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 9am 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 |
56 (2 Low) | n/m | n/m | 9 (1 Low) | 11 (1 Low) *2 | 03/02/2026 09:00 |
| Bush Estate Timeseries Graph |
67 (3 Low) | 11 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| 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 |
55 (2 Low) | 21 (1 Low) | 1 (1 Low) | 12 (2 Low) | 16 (1 Low) *2 | 01/02/2026 21:45 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| Glasgow High Street Timeseries Graph |
n/m | 20 (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) | 24 (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 | 02/02/2026 15:15 |
| 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 | 39 (1 Low) | n/m | 9 (1 Low) | 11 (1 Low) *2 | 03/02/2026 09:00 |
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 |
40 (2 Low) | 15 (1 Low) | n/m | 27 (3 Low) | 33 (2 Low) *2 | 03/02/2026 09:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | 28 (3 Low) | 35 (3 Low) *2 | 03/02/2026 09:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 24 (1 Low) | n/m | 28 (3 Low) | n/m | 03/02/2026 09:00 |
| Derby Stockbrook Park Timeseries Graph |
38 (2 Low) | n/m | n/m | 25 (3 Low) | 31 (2 Low) *2 | 03/02/2026 09:00 |
| Ladybower Timeseries Graph |
55 (2 Low) | 11 (1 Low) | 1 (1 Low) | 16 (2 Low) | 17 (2 Low) *2 | 02/02/2026 18:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 24 (3 Low) | 29 (2 Low) *2 | 03/02/2026 09:00 |
| Leicester University Timeseries Graph |
48 (2 Low) | 17 (1 Low) | n/m | 22 (2 Low) | 26 (2 Low) *2 | 03/02/2026 09:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | n/m | 02/02/2026 09:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 24 (3 Low) | 28 (2 Low) *2 | 03/02/2026 09:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 29 (3 Low) | 36 (3 Low) *2 | 03/02/2026 09:00 |
| Northampton Spring Park Timeseries Graph |
47 (2 Low) | 23 (1 Low) | n/m | 25 (3 Low) | n/m | 03/02/2026 09:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 27 (3 Low) | 32 (2 Low) *2 | 03/02/2026 09:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
40 (2 Low) | 16 (1 Low) | 1 (1 Low) | 31 (3 Low) | 38 (3 Low) *2 | 03/02/2026 05:15 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 18 (1 Low) | n/m | 29 (3 Low) | 35 (3 Low) *2 | 03/02/2026 09:00 |
| Tallington Timeseries Graph |
43 (2 Low) | n/m | n/m | 31 (3 Low) | 36 (3 Low) *2 | 03/02/2026 09:00 |
| Toft Newton Timeseries Graph |
52 (2 Low) | 11 (1 Low) | 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 | 13 (2 Low) | 16 (1 Low) *2 | 03/02/2026 09:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 21 (2 Low) | 26 (2 Low) *2 | 03/02/2026 09:00 |
| 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 | 60 (1 Low) | n/m | 15 (2 Low) | n/m | 03/02/2026 09:00 |
| Norwich Lakenfields Timeseries Graph |
41 (2 Low) | 23 (1 Low) | n/m | 29 (3 Low) | 39 (3 Low) *2 | 03/02/2026 09:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 25 (3 Low) | 30 (2 Low) *2 | 03/02/2026 09:00 |
| Sibton Timeseries Graph |
41 (2 Low) | n/m | n/m | 20 (2 Low) | 25 (2 Low) *2 | 03/02/2026 09:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 20 (2 Low) *2 | 03/02/2026 09:00 |
| Southend-on-Sea Timeseries Graph |
45 (2 Low) | 25 (1 Low) | n/m | 16 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| St Osyth Timeseries Graph |
50 (2 Low) | 16 (1 Low) | n/m | 16 (2 Low) | 20 (2 Low) *2 | 03/02/2026 09:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 17 (2 Low) | 31 (2 Low) *1 | 03/02/2026 09:00 |
| Thurrock Timeseries Graph |
40 (2 Low) | 29 (1 Low) | 3 (1 Low) | 15 (2 Low) | 20 (2 Low) *2 | 03/02/2026 08:45 |
| Weybourne Timeseries Graph |
n/a | n/m | n/m | 32 (3 Low) | 41 (3 Low) *2 | 03/02/2026 09:00 |
| 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 | 46 (1 Low) | n/m | 15 (2 Low) | 24 (2 Low) *1 | 03/02/2026 09:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 19 (2 Low) *1 | 03/02/2026 09:00 |
| 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 | 15 (2 Low) | n/m | 03/02/2026 09:00 |
| London Bexley Timeseries Graph |
n/m | 34 (1 Low) | n/m | 15 (2 Low) | 20 (2 Low) *2 | 03/02/2026 09:00 |
| London Bloomsbury Timeseries Graph |
34 (2 Low) | 53 (1 Low) | 3 (1 Low) | 14 (2 Low) | 19 (2 Low) *2 | 02/02/2026 21:45 |
| London Farringdon Street Timeseries Graph |
n/m | 49 (1 Low) | n/m | 17 (2 Low) | n/m | 03/02/2026 09:00 |
| London Haringey Priory Park South Timeseries Graph |
46 (2 Low) | 27 (1 Low) | n/m | 13 (2 Low) | 18 (2 Low) *2 | 03/02/2026 09:00 |
| London Harlington Timeseries Graph |
42 (2 Low) | 31 (1 Low) | n/m | 11 (1 Low) | 15 (1 Low) *2 | 03/02/2026 09:00 |
| London Hillingdon Timeseries Graph |
33 (1 Low) | 30 (1 Low) | n/m | 13 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| London Honor Oak Park Timeseries Graph |
49 (2 Low) | n/m | n/m | 12 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| London Marylebone Road Timeseries Graph |
32 (1 Low) | 50 (1 Low) | 3 (1 Low) | 17 (2 Low) | 23 (2 Low) *1 | 02/02/2026 09:15 |
| London N. Kensington Timeseries Graph |
50 (2 Low) | 37 (1 Low) | 1 (1 Low) | 13 (2 Low) | 18 (2 Low) *2 | 02/02/2026 16:15 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| London Westminster Timeseries Graph |
37 (2 Low) | 33 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | 25 (2 Low) *1 | 02/02/2026 10:00 |
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) | 19 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
| Inverness Timeseries Graph |
n/m | 42 (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 |
75 (3 Low) | n/m | n/m | n/m | n/m | 03/02/2026 09:00 |
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 |
67 (3 Low) | 10 (1 Low) | n/m | 29 (3 Low) | 54 (4 Moderate) *2 | 03/02/2026 03:00 |
| Kielder Water Timeseries Graph |
59 (2 Low) | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| Middlesbrough Timeseries Graph |
62 (2 Low) | 25 (1 Low) | 2 (1 Low) | 14 (2 Low) | 25 (2 Low) *1 | 03/02/2026 00:45 |
| Newcastle Centre Timeseries Graph |
63 (2 Low) | 21 (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 | 50 (1 Low) | n/m | 15 (2 Low) | n/m | 03/02/2026 05:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 46 (1 Low) | n/m | 16 (2 Low) | 25 (2 Low) *1 | 03/02/2026 05:00 |
| Sunderland Silksworth Timeseries Graph |
65 (2 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 |
86 (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 | 9 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
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 | 16 (2 Low) | n/m | 03/02/2026 09:00 |
| 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 |
51 (2 Low) | n/m | n/m | 17 (2 Low) | 20 (2 Low) *2 | 03/02/2026 09:00 |
| Blackpool Marton Timeseries Graph |
49 (2 Low) | 18 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 03/02/2026 09:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | n/m | 03/02/2026 09:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | 24 (2 Low) *1 | 02/02/2026 10:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 19 (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 | 18 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| Glazebury Timeseries Graph |
44 (2 Low) | 58 (1 Low) | n/m | 15 (2 Low) | 17 (2 Low) *2 | 03/02/2026 09:00 |
| Liverpool Speke Timeseries Graph |
47 (2 Low) | 28 (1 Low) | 2 (1 Low) | 17 (2 Low) | 21 (2 Low) *1 | 02/02/2026 09:15 |
| Liverpool Thirlmere Park Timeseries Graph |
45 (2 Low) | n/m | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 09:00 |
| Manchester Piccadilly Timeseries Graph |
42 (2 Low) | 43 (1 Low) | 1 (1 Low) | 19 (2 Low) | 22 (2 Low) *2 | 02/02/2026 09:30 |
| Manchester Sharston Timeseries Graph |
52 (2 Low) | 16 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 03/02/2026 09:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | n/m | 03/02/2026 09:00 |
| Preston Timeseries Graph |
46 (2 Low) | 24 (1 Low) | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 09:00 |
| Salford Eccles Timeseries Graph |
49 (2 Low) | 25 (1 Low) | n/m | 20 (2 Low) | 26 (2 Low) *2 | 03/02/2026 09:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| St Helens Linkway Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 02/02/2026 10:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | n/m | 03/02/2026 09:00 |
| Warrington Timeseries Graph |
n/m | 35 (1 Low) | n/m | 15 (2 Low) | 20 (2 Low) *1 | 03/02/2026 09:00 |
| 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 |
43 (2 Low) | 34 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 03/02/2026 07:00 |
| Wirral Tranmere Timeseries Graph |
52 (2 Low) | 24 (1 Low) | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 09:00 |
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 | 47 (1 Low) | n/m | n/m | 18 (2 Low) *1 | 02/02/2026 10:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 14 (1 Low) | n/m | n/m | n/m | 02/02/2026 10:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 11 (1 Low) | 3 (1 Low) | n/m | n/m | 02/02/2026 09:15 |
| 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 | 38 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 02/02/2026 10:00 |
| Derry Rosemount Timeseries Graph |
59 (2 Low) | 39 (1 Low) | 9 (1 Low) | n/a | n/a | 02/02/2026 19:00 |
| 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 | 33 (1 Low) | n/m | n/m | n/m | 02/02/2026 09:00 |
| Eskdalemuir Timeseries Graph |
58 (2 Low) | 5 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
| Peebles Timeseries Graph |
64 (2 Low) | 9 (1 Low) | n/m | n/m | n/m | 03/02/2026 09:00 |
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 | 11 (1 Low) | n/m | 03/02/2026 09:00 |
| Brighton Preston Park Timeseries Graph |
61 (2 Low) | 16 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 03/02/2026 09:00 |
| Chatham Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | 10 (1 Low) | 23 (2 Low) *1 | 03/02/2026 09:00 |
| Chilbolton Observatory Timeseries Graph |
74 (3 Low) | 8 (1 Low) | 2 (1 Low) | 7 (1 Low) | 8 (1 Low) *2 | 03/02/2026 05:15 |
| Eastbourne Timeseries Graph |
78 (3 Low) | 17 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 03/02/2026 09:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 11 (1 Low) *2 | 03/02/2026 09:00 |
| Horley Timeseries Graph |
n/m | 11 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 03/02/2026 09:00 |
| Lullington Heath Timeseries Graph |
84 (3 Low) | 11 (1 Low) | 3 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 02/02/2026 13:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 15 (1 Low) *2 | 03/02/2026 09:00 |
| Milton Keynes Civic Centre Timeseries Graph |
44 (2 Low) | n/m | n/m | 16 (2 Low) | 19 (2 Low) *2 | 03/02/2026 09:00 |
| 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) | 10 (1 Low) | n/m | 10 (1 Low) | 13 (1 Low) *2 | 03/02/2026 09:00 |
| Portsmouth Timeseries Graph |
74 (3 Low) | 28 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 03/02/2026 09:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 03/02/2026 08:00 |
| Reading London Road Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | 17 (2 Low) *1 | 02/02/2026 12:00 |
| Reading New Town Timeseries Graph |
45 (2 Low) | 26 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 03/02/2026 09:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | n/m | 03/02/2026 09:00 |
| Rochester Stoke Timeseries Graph |
50 (2 Low) | 23 (1 Low) | 3 (1 Low) | 15 (2 Low) | 19 (2 Low) *2 | 02/02/2026 09:15 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 16 (1 Low) *2 | 03/02/2026 09:00 |
| Southampton A33 Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 03/02/2026 09:00 |
| 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 | 10 (1 Low) | 15 (1 Low) *2 | 03/02/2026 09:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 11 (1 Low) | n/m | 03/02/2026 09:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 15 (1 Low) *2 | 03/02/2026 09:00 |
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) | 20 (1 Low) | 1 (1 Low) | 9 (1 Low) | 9 (1 Low) *1 | 03/02/2026 05:15 |
| 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 | 25 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *1 | 03/02/2026 09:00 |
| 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 06:15 |
| 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 | 03/02/2026 01:30 |
| Swansea Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | 5 (1 Low) | 6 (1 Low) *1 | 03/02/2026 05:00 |
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 09:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 10 (1 Low) *2 | 03/02/2026 09:00 |
| Bristol St Paul's Timeseries Graph |
62 (2 Low) | 22 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 03/02/2026 09:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 41 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *2 | 03/02/2026 09:00 |
| 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 | 6 (1 Low) | n/m | 03/02/2026 09:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 36 (1 Low) | n/m | 7 (1 Low) | n/m | 03/02/2026 09:00 |
| Exeter Roadside Timeseries Graph |
71 (3 Low) | 28 (1 Low) | n/m | n/m | n/m | 03/02/2026 01:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 13 (1 Low) *2 | 03/02/2026 09:00 |
| Honiton Timeseries Graph |
79 (3 Low) | 7 (1 Low) | n/m | 4 (1 Low) | 5 (1 Low) *2 | 03/02/2026 01:00 |
| Plymouth Centre Timeseries Graph |
70 (3 Low) | 43 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 02/02/2026 24:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 02/02/2026 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 | 9 (1 Low) | 11 (1 Low) *2 | 03/02/2026 09:00 |
| 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 |
67 (3 Low) | n/m | n/m | n/m | n/m | 02/02/2026 09:00 |
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 | 33 (1 Low) | n/m | 20 (2 Low) | 24 (2 Low) *2 | 03/02/2026 09:00 |
| Birmingham Hall Green Timeseries Graph |
48 (2 Low) | 22 (1 Low) | n/m | 17 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| Birmingham Ladywood Timeseries Graph |
41 (2 Low) | 37 (1 Low) | 1 (1 Low) | 20 (2 Low) | 24 (2 Low) *2 | 02/02/2026 15:45 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | 26 (2 Low) *2 | 03/02/2026 09:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
41 (2 Low) | 21 (1 Low) | n/m | 25 (3 Low) | 29 (2 Low) *2 | 03/02/2026 09:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 21 (2 Low) | n/m | 03/02/2026 09:00 |
| Coventry Allesley Timeseries Graph |
44 (2 Low) | 19 (1 Low) | n/m | 18 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 03/02/2026 09:00 |
| Leamington Spa Timeseries Graph |
48 (2 Low) | 17 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 03/02/2026 08:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | 18 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| 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 | 36 (1 Low) | n/m | 20 (2 Low) | 24 (2 Low) *2 | 03/02/2026 09:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 18 (2 Low) | 22 (2 Low) *2 | 03/02/2026 09:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 36 (1 Low) | n/m | 22 (2 Low) | 26 (2 Low) *2 | 03/02/2026 09:00 |
| Stoke-on-Trent Centre Timeseries Graph |
49 (2 Low) | 13 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 03/02/2026 09:00 |
| Telford Hollinswood Timeseries Graph |
47 (2 Low) | 20 (1 Low) | n/m | 18 (2 Low) | 21 (2 Low) *2 | 03/02/2026 09:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 21 (2 Low) | 24 (2 Low) *2 | 03/02/2026 09:00 |
| Walsall Woodlands Timeseries Graph |
41 (2 Low) | 21 (1 Low) | n/m | n/m | n/m | 02/02/2026 14:00 |
| West Bromwich Kenrick Park Timeseries Graph |
40 (2 Low) | 41 (1 Low) | n/m | n/m | n/m | 02/02/2026 09:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 18 (2 Low) *2 | 03/02/2026 09:00 |
Yorkshire & Humberside
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Barnsley Gawber Timeseries Graph |
38 (2 Low) | 21 (1 Low) | 5 (1 Low) | 26 (3 Low) | 31 (2 Low) *2 | 02/02/2026 16:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 46 (1 Low) | n/m | n/m | n/m | 02/02/2026 09:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 23 (2 Low) | 28 (2 Low) *2 | 03/02/2026 09:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
43 (2 Low) | 24 (1 Low) | n/m | 27 (3 Low) | 33 (2 Low) *2 | 03/02/2026 09:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 32 (1 Low) | n/m | 29 (3 Low) | n/m | 03/02/2026 09:00 |
| 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 |
49 (2 Low) | 29 (1 Low) | 2 (1 Low) | 30 (3 Low) | 42 (3 Low) *2 | 02/02/2026 23:15 |
| Hull Holderness Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | 29 (3 Low) | 38 (3 Low) *2 | 03/02/2026 06:00 |
| Immingham Woodlands Avenue Timeseries Graph |
55 (2 Low) | 26 (1 Low) | n/m | 28 (3 Low) | 35 (3 Low) *2 | 03/02/2026 06:00 |
| Leeds Centre Timeseries Graph |
46 (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 09:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 28 (3 Low) | 34 (3 Low) *2 | 03/02/2026 09:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 17 (1 Low) | 3 (1 Low) | 28 (3 Low) | 34 (3 Low) *1 | 03/02/2026 02:45 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 43 (1 Low) | n/m | 15 (2 Low) | n/m | 02/02/2026 10:00 |
| Sheffield Devonshire Green Timeseries Graph |
37 (2 Low) | 29 (1 Low) | n/m | 27 (3 Low) | 33 (2 Low) *2 | 03/02/2026 09:00 |
| Sheffield Tinsley Timeseries Graph |
41 (2 Low) | 18 (1 Low) | n/m | 26 (3 Low) | 32 (2 Low) *2 | 03/02/2026 09:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 28 (3 Low) | 34 (3 Low) *2 | 03/02/2026 09:00 |
| York Bootham Timeseries Graph |
49 (2 Low) | 12 (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