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 10pm Thu 6th Aug 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 |
61 (2 Low) | n/m | n/m | n/a | n/a | 05/08/2026 01:00:00 |
| Bush Estate Timeseries Graph |
64 (2 Low) | 4 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 06/08/2026 09:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 06/08/2026 21:00:00 |
| Edinburgh St Leonards Timeseries Graph |
52 (2 Low) | 20 (1 Low) | 2 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 13:45:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 06/08/2026 08:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 20 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 22:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | n/m | 06/08/2026 10:00:00 |
| Glasgow Townhead Timeseries Graph |
61 (2 Low) | 15 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 22:00:00 |
| Grangemouth Timeseries Graph |
n/m | 6 (1 Low) | 3 (1 Low) | 6 (1 Low) | 6 (1 Low) *1 | 06/08/2026 02:30:00 |
| Grangemouth Moray Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 06/08/2026 09:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 22:00:00 |
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 |
73 (3 Low) | 5 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 11 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 22:00:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 23 (1 Low) | n/m | 4 (1 Low) | n/m | 06/08/2026 17:00:00 |
| Derby Stockbrook Park Timeseries Graph |
71 (3 Low) | n/m | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 17:00:00 |
| Ladybower Timeseries Graph |
74 (3 Low) | 4 (1 Low) | 1 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 11:30:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 42 (1 Low) | n/m | 4 (1 Low) | 13 (1 Low) *2 | 06/08/2026 18:00:00 |
| Leicester University Timeseries Graph |
71 (3 Low) | 24 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 18:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 16:00:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Northampton Spring Park Timeseries Graph |
77 (3 Low) | 7 (1 Low) | n/m | n/a | n/m | 03/08/2026 13:00:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 22:00:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
72 (3 Low) | 16 (1 Low) | 1 (1 Low) | 4 (1 Low) | 17 (2 Low) *2 | 06/08/2026 21:45:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 26 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 22:00:00 |
| Tallington Timeseries Graph |
83 (3 Low) | n/m | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 22:00:00 |
| Toft Newton Timeseries Graph |
78 (3 Low) | 5 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
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 | 13 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 10:00:00 |
| Cambridge King's Hedges Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 22:00:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 06/08/2026 17:00:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 47 (1 Low) | n/m | 5 (1 Low) | n/m | 06/08/2026 21:00:00 |
| Norwich Lakenfields Timeseries Graph |
82 (3 Low) | 7 (1 Low) | n/m | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 16:00:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 22:00:00 |
| Sibton Timeseries Graph |
84 (3 Low) | n/m | n/m | 3 (1 Low) | 13 (1 Low) *2 | 06/08/2026 22:00:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 13:00:00 |
| Southend-on-Sea Timeseries Graph |
81 (3 Low) | 56 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *2 | 06/08/2026 22:00:00 |
| St Osyth Timeseries Graph |
96 (3 Low) | 7 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 13:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 45 (1 Low) | n/m | 7 (1 Low) | 16 (1 Low) *1 | 06/08/2026 22:00:00 |
| Stevenage St Georges Way South Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 06/08/2026 11:00:00 |
| Thurrock Timeseries Graph |
68 (3 Low) | 46 (1 Low) | 3 (1 Low) | 5 (1 Low) | 14 (1 Low) *2 | 06/08/2026 05:15:00 |
| Weybourne Timeseries Graph |
73 (3 Low) | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 20:00:00 |
| Wicken Fen Timeseries Graph |
78 (3 Low) | 8 (1 Low) | 3 (1 Low) | 3 (1 Low) | 12 (1 Low) *2 | 05/08/2026 24:45: |
Greater London
| 24 Hour Summary, based on data provided by Environment Agency | ||||||
|---|---|---|---|---|---|---|
| Monitoring site | Running 8 Hour mean Ozone (µgm-3) |
Hourly mean Nitrogen dioxide (µgm-3) |
Max 15 min mean Sulphur dioxide (µgm-3) |
Running 24 Hour mean PM2.5 Particles (µgm-3) |
Running 24 Hour mean PM10 Particles (µgm-3) |
Last updated |
| Camden Kerbside Timeseries Graph |
n/m | 24 (1 Low) | n/m | 10 (1 Low) | 20 (2 Low) *1 | 06/08/2026 06:00:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 84 (8 High) *1 | 06/08/2026 11:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| London A406 N Circular Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 06/08/2026 09:00:00 |
| London Bexley Timeseries Graph |
n/m | 13 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 12:00:00 |
| London Bloomsbury Timeseries Graph |
75 (3 Low) | 27 (1 Low) | 1 (1 Low) | 5 (1 Low) | 19 (2 Low) *2 | 06/08/2026 01:15:00 |
| London Farringdon Street Timeseries Graph |
n/m | 28 (1 Low) | n/m | 6 (1 Low) | n/m | 06/08/2026 10:00:00 |
| London Haringey Priory Park South Timeseries Graph |
81 (3 Low) | 12 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *2 | 06/08/2026 10:00:00 |
| London Harlington Timeseries Graph |
74 (3 Low) | 20 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 11:00:00 |
| London Hillingdon Timeseries Graph |
82 (3 Low) | 28 (1 Low) | n/m | 5 (1 Low) | 17 (2 Low) *2 | 06/08/2026 09:00:00 |
| London Honor Oak Park Timeseries Graph |
93 (3 Low) | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 11:00:00 |
| London Marylebone Road Timeseries Graph |
71 (3 Low) | 31 (1 Low) | 5 (1 Low) | 7 (1 Low) | 21 (2 Low) *1 | 06/08/2026 13:15:00 |
| London N. Kensington Timeseries Graph |
88 (3 Low) | 10 (1 Low) | 1 (1 Low) | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 03:45:00 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 11:00:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 14 (1 Low) *2 | 06/08/2026 10:00:00 |
| London Westminster Timeseries Graph |
83 (3 Low) | 11 (1 Low) | n/m | n/m | n/m | 05/08/2026 20:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | 27 (2 Low) *1 | 06/08/2026 22:00:00 |
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 |
61 (2 Low) | 11 (1 Low) | n/m | n/m | n/m | 06/08/2026 18:00:00 |
| Inverness Timeseries Graph |
n/m | 23 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 22:00:00 |
| Lerwick Timeseries Graph |
69 (3 Low) | n/m | n/m | n/m | n/m | 06/08/2026 19:00:00 |
| Strathvaich Timeseries Graph |
69 (3 Low) | n/m | n/m | n/m | n/m | 06/08/2026 22:00:00 |
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 |
| Darlington Firthmoor Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 5 (1 Low) *2 | 06/08/2026 22:00:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
65 (2 Low) | 23 (1 Low) | n/m | 3 (1 Low) | 12 (1 Low) *2 | 06/08/2026 22:00:00 |
| Kielder Water Timeseries Graph |
54 (2 Low) | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 06/08/2026 01:00:00 |
| Middlesbrough Timeseries Graph |
63 (2 Low) | 22 (1 Low) | 1 (1 Low) | 2 (1 Low) | 9 (1 Low) *1 | 06/08/2026 02:30:00 |
| Newcastle Centre Timeseries Graph |
60 (2 Low) | 12 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *1 | 06/08/2026 15:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 10/07/2026 10:00:00 |
| North Shields Chirton Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 5 (1 Low) *2 | 06/08/2026 03:00:00 |
| Redcar Milford Walk Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 4 (1 Low) | n/m | 06/08/2026 22:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 11 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *1 | 06/08/2026 05:00:00 |
| Sunderland Silksworth Timeseries Graph |
66 (2 Low) | 15 (1 Low) | n/m | 2 (1 Low) | 6 (1 Low) *2 | 06/08/2026 02:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 16 (1 Low) | n/m | 2 (1 Low) | n/m | 06/08/2026 22:00:00 |
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 |
51 (2 Low) | 10 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 06/08/2026 17:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 4 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 06/08/2026 08:00:00 |
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 |
75 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 06/08/2026 20:00:00 |
| Wrexham Timeseries Graph |
n/m | 17 (1 Low) | 1 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 02:30:00 |
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 | 8 (1 Low) | n/m | 4 (1 Low) | n/m | 06/08/2026 19:00:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Blackburn Audley Park Timeseries Graph |
n/a | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Blackpool Marton Timeseries Graph |
74 (3 Low) | 4 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 13:00:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 06/08/2026 11:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 06/08/2026 22:00:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 11 (1 Low) | n/m | 7 (1 Low) | 7 (1 Low) *1 | 06/08/2026 13:00:00 |
| Crewe Coppenhall Timeseries Graph |
67 (3 Low) | 10 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Glazebury Timeseries Graph |
70 (3 Low) | 8 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 16:00:00 |
| Liverpool Speke Timeseries Graph |
68 (3 Low) | 9 (1 Low) | 2 (1 Low) | 5 (1 Low) | 12 (1 Low) *1 | 06/08/2026 01:45:00 |
| Liverpool Thirlmere Park Timeseries Graph |
64 (2 Low) | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 17:00:00 |
| Manchester Piccadilly Timeseries Graph |
57 (2 Low) | 14 (1 Low) | 2 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 16:30:00 |
| Manchester Sharston Timeseries Graph |
67 (3 Low) | 31 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 09:00:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | n/m | 06/08/2026 22:00:00 |
| Preston Timeseries Graph |
66 (2 Low) | 14 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 22:00:00 |
| Rochdale Belfield Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 22:00:00 |
| Salford Eccles Timeseries Graph |
74 (3 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 21:00:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 06/08/2026 17:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 53 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 06/08/2026 20:00:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 06/08/2026 22:00:00 |
| Warrington Timeseries Graph |
n/m | n/a | n/m | 2 (1 Low) | 10 (1 Low) *1 | 06/08/2026 22:00:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Wigan Centre Timeseries Graph |
66 (2 Low) | 8 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 22:00:00 |
| Wirral Tranmere Timeseries Graph |
68 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 19:00:00 |
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 | 39 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 06/08/2026 20:00:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 6 (1 Low) | 8 (1 Low) | n/m | n/m | 05/08/2026 02:30:00 |
| Belfast Centre Timeseries Graph |
58 (2 Low) | 21 (1 Low) | 1 (1 Low) | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 13:30:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 56 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 06/08/2026 15:00:00 |
| Derry Rosemount Timeseries Graph |
57 (2 Low) | 10 (1 Low) | 1 (1 Low) | 2 (1 Low) | 9 (1 Low) *1 | 05/08/2026 22:15:00 |
| Lough Navar Timeseries Graph |
51 (2 Low) | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 13:00:00 |
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 | 15 (1 Low) | n/m | n/m | n/m | 06/08/2026 17:00:00 |
| Eskdalemuir Timeseries Graph |
60 (2 Low) | 1 (1 Low) | n/m | n/m | n/m | 06/08/2026 21:00:00 |
| Peebles Timeseries Graph |
61 (2 Low) | 3 (1 Low) | n/m | n/m | n/m | 06/08/2026 21:00:00 |
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 | 06/08/2026 10:00:00 |
| Brighton Preston Park Timeseries Graph |
71 (3 Low) | 11 (1 Low) | n/m | 8 (1 Low) | 38 (3 Low) *2 | 06/08/2026 01:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | n/a | n/m | 3 (1 Low) | 21 (2 Low) *1 | 06/08/2026 16:00:00 |
| Chilbolton Observatory Timeseries Graph |
86 (3 Low) | 6 (1 Low) | 1 (1 Low) | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 21:45:00 |
| Eastbourne Timeseries Graph |
78 (3 Low) | 7 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 06/08/2026 01:00:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 10:00:00 |
| Horley Timeseries Graph |
n/m | 20 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 10:00:00 |
| Lullington Heath Timeseries Graph |
93 (3 Low) | 2 (1 Low) | 1 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 15:15:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 18 (2 Low) *2 | 06/08/2026 12:00:00 |
| Milton Keynes Civic Centre Timeseries Graph |
74 (3 Low) | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 20:00:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 06/08/2026 22:00:00 |
| Oxford St Ebbes Timeseries Graph |
78 (3 Low) | 49 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 10:00:00 |
| Portsmouth Timeseries Graph |
77 (3 Low) | 23 (1 Low) | n/m | 4 (1 Low) | 13 (1 Low) *2 | 06/08/2026 11:00:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 25 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 10:00:00 |
| Reading London Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 06/08/2026 21:00:00 |
| Reading New Town Timeseries Graph |
78 (3 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 10:00:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 06/08/2026 10:00:00 |
| Rochester Stoke Timeseries Graph |
89 (3 Low) | 14 (1 Low) | 2 (1 Low) | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 21:15:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 10:00:00 |
| Southampton A33 Timeseries Graph |
n/m | 42 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 09:00:00 |
| Southampton Centre Timeseries Graph |
78 (3 Low) | 32 (1 Low) | 2 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 02:30:00 |
| Storrington Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 10:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/a | n/m | 03/08/2026 04:00:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 13 (1 Low) *2 | 06/08/2026 03:00:00 |
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 |
68 (3 Low) | 13 (1 Low) | 2 (1 Low) | 8 (1 Low) | 13 (1 Low) *1 | 06/08/2026 11:30:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 06/08/2026 22:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *1 | 06/08/2026 16:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
78 (3 Low) | 7 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| Narberth Timeseries Graph |
73 (3 Low) | 3 (1 Low) | 2 (1 Low) | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 08:00:00 |
| Newport Timeseries Graph |
n/m | 19 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 06/08/2026 05:00:00 |
| Port Talbot Margam Timeseries Graph |
72 (3 Low) | 13 (1 Low) | 1 (1 Low) | 10 (1 Low) | 28 (2 Low) *3 | 06/08/2026 17:45:00 |
| Swansea Roadside Timeseries Graph |
n/m | 12 (1 Low) | n/m | 8 (1 Low) | 15 (1 Low) *1 | 06/08/2026 01:00:00 |
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) | 11 (1 Low) *2 | 06/08/2026 03:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 41 (1 Low) | n/m | n/m | n/m | 06/08/2026 16:00:00 |
| Bournemouth Timeseries Graph |
76 (3 Low) | 7 (1 Low) | n/m | 6 (1 Low) | n/m | 06/08/2026 22:00:00 |
| Bournemouth Bourne Valley Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 09:00:00 |
| Bridgwater A372 Westonzoyland Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 06/08/2026 07:00:00 |
| Bristol Patchway Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 11 (1 Low) *2 | 06/08/2026 06:00:00 |
| Bristol St Paul's Timeseries Graph |
71 (3 Low) | 8 (1 Low) | n/m | 6 (1 Low) | 19 (2 Low) *1 | 06/08/2026 08:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 19 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *2 | 06/08/2026 14:00:00 |
| Charlton Mackrell Timeseries Graph |
79 (3 Low) | 4 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 07:00:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 06/08/2026 10:00:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | 6 (1 Low) | n/m | 06/08/2026 15:00:00 |
| Exeter Roadside Timeseries Graph |
60 (2 Low) | 42 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 16:00:00 |
| Honiton Timeseries Graph |
72 (3 Low) | 17 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 10:00:00 |
| Plymouth Centre Timeseries Graph |
63 (2 Low) | 24 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 06/08/2026 03:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | n/m | 06/08/2026 07:00:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 15 (1 Low) *1 | 06/08/2026 01:00:00 |
| Swindon Walcot Timeseries Graph |
78 (3 Low) | 6 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 06/08/2026 08:00:00 |
| Yarner Wood Timeseries Graph |
74 (3 Low) | 2 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 06/08/2026 09:00:00 |
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 |
79 (3 Low) | n/m | n/m | n/m | n/m | 06/08/2026 21:00:00 |
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 | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 17:00:00 |
| Birmingham A4540 Roadside Timeseries Graph |
57 (2 Low) | 30 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 20:00:00 |
| Birmingham Hall Green Timeseries Graph |
80 (3 Low) | 16 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Birmingham Ladywood Timeseries Graph |
73 (3 Low) | 9 (1 Low) | 2 (1 Low) | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 13:15:00 |
| Birmingham University Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 16:00:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
71 (3 Low) | 12 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 18:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 11 (1 Low) | n/m | 3 (1 Low) | n/m | 06/08/2026 15:00:00 |
| Coventry Allesley Timeseries Graph |
73 (3 Low) | 5 (1 Low) | n/m | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 18:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | 9 (1 Low) | 57 (4 Moderate) *2 | 06/08/2026 12:00:00 |
| Leamington Spa Timeseries Graph |
80 (3 Low) | 11 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 10 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 21:00:00 |
| Leominster Timeseries Graph |
77 (3 Low) | 4 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 06/08/2026 20:00:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 15:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 30 (1 Low) | n/m | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 22:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
61 (2 Low) | 26 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 06/08/2026 22:00:00 |
| Telford Hollinswood Timeseries Graph |
82 (3 Low) | 20 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 15:00:00 |
| Walsall Caldmore Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 16:00:00 |
| Walsall Woodlands Timeseries Graph |
78 (3 Low) | 10 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
70 (3 Low) | 16 (1 Low) | n/m | n/m | n/m | 05/08/2026 23:00:00 |
| Wolverhampton East Park Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 13 (1 Low) *2 | 06/08/2026 14:00:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 07:00:00 |
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 |
80 (3 Low) | 8 (1 Low) | 1 (1 Low) | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 09:00:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 06/08/2026 18:00:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 07:00:00 |
| Bradford West Park Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
66 (2 Low) | 9 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 06/08/2026 22:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 12 (1 Low) | n/m | 3 (1 Low) | n/m | 06/08/2026 22:00:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 06/08/2026 22:00:00 |
| High Muffles Timeseries Graph |
58 (2 Low) | 3 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 06/08/2026 03:00:00 |
| Hull Freetown Timeseries Graph |
58 (2 Low) | 12 (1 Low) | 1 (1 Low) | 3 (1 Low) | 13 (1 Low) *2 | 06/08/2026 16:30:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | 4 (1 Low) | 16 (1 Low) *2 | 06/08/2026 09:00:00 |
| Immingham Woodlands Avenue Timeseries Graph |
73 (3 Low) | 8 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 06/08/2026 10:00:00 |
| Leeds Centre Timeseries Graph |
58 (2 Low) | 37 (1 Low) | 2 (1 Low) | 3 (1 Low) | 8 (1 Low) *2 | 06/08/2026 13:45:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 10 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *1 | 06/08/2026 06:00:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 06/08/2026 22:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 7 (1 Low) | 2 (1 Low) | 5 (1 Low) | 9 (1 Low) *1 | 06/08/2026 07:00:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 25 (1 Low) | n/m | 6 (1 Low) | n/m | 06/08/2026 12:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
68 (3 Low) | 10 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 06/08/2026 22:00:00 |
| Sheffield Tinsley Timeseries Graph |
65 (2 Low) | 17 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *2 | 06/08/2026 09:00:00 |
| Wakefield Alverthorpe Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 10 (1 Low) *2 | 06/08/2026 22:00:00 |
| York Bootham Timeseries Graph |
55 (2 Low) | 14 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 06/08/2026 22:00:00 |
| York Fishergate Timeseries Graph |
n/m | 23 (1 Low) | n/m | 2 (1 Low) | 10 (1 Low) *1 | 06/08/2026 09:00:00 |
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