Low) | 21 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Birmingham Ladywood Timeseries Graph |
42 (2 Low) | 32 (1 Low) | 1 (1 Low) | 21 (2 Low) | 24 (2 Low) *2 | 02/02/2026 13:45 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 23 (2 Low) | 27 (2 Low) *2 | 03/02/2026 11:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
42 (2 Low) | 21 (1 Low) | n/m | 26 (3 Low) | 30 (2 Low) *2 | 03/02/2026 11:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 22 (2 Low) | n/m | 03/02/2026 11:00 |
| Coventry Allesley Timeseries Graph |
44 (2 Low) | 19 (1 Low) | n/m | 19 (2 Low) | 23 (2 Low) *2 | 03/02/2026 11:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | 19 (2 Low) | 23 (2 Low) *2 | 03/02/2026 11:00 |
| Leamington Spa Timeseries Graph |
48 (2 Low) | 17 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Leominster Timeseries Graph |
52 (2 Low) | 12 (1 Low) | n/m | n/m | n/m | 02/02/2026 12:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 34 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 03/02/2026 11:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 36 (1 Low) | n/m | 23 (2 Low) | 28 (2 Low) *2 | 03/02/2026 11:00 |
| Stoke-on-Trent Centre Timeseries Graph |
49 (2 Low) | 13 (1 Low) | n/m | 20 (2 Low) | 24 (2 Low) *2 | 03/02/2026 11:00 |
| Telford Hollinswood Timeseries Graph |
47 (2 Low) | 20 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 11:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | 25 (2 Low) *2 | 03/02/2026 11:00 |
| Walsall Woodlands Timeseries Graph |
43 (2 Low) | 21 (1 Low) | n/m | n/m | n/m | 03/02/2026 11:00 |
| West Bromwich Kenrick Park Timeseries Graph |
39 (2 Low) | 25 (1 Low) | n/m | n/m | n/m | 03/02/2026 11:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 19 (2 Low) *2 | 03/02/2026 11:00 |
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 |
38 (2 Low) | 21 (1 Low) | 5 (1 Low) | 26 (3 Low) | 30 (2 Low) *2 | 02/02/2026 16:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 02/02/2026 11:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 23 (2 Low) | 29 (2 Low) *2 | 03/02/2026 10:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
48 (2 Low) | 24 (1 Low) | n/m | 27 (3 Low) | 34 (3 Low) *2 | 03/02/2026 11:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 32 (1 Low) | n/m | 29 (3 Low) | n/m | 03/02/2026 10:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 23 (2 Low) | 27 (2 Low) *2 | 03/02/2026 09:00 |
| High Muffles Timeseries Graph |
53 (2 Low) | 11 (1 Low) | n/m | 7 (1 Low) | 8 (1 Low) *2 | 02/02/2026 10:00 |
| Hull Freetown Timeseries Graph |
51 (2 Low) | 23 (1 Low) | 2 (1 Low) | 30 (3 Low) | 42 (3 Low) *2 | 02/02/2026 23:15 |
| Hull Holderness Road Timeseries Graph |
n/m | 15 (1 Low) | n/m | 29 (3 Low) | 38 (3 Low) *2 | 03/02/2026 06:00 |
| Immingham Woodlands Avenue Timeseries Graph |
59 (2 Low) | 26 (1 Low) | n/m | 28 (3 Low) | 35 (3 Low) *2 | 03/02/2026 06:00 |
| Leeds Centre Timeseries Graph |
49 (2 Low) | 22 (1 Low) | 3 (1 Low) | 27 (3 Low) | 33 (2 Low) *2 | 03/02/2026 06:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 44 (1 Low) | n/m | 30 (3 Low) | 44 (3 Low) *1 | 03/02/2026 11:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 28 (3 Low) | 34 (3 Low) *2 | 03/02/2026 11:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 14 (1 Low) | 3 (1 Low) | 28 (3 Low) | 34 (3 Low) *1 | 03/02/2026 08:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 39 (1 Low) | n/m | 15 (2 Low) | n/m | 02/02/2026 10:00 |
| Sheffield Devonshire Green Timeseries Graph |
41 (2 Low) | 25 (1 Low) | n/m | 28 (3 Low) | 34 (3 Low) *2 | 03/02/2026 11:00 |
| Sheffield Tinsley Timeseries Graph |
46 (2 Low) | 14 (1 Low) | n/m | 26 (3 Low) | 33 (2 Low) *2 | 03/02/2026 11:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 28 (3 Low) | 35 (3 Low) *2 | 03/02/2026 11:00 |
| York Bootham Timeseries Graph |
53 (2 Low) | 7 (1 Low) | n/m | 24 (3 Low) | 33 (2 Low) *1 | 03/02/2026 08:00 |
| York Fishergate Timeseries Graph |
n/m | 29 (1 Low) | n/m | 21 (2 Low) | 37 (3 Low) *1 | 03/02/2026 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