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 8am Tue 8th Jul 2025
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 |
75 (3 Low) | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Bush Estate Timeseries Graph |
75 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 07/07/2025 19:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 08/07/2025 08:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 08/07/2025 08:00:00 |
| Edinburgh St Leonards Timeseries Graph |
60 (2 Low) | 13 (1 Low) | 4 (1 Low) | 6 (1 Low) | 13 (1 Low) *2 | 07/07/2025 08:00:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 08/07/2025 08:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 21 (1 Low) | n/m | 6 (1 Low) | 16 (1 Low) *2 | 08/07/2025 08:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 08/07/2025 07:00:00 |
| Glasgow Townhead Timeseries Graph |
73 (3 Low) | 17 (1 Low) | n/m | 7 (1 Low) | 19 (2 Low) *2 | 08/07/2025 07:00:00 |
| Grangemouth Timeseries Graph |
n/m | 7 (1 Low) | 3 (1 Low) | 5 (1 Low) | 13 (1 Low) *1 | 08/07/2025 02:45:00 |
| Grangemouth Moray Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 08/07/2025 07:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | 7 (1 Low) | 18 (2 Low) *2 | 08/07/2025 07:00:00 |
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 |
78 (3 Low) | 4 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 01:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 10 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 27 (1 Low) | n/m | 5 (1 Low) | n/m | 08/07/2025 01:00:00 |
| Derby Stockbrook Park Timeseries Graph |
71 (3 Low) | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Ladybower Timeseries Graph |
78 (3 Low) | 2 (1 Low) | 1 (1 Low) | 3 (1 Low) | 7 (1 Low) *2 | 07/07/2025 13:15:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 31 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 08/07/2025 07:00:00 |
| Leicester University Timeseries Graph |
71 (3 Low) | 17 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 07/07/2025 08:00:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 10 (1 Low) *2 | 08/07/2025 01:00:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Northampton Spring Park Timeseries Graph |
80 (3 Low) | 8 (1 Low) | n/m | 7 (1 Low) | n/m | 08/07/2025 01:00:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
76 (3 Low) | 10 (1 Low) | 2 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 02:30:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 22 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 01:00:00 |
| Tallington Timeseries Graph |
82 (3 Low) | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Toft Newton Timeseries Graph |
84 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 08/07/2025 01:00:00 |
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 | 5 (1 Low) | n/m | n/a | n/a | 03/07/2025 01:00:00 |
| Cambridge Roadside Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 03/07/2025 17:00:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 42 (1 Low) | n/m | 5 (1 Low) | n/m | 08/07/2025 02:00:00 |
| Norwich Lakenfields Timeseries Graph |
69 (3 Low) | 9 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 02:00:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Sibton Timeseries Graph |
72 (3 Low) | n/m | n/m | 4 (1 Low) | 11 (1 Low) *2 | 08/07/2025 01:00:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 05:00:00 |
| Southend-on-Sea Timeseries Graph |
74 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 05:00:00 |
| St Osyth Timeseries Graph |
83 (3 Low) | 5 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *2 | 08/07/2025 03:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *1 | 08/07/2025 08:00:00 |
| Thurrock Timeseries Graph |
77 (3 Low) | 13 (1 Low) | 2 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 07/07/2025 07:15:00 |
| Weybourne Timeseries Graph |
72 (3 Low) | n/m | n/m | 7 (1 Low) | 15 (1 Low) *2 | 08/07/2025 08:00:00 |
| Wicken Fen Timeseries Graph |
68 (3 Low) | 3 (1 Low) | 2 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 07/07/2025 16:45:00 |
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 | 36 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) *1 | 08/07/2025 02:00:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 24 (2 Low) *1 | 08/07/2025 08:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 07/07/2025 08:00:00 |
| London Bexley Timeseries Graph |
n/m | 13 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 05:00:00 |
| London Bloomsbury Timeseries Graph |
69 (3 Low) | 20 (1 Low) | 3 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 07/07/2025 09:30:00 |
| London Haringey Priory Park South Timeseries Graph |
81 (3 Low) | 5 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 03:00:00 |
| London Harlington Timeseries Graph |
77 (3 Low) | 19 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| London Hillingdon Timeseries Graph |
71 (3 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| London Honor Oak Park Timeseries Graph |
84 (3 Low) | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 03:00:00 |
| London Marylebone Road Timeseries Graph |
46 (2 Low) | 37 (1 Low) | 4 (1 Low) | 3 (1 Low) | 10 (1 Low) *1 | 06/07/2025 16:45:00 |
| London N. Kensington Timeseries Graph |
78 (3 Low) | 14 (1 Low) | 56 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 05:45:00 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 08/07/2025 04:00:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 05:00:00 |
| London Westminster Timeseries Graph |
53 (2 Low) | 30 (1 Low) | n/m | 5 (1 Low) | n/m | 08/07/2025 07:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | 19 (2 Low) *1 | 08/07/2025 07:00:00 |
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 |
67 (3 Low) | 6 (1 Low) | n/m | n/m | n/m | 07/07/2025 16:00:00 |
| Inverness Timeseries Graph |
n/m | 11 (1 Low) | n/m | 9 (1 Low) | 25 (2 Low) *2 | 08/07/2025 07:00:00 |
| Lerwick Timeseries Graph |
69 (3 Low) | n/m | n/m | n/m | n/m | 07/07/2025 14:00:00 |
| Strathvaich Timeseries Graph |
77 (3 Low) | n/m | n/m | n/m | n/m | 07/07/2025 17:00:00 |
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 |
| Hartlepool St Abbs Walk Timeseries Graph |
72 (3 Low) | 6 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *2 | 08/07/2025 08:00:00 |
| Kielder Water Timeseries Graph |
67 (3 Low) | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Middlesbrough Timeseries Graph |
67 (3 Low) | 17 (1 Low) | 3 (1 Low) | 3 (1 Low) | 15 (1 Low) *1 | 07/07/2025 16:15:00 |
| Newcastle Centre Timeseries Graph |
68 (3 Low) | 13 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *1 | 08/07/2025 08:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 28 (1 Low) | n/m | 4 (1 Low) | n/m | 08/07/2025 03:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 17 (1 Low) | n/m | 4 (1 Low) | 17 (2 Low) *1 | 08/07/2025 01:00:00 |
| Sunderland Silksworth Timeseries Graph |
66 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 20 (1 Low) | n/m | 4 (1 Low) | n/m | 08/07/2025 08:00:00 |
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 |
72 (3 Low) | 3 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) *2 | 08/07/2025 07:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | n/m | 07/07/2025 13:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 3 (1 Low) | n/m | n/m | n/m | 07/07/2025 22:00:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 07/07/2025 09:00:00 |
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 |
78 (3 Low) | n/a | n/m | n/m | n/m | 07/07/2025 23:00:00 |
| Wrexham Timeseries Graph |
n/m | 11 (1 Low) | 1 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 07/07/2025 09:45:00 |
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 | 14 (1 Low) | n/m | 7 (1 Low) | n/m | 08/07/2025 08:00:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | n/m | 07/07/2025 09:00:00 |
| Blackburn Audley Park Timeseries Graph |
66 (2 Low) | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Blackpool Marton Timeseries Graph |
70 (3 Low) | 6 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 08/07/2025 08:00:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | n/m | 08/07/2025 06:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 08/07/2025 07:00:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 6 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *1 | 08/07/2025 03:00:00 |
| Crewe Coppenhall Timeseries Graph |
72 (3 Low) | 30 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 08/07/2025 08:00:00 |
| Glazebury Timeseries Graph |
70 (3 Low) | 8 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 08/07/2025 08:00:00 |
| Liverpool Speke Timeseries Graph |
71 (3 Low) | 20 (1 Low) | 2 (1 Low) | 7 (1 Low) | 18 (2 Low) *1 | 07/07/2025 19:45:00 |
| Liverpool Thirlmere Park Timeseries Graph |
71 (3 Low) | n/m | n/m | 7 (1 Low) | 17 (2 Low) *2 | 08/07/2025 08:00:00 |
| Manchester Piccadilly Timeseries Graph |
68 (3 Low) | 18 (1 Low) | 2 (1 Low) | 6 (1 Low) | 15 (1 Low) *2 | 07/07/2025 15:15:00 |
| Manchester Sharston Timeseries Graph |
68 (3 Low) | 18 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 08/07/2025 08:00:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 08/07/2025 07:00:00 |
| Preston Timeseries Graph |
67 (3 Low) | 21 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 08/07/2025 08:00:00 |
| Salford Eccles Timeseries Graph |
71 (3 Low) | 20 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 08/07/2025 08:00:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 08/07/2025 08:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 07/07/2025 09:00:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 08/07/2025 08:00:00 |
| Warrington Timeseries Graph |
n/m | 9 (1 Low) | n/m | 3 (1 Low) | 12 (1 Low) *1 | 08/07/2025 06:00:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 07/07/2025 09:00:00 |
| Wigan Centre Timeseries Graph |
72 (3 Low) | 16 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 08/07/2025 08:00:00 |
| Wirral Tranmere Timeseries Graph |
70 (3 Low) | 14 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *2 | 08/07/2025 08:00:00 |
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 | 24 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 08/07/2025 07:00:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 08/07/2025 07:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 4 (1 Low) | 3 (1 Low) | n/m | n/m | 07/07/2025 16:15:00 |
| Belfast Centre Timeseries Graph |
49 (2 Low) | 7 (1 Low) | n/a | 5 (1 Low) | 10 (1 Low) *2 | 05/07/2025 19:45:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 08/07/2025 08:00:00 |
| Derry Rosemount Timeseries Graph |
69 (3 Low) | 7 (1 Low) | 1 (1 Low) | 2 (1 Low) | 9 (1 Low) *1 | 08/07/2025 06:15:00 |
| Lough Navar Timeseries Graph |
60 (2 Low) | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 08/07/2025 01:00:00 |
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 | 38 (1 Low) | n/m | n/m | n/m | 07/07/2025 09:00:00 |
| Eskdalemuir Timeseries Graph |
71 (3 Low) | 1 (1 Low) | n/m | n/m | n/m | 07/07/2025 19:00:00 |
| Peebles Timeseries Graph |
75 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 07/07/2025 19:00:00 |
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 |
| Brighton Preston Park Timeseries Graph |
72 (3 Low) | 7 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 07:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 5 (1 Low) | 15 (1 Low) *1 | 08/07/2025 06:00:00 |
| Chilbolton Observatory Timeseries Graph |
81 (3 Low) | 3 (1 Low) | 13 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 07/07/2025 13:15:00 |
| Eastbourne Timeseries Graph |
76 (3 Low) | 8 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 08/07/2025 07:00:00 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Horley Timeseries Graph |
n/m | 12 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 05:00:00 |
| Lullington Heath Timeseries Graph |
80 (3 Low) | 5 (1 Low) | 2 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 07/07/2025 11:15:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 06:00:00 |
| Milton Keynes Civic Centre Timeseries Graph |
81 (3 Low) | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 02:00:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 07/07/2025 24:00: |
| Oxford St Ebbes Timeseries Graph |
75 (3 Low) | 36 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 08:00:00 |
| Portsmouth Timeseries Graph |
73 (3 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Reading London Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 07/07/2025 24:00: |
| Reading New Town Timeseries Graph |
74 (3 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 08:00:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 08/07/2025 07:00:00 |
| Rochester Stoke Timeseries Graph |
81 (3 Low) | 17 (1 Low) | 3 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 07/07/2025 16:30:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 13 (1 Low) *2 | 08/07/2025 07:00:00 |
| Southampton A33 Timeseries Graph |
n/m | 17 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Southampton Centre Timeseries Graph |
73 (3 Low) | 12 (1 Low) | 1 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 07/07/2025 08:15:00 |
| Storrington Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 6 (1 Low) | n/m | 08/07/2025 07:00:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 07:00:00 |
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) | 11 (1 Low) | 2 (1 Low) | 10 (1 Low) | 11 (1 Low) *1 | 07/07/2025 21:45:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 07/07/2025 09:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 23 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *1 | 08/07/2025 07:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
79 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 07/07/2025 24:00: |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | n/m | 08/07/2025 06:00:00 |
| Narberth Timeseries Graph |
70 (3 Low) | 2 (1 Low) | 1 (1 Low) | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 02:30:00 |
| Newport Timeseries Graph |
n/m | 12 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Port Talbot Margam Timeseries Graph |
73 (3 Low) | 11 (1 Low) | 2 (1 Low) | 6 (1 Low) | 12 (1 Low) *3 | 07/07/2025 18:30:00 |
| Swansea Roadside Timeseries Graph |
n/m | 12 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *1 | 08/07/2025 03:00:00 |
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) | 12 (1 Low) *2 | 08/07/2025 03:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 07/07/2025 17:00:00 |
| Bournemouth Timeseries Graph |
75 (3 Low) | 5 (1 Low) | n/m | 6 (1 Low) | n/m | 08/07/2025 05:00:00 |
| Bristol St Paul's Timeseries Graph |
69 (3 Low) | 5 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *1 | 08/07/2025 08:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 28 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Charlton Mackrell Timeseries Graph |
74 (3 Low) | 2 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 08:00:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 08/07/2025 08:00:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 12 (1 Low) | n/m | 7 (1 Low) | n/m | 08/07/2025 07:00:00 |
| Exeter Roadside Timeseries Graph |
57 (2 Low) | 22 (1 Low) | n/m | n/m | n/m | 08/07/2025 01:00:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Honiton Timeseries Graph |
69 (3 Low) | 9 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 06:00:00 |
| London Farringdon Street Timeseries Graph |
n/m | 34 (1 Low) | n/m | 6 (1 Low) | n/m | 08/07/2025 03:00:00 |
| Plymouth Centre Timeseries Graph |
63 (2 Low) | 27 (1 Low) | n/m | 8 (1 Low) | 38 (3 Low) *2 | 08/07/2025 08:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 07/07/2025 24:00: |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 14 (1 Low) *1 | 08/07/2025 03:00:00 |
| Swindon Walcot Timeseries Graph |
67 (3 Low) | 5 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Yarner Wood Timeseries Graph |
70 (3 Low) | 2 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 05:00:00 |
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 |
71 (3 Low) | n/m | n/m | n/m | n/m | 07/07/2025 20:00:00 |
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 |
| Birmingham A4540 Roadside Timeseries Graph |
67 (3 Low) | 32 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 08/07/2025 07:00:00 |
| Birmingham Hall Green Timeseries Graph |
80 (3 Low) | 17 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Birmingham Ladywood Timeseries Graph |
n/a | n/a | n/a | 5 (1 Low) | 10 (1 Low) *2 | 02/07/2025 02:45:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
76 (3 Low) | 19 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 14 (1 Low) | n/m | 5 (1 Low) | n/m | 08/07/2025 08:00:00 |
| Coventry Allesley Timeseries Graph |
74 (3 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 08:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Leamington Spa Timeseries Graph |
83 (3 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 9 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Leominster Timeseries Graph |
81 (3 Low) | 4 (1 Low) | n/m | n/m | n/m | 07/07/2025 23:00:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | n/a | n/m | 6 (1 Low) | 13 (1 Low) *2 | 08/07/2025 07:00:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 08/07/2025 08:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
64 (2 Low) | 20 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 08/07/2025 08:00:00 |
| Telford Hollinswood Timeseries Graph |
81 (3 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 08/07/2025 08:00:00 |
| Walsall Woodlands Timeseries Graph |
n/a | n/a | n/m | n/m | n/m | 30/06/2025 18:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
75 (3 Low) | 8 (1 Low) | n/m | n/m | n/m | 07/07/2025 24:00: |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 02:00:00 |
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 |
61 (2 Low) | 7 (1 Low) | 2 (1 Low) | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 02:15:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 07/07/2025 09:00:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
71 (3 Low) | 7 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 17 (1 Low) | n/m | 4 (1 Low) | n/m | 08/07/2025 01:00:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| High Muffles Timeseries Graph |
n/a | 4 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 08/07/2025 08:00:00 |
| Hull Freetown Timeseries Graph |
67 (3 Low) | 12 (1 Low) | 3 (1 Low) | 4 (1 Low) | 10 (1 Low) *2 | 07/07/2025 19:30:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 08/07/2025 01:00:00 |
| Immingham Woodlands Avenue Timeseries Graph |
66 (2 Low) | 11 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Leeds Centre Timeseries Graph |
66 (2 Low) | 14 (1 Low) | 1 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 07/07/2025 12:15:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *1 | 08/07/2025 01:00:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 08/07/2025 01:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 9 (1 Low) | 1 (1 Low) | 7 (1 Low) | 14 (1 Low) *1 | 07/07/2025 16:00:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | 4 (1 Low) | n/m | 08/07/2025 01:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
70 (3 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 08/07/2025 01:00:00 |
| Sheffield Tinsley Timeseries Graph |
68 (3 Low) | 35 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 08/07/2025 01:00:00 |
| York Bootham Timeseries Graph |
64 (2 Low) | 6 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *1 | 08/07/2025 01:00:00 |
| York Fishergate Timeseries Graph |
n/m | 23 (1 Low) | n/m | 4 (1 Low) | 17 (2 Low) *1 | 08/07/2025 05:00:00 |
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