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 Mon 2nd 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 |
45 (2 Low) | n/m | n/m | 5 (1 Low) | 6 (1 Low) *2 | 02/11/2026 21:00 |
| Bush Estate Timeseries Graph |
54 (2 Low) | 19 (1 Low) | n/m | n/m | n/m | 01/11/2026 22:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 58 (1 Low) | n/m | n/m | n/m | 02/11/2026 20:00 |
| Edinburgh St Leonards Timeseries Graph |
45 (2 Low) | 57 (1 Low) | 2 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 02/11/2026 20:45 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 68 (2 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| Glasgow High Street Timeseries Graph |
n/m | 68 (2 Low) | n/m | 10 (1 Low) | 18 (2 Low) *2 | 02/11/2026 21:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 82 (2 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
| Glasgow Townhead Timeseries Graph |
33 (1 Low) | 63 (1 Low) | n/m | 9 (1 Low) | 17 (2 Low) *2 | 02/11/2026 21:00 |
| Grangemouth Timeseries Graph |
n/m | 34 (1 Low) | 4 (1 Low) | 9 (1 Low) | 15 (1 Low) *1 | 02/11/2026 08:45 |
| Grangemouth Moray Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 02/11/2026 19:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 14 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 02/11/2026 21:00 |
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 |
53 (2 Low) | 20 (1 Low) | n/m | 10 (1 Low) | 12 (1 Low) *2 | 01/11/2026 24:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 11 (1 Low) | 14 (1 Low) *2 | 01/11/2026 24:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 43 (1 Low) | n/m | 18 (2 Low) | n/m | 01/11/2026 24:00 |
| Derby Stockbrook Park Timeseries Graph |
50 (2 Low) | n/m | n/m | 19 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Ladybower Timeseries Graph |
56 (2 Low) | 5 (1 Low) | 1 (1 Low) | 7 (1 Low) | 9 (1 Low) *2 | 02/11/2026 09:15 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Leicester University Timeseries Graph |
n/a | 47 (1 Low) | n/m | 14 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 01/11/2026 15:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 18 (2 Low) | 21 (2 Low) *2 | 01/11/2026 24:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Northampton Spring Park Timeseries Graph |
64 (2 Low) | 9 (1 Low) | n/m | 17 (2 Low) | n/m | 01/11/2026 24:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
56 (2 Low) | 13 (1 Low) | 1 (1 Low) | 22 (2 Low) | 26 (2 Low) *2 | 02/11/2026 00:45 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 44 (1 Low) | n/m | 19 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Tallington Timeseries Graph |
68 (3 Low) | n/m | n/m | 15 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Toft Newton Timeseries Graph |
75 (3 Low) | 8 (1 Low) | n/m | 14 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Wigston Centre Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
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 | 16 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 01/11/2026 22:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 16 (2 Low) | n/m | 01/11/2026 24:00 |
| Norwich Lakenfields Timeseries Graph |
57 (2 Low) | 10 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 18 (2 Low) | 21 (2 Low) *2 | 01/11/2026 24:00 |
| Sibton Timeseries Graph |
63 (2 Low) | n/m | n/m | n/a | n/a | 01/11/2026 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 |
54 (2 Low) | 15 (1 Low) | n/m | 19 (2 Low) | 21 (2 Low) *2 | 02/11/2026 01:00 |
| St Osyth Timeseries Graph |
73 (3 Low) | 7 (1 Low) | n/m | 18 (2 Low) | 21 (2 Low) *2 | 01/11/2026 24:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 27 (1 Low) | n/m | 25 (3 Low) | 16 (1 Low) *1 | 02/11/2026 01:00 |
| 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) | 28 (1 Low) | 1 (1 Low) | 18 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Weybourne Timeseries Graph |
68 (3 Low) | n/m | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Wicken Fen Timeseries Graph |
62 (2 Low) | 5 (1 Low) | 1 (1 Low) | 17 (2 Low) | 20 (2 Low) *2 | 02/11/2026 01:30 |
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 | 27 (1 Low) | n/m | 22 (2 Low) | 28 (2 Low) *1 | 01/11/2026 24:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 25 (2 Low) *1 | 01/11/2026 24:00 |
| Haringey Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| London A406 N Circular Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | n/m | 01/11/2026 24:00 |
| London Bexley Timeseries Graph |
n/m | 28 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| London Bloomsbury Timeseries Graph |
48 (2 Low) | 23 (1 Low) | 2 (1 Low) | 19 (2 Low) | 22 (2 Low) *2 | 02/11/2026 17:15 |
| London Farringdon Street Timeseries Graph |
n/m | 71 (2 Low) | n/m | 24 (3 Low) | n/m | 01/11/2026 24:00 |
| London Haringey Priory Park South Timeseries Graph |
54 (2 Low) | 17 (1 Low) | n/m | 19 (2 Low) | 22 (2 Low) *2 | 01/11/2026 24:00 |
| London Harlington Timeseries Graph |
61 (2 Low) | 19 (1 Low) | n/m | 14 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| London Hillingdon Timeseries Graph |
64 (2 Low) | 19 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| London Honor Oak Park Timeseries Graph |
61 (2 Low) | n/m | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| London Marylebone Road Timeseries Graph |
64 (2 Low) | 18 (1 Low) | 1 (1 Low) | 22 (2 Low) | 22 (2 Low) *1 | 01/11/2026 23:00 |
| London N. Kensington Timeseries Graph |
66 (2 Low) | 19 (1 Low) | 1 (1 Low) | 18 (2 Low) | 21 (2 Low) *2 | 02/11/2026 00:15 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 20 (2 Low) | 24 (2 Low) *2 | 01/11/2026 24:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | 22 (2 Low) *2 | 02/11/2026 01:00 |
| London Westminster Timeseries Graph |
53 (2 Low) | 23 (1 Low) | n/m | n/m | n/m | 02/11/2026 21:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | 37 (3 Low) *1 | 02/11/2026 09:00 |
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 |
24 (1 Low) | 22 (1 Low) | n/m | n/m | n/m | 01/11/2026 22:00 |
| Inverness Timeseries Graph |
n/m | 24 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 02/11/2026 15:00 |
| Lerwick Timeseries Graph |
74 (3 Low) | n/m | n/m | n/m | n/m | 02/11/2026 15:00 |
| Strathvaich Timeseries Graph |
64 (2 Low) | n/m | n/m | n/m | n/m | 01/11/2026 22:00 |
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 | 6 (1 Low) | 9 (1 Low) *2 | 01/11/2026 24:00 |
| Darlington Firthmoor Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 13 (1 Low) *2 | 01/11/2026 24:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
65 (2 Low) | 15 (1 Low) | n/m | 10 (1 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Kielder Water Timeseries Graph |
47 (2 Low) | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 01/11/2026 24:00 |
| Middlesbrough Timeseries Graph |
55 (2 Low) | 20 (1 Low) | 1 (1 Low) | 7 (1 Low) | 15 (1 Low) *1 | 01/11/2026 21:15 |
| Newcastle Centre Timeseries Graph |
45 (2 Low) | 38 (1 Low) | n/m | 9 (1 Low) | 15 (1 Low) *1 | 01/11/2026 24:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 38 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) *2 | 01/11/2026 24:00 |
| North Shields Chirton Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 11 (1 Low) *2 | 01/11/2026 24:00 |
| Redcar Milford Walk Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 11 (1 Low) | n/m | 01/11/2026 24:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 28 (1 Low) | n/m | 13 (2 Low) | 19 (2 Low) *1 | 01/11/2026 24:00 |
| Sunderland Silksworth Timeseries Graph |
59 (2 Low) | 48 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) *2 | 01/11/2026 24:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 32 (1 Low) | n/m | 9 (1 Low) | n/m | 01/11/2026 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 |
56 (2 Low) | 46 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 02/11/2026 20:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 02/11/2026 09:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 46 (1 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
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 |
51 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| Wrexham Timeseries Graph |
n/m | 44 (1 Low) | 3 (1 Low) | 12 (2 Low) | 14 (1 Low) *2 | 02/11/2026 12:15 |
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 | 48 (1 Low) | n/m | 24 (3 Low) | n/m | 01/11/2026 24:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 59 (1 Low) | n/m | n/m | n/m | 02/11/2026 09:00 |
| Blackburn Audley Park Timeseries Graph |
46 (2 Low) | n/m | n/m | 25 (3 Low) | 29 (2 Low) *2 | 01/11/2026 24:00 |
| Blackpool Marton Timeseries Graph |
53 (2 Low) | 17 (1 Low) | n/m | 20 (2 Low) | 24 (2 Low) *2 | 01/11/2026 24:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | n/m | 01/11/2026 24:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | 22 (2 Low) *1 | 02/11/2026 08:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 45 (1 Low) | n/m | 16 (2 Low) | 18 (2 Low) *1 | 01/11/2026 24:00 |
| Crewe Coppenhall Timeseries Graph |
45 (2 Low) | 31 (1 Low) | n/m | 19 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Glazebury Timeseries Graph |
42 (2 Low) | 29 (1 Low) | n/m | 20 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Liverpool Speke Timeseries Graph |
40 (2 Low) | 32 (1 Low) | 2 (1 Low) | 23 (2 Low) | 30 (2 Low) *1 | 02/11/2026 10:15 |
| Liverpool Thirlmere Park Timeseries Graph |
45 (2 Low) | n/m | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| Manchester Piccadilly Timeseries Graph |
39 (2 Low) | 45 (1 Low) | 4 (1 Low) | 32 (3 Low) | 40 (3 Low) *2 | 02/11/2026 16:15 |
| Manchester Sharston Timeseries Graph |
49 (2 Low) | 41 (1 Low) | n/m | 20 (2 Low) | 24 (2 Low) *2 | 01/11/2026 24:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | n/m | 01/11/2026 24:00 |
| Preston Timeseries Graph |
35 (2 Low) | 53 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 01/11/2026 24:00 |
| Rochdale Belfield Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Salford Eccles Timeseries Graph |
47 (2 Low) | 34 (1 Low) | n/m | 29 (3 Low) | 36 (3 Low) *2 | 01/11/2026 24:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 02/11/2026 09:00 |
| St Helens Linkway Timeseries Graph |
n/m | 43 (1 Low) | n/m | n/m | 33 (2 Low) *1 | 02/11/2026 08:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | n/m | 01/11/2026 24:00 |
| Warrington St. Peter's Park Timeseries Graph |
n/m | 55 (1 Low) | n/m | 26 (3 Low) | 31 (2 Low) *2 | 01/11/2026 24:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 46 (1 Low) | n/m | n/m | n/m | 02/11/2026 09:00 |
| Wigan Centre Timeseries Graph |
39 (2 Low) | 29 (1 Low) | n/m | 32 (3 Low) | 38 (3 Low) *2 | 01/11/2026 24:00 |
| Wirral Tranmere Timeseries Graph |
40 (2 Low) | 50 (1 Low) | n/m | 22 (2 Low) | 27 (2 Low) *2 | 01/11/2026 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 | 55 (1 Low) | n/m | n/m | 26 (2 Low) *1 | 02/11/2026 09:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 68 (2 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 55 (1 Low) | 56 (1 Low) | n/m | n/m | 01/11/2026 22:30 |
| Belfast Centre Timeseries Graph |
62 (2 Low) | 67 (1 Low) | 9 (1 Low) | 8 (1 Low) | 15 (1 Low) *2 | 02/11/2026 08:15 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 78 (2 Low) | n/m | n/m | 23 (2 Low) *1 | 02/11/2026 18:00 |
| Derry Rosemount Timeseries Graph |
44 (2 Low) | 60 (1 Low) | 22 (1 Low) | 17 (2 Low) | 23 (2 Low) *1 | 01/11/2026 24:00 |
| Lough Navar Timeseries Graph |
35 (2 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 02/11/2026 19:00 |
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 | 46 (1 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| Eskdalemuir Timeseries Graph |
52 (2 Low) | 2 (1 Low) | n/m | n/m | n/m | 02/11/2026 19:00 |
| Peebles Timeseries Graph |
30 (1 Low) | 20 (1 Low) | n/m | n/m | n/m | 02/11/2026 19:00 |
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 | 15 (2 Low) | n/m | 01/11/2026 24:00 |
| Brighton Preston Park Timeseries Graph |
44 (2 Low) | 11 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Chatham Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 16 (2 Low) | 25 (2 Low) *1 | 02/11/2026 02:00 |
| Chilbolton Observatory Timeseries Graph |
68 (3 Low) | 7 (1 Low) | 1 (1 Low) | 14 (2 Low) | 16 (1 Low) *2 | 02/11/2026 14:15 |
| Eastbourne Timeseries Graph |
61 (2 Low) | 11 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Horley Timeseries Graph |
n/m | 15 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Lullington Heath Timeseries Graph |
65 (2 Low) | 7 (1 Low) | 1 (1 Low) | 15 (2 Low) | 17 (2 Low) *2 | 02/11/2026 13:45 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 26 (3 Low) | 32 (2 Low) *2 | 01/11/2026 24:00 |
| Milton Keynes Civic Centre Timeseries Graph |
n/a | n/m | n/m | 15 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 02/11/2026 09:00 |
| Oxford St Ebbes Timeseries Graph |
62 (2 Low) | 13 (1 Low) | n/m | n/a | n/a | 01/11/2026 24:00 |
| Portsmouth Timeseries Graph |
57 (2 Low) | 17 (1 Low) | n/m | 14 (2 Low) | 15 (1 Low) *2 | 02/11/2026 02:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 34 (1 Low) | n/m | 16 (2 Low) | 18 (2 Low) *2 | 02/11/2026 02:00 |
| Reading London Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | 17 (2 Low) *1 | 02/11/2026 17:00 |
| Reading New Town Timeseries Graph |
58 (2 Low) | 12 (1 Low) | n/m | 14 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 19 (2 Low) | n/m | 01/11/2026 24:00 |
| Rochester Stoke Timeseries Graph |
63 (2 Low) | 15 (1 Low) | 1 (1 Low) | 17 (2 Low) | 19 (2 Low) *2 | 02/11/2026 20:30 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Southampton A33 Timeseries Graph |
n/m | 15 (1 Low) | n/m | 13 (2 Low) | 15 (1 Low) *2 | 01/11/2026 24:00 |
| Southampton Centre Timeseries Graph |
54 (2 Low) | 26 (1 Low) | 1 (1 Low) | 16 (2 Low) | 18 (2 Low) *2 | 02/11/2026 08:45 |
| Storrington Roadside Timeseries Graph |
n/m | 39 (1 Low) | n/m | 18 (2 Low) | 22 (2 Low) *2 | 02/11/2026 02:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 18 (2 Low) | n/m | 01/11/2026 24:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 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 |
38 (2 Low) | 20 (1 Low) | 1 (1 Low) | n/a | 14 (1 Low) *1 | 02/11/2026 09:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | 18 (2 Low) *1 | 02/11/2026 08:00 |
| Chepstow A48 Timeseries Graph |
n/m | 41 (1 Low) | n/m | 12 (2 Low) | 13 (1 Low) *1 | 01/11/2026 24:00 |
| Cwmbran Crownbridge Timeseries Graph |
60 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 02/11/2026 16:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 63 (1 Low) | n/m | n/m | n/m | 02/11/2026 07:00 |
| Narberth Timeseries Graph |
54 (2 Low) | 4 (1 Low) | 1 (1 Low) | 10 (1 Low) | 14 (1 Low) *2 | 02/11/2026 02:00 |
| Newport Timeseries Graph |
n/m | 24 (1 Low) | n/m | 11 (1 Low) | 13 (1 Low) *2 | 01/11/2026 24:00 |
| Port Talbot Margam Timeseries Graph |
57 (2 Low) | 52 (1 Low) | 2 (1 Low) | 13 (2 Low) | 16 (1 Low) *3 | 02/11/2026 09:00 |
| 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 | 11 (1 Low) | 13 (1 Low) *2 | 01/11/2026 24:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| Bournemouth Timeseries Graph |
55 (2 Low) | 12 (1 Low) | n/m | 15 (2 Low) | n/m | 01/11/2026 24:00 |
| Bournemouth Bourne Valley Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Bridgwater A372 Westonzoyland Timeseries Graph |
n/m | n/m | n/m | 20 (2 Low) | n/m | 01/11/2026 24:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 17 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Bristol St Paul's Timeseries Graph |
45 (2 Low) | 26 (1 Low) | n/m | 18 (2 Low) | 23 (2 Low) *1 | 01/11/2026 24:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 45 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| Charlton Mackrell Timeseries Graph |
55 (2 Low) | 9 (1 Low) | n/m | 17 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 20 (2 Low) | n/m | 01/11/2026 24:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | 14 (2 Low) | n/m | 01/11/2026 24:00 |
| Exeter Roadside Timeseries Graph |
39 (2 Low) | 41 (1 Low) | n/m | n/m | n/m | 02/11/2026 17:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 21 (2 Low) | 24 (2 Low) *2 | 01/11/2026 24:00 |
| Honiton Timeseries Graph |
51 (2 Low) | 15 (1 Low) | n/m | 18 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Plymouth Centre Timeseries Graph |
48 (2 Low) | 36 (1 Low) | n/m | 13 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 02/11/2026 18:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 16 (1 Low) *1 | 01/11/2026 24:00 |
| Swindon Walcot Timeseries Graph |
57 (2 Low) | 18 (1 Low) | n/m | 15 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Yarner Wood Timeseries Graph |
60 (2 Low) | 7 (1 Low) | n/m | 12 (2 Low) | 14 (1 Low) *2 | 02/11/2026 01:00 |
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 |
64 (2 Low) | n/m | n/m | n/m | n/m | 01/11/2026 21:00 |
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) | 50 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Birmingham Hall Green Timeseries Graph |
55 (2 Low) | 39 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Birmingham Ladywood Timeseries Graph |
52 (2 Low) | 35 (1 Low) | 1 (1 Low) | 16 (2 Low) | 19 (2 Low) *2 | 02/11/2026 09:00 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
58 (2 Low) | 31 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 41 (1 Low) | n/m | 11 (1 Low) | n/m | 01/11/2026 24:00 |
| Coventry Allesley Timeseries Graph |
59 (2 Low) | 16 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 25 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Leamington Spa Timeseries Graph |
65 (2 Low) | 23 (1 Low) | n/m | 16 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | 14 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Leominster Timeseries Graph |
52 (2 Low) | 14 (1 Low) | n/m | n/m | n/m | 02/11/2026 16:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 50 (1 Low) | n/m | 19 (2 Low) | 23 (2 Low) *2 | 01/11/2026 24:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 59 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 01/11/2026 24:00 |
| Stoke-on-Trent Centre Timeseries Graph |
40 (2 Low) | 53 (1 Low) | n/m | 17 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Telford Hollinswood Timeseries Graph |
42 (2 Low) | 41 (1 Low) | n/m | 16 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 17 (2 Low) *2 | 01/11/2026 24:00 |
| Walsall Woodlands Timeseries Graph |
52 (2 Low) | 25 (1 Low) | n/m | n/m | n/m | 02/11/2026 03:00 |
| West Bromwich Kenrick Park Timeseries Graph |
54 (2 Low) | 45 (1 Low) | n/m | n/m | n/m | 02/11/2026 19:00 |
| Wolverhampton East Park Timeseries Graph |
n/m | n/m | n/m | 15 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 17 (2 Low) *2 | 01/11/2026 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 |
51 (2 Low) | 34 (1 Low) | 2 (1 Low) | 12 (2 Low) | 15 (1 Low) *2 | 02/11/2026 04:15 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 02/11/2026 08:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 18 (2 Low) *2 | 01/11/2026 24:00 |
| Bradford West Park Timeseries Graph |
n/m | n/m | n/m | 14 (2 Low) | 21 (2 Low) *2 | 01/11/2026 24:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
50 (2 Low) | 32 (1 Low) | n/m | 12 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 43 (1 Low) | n/m | 19 (2 Low) | n/m | 01/11/2026 24:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 12 (1 Low) *2 | 01/11/2026 24:00 |
| High Muffles Timeseries Graph |
60 (2 Low) | 2 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 01/11/2026 24:00 |
| Hull Freetown Timeseries Graph |
67 (3 Low) | 20 (1 Low) | 2 (1 Low) | 14 (2 Low) | 18 (2 Low) *2 | 02/11/2026 12:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | 16 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Immingham Woodlands Avenue Timeseries Graph |
68 (3 Low) | 33 (1 Low) | n/m | 13 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| Leeds Centre Timeseries Graph |
50 (2 Low) | 21 (1 Low) | 2 (1 Low) | 12 (2 Low) | 15 (1 Low) *2 | 02/11/2026 18:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 32 (1 Low) | n/m | 16 (2 Low) | 22 (2 Low) *1 | 01/11/2026 24:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | 26 (2 Low) *2 | 01/11/2026 24:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 18 (1 Low) | 1 (1 Low) | 12 (2 Low) | 15 (1 Low) *1 | 01/11/2026 24:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | 12 (2 Low) | n/m | 01/11/2026 24:00 |
| Sheffield Devonshire Green Timeseries Graph |
51 (2 Low) | 28 (1 Low) | n/m | 14 (2 Low) | 19 (2 Low) *2 | 01/11/2026 24:00 |
| Sheffield Tinsley Timeseries Graph |
51 (2 Low) | 28 (1 Low) | n/m | 14 (2 Low) | 20 (2 Low) *2 | 01/11/2026 24:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 13 (2 Low) | 16 (1 Low) *2 | 01/11/2026 24:00 |
| 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 | 37 (1 Low) | n/m | 11 (1 Low) | 20 (2 Low) *1 | 01/11/2026 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