Latest measured levels based on data provided by the 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
- Pollutant levels recorded for the hour up to 9am Wed 26th Mar 2025
Central Scotland
| Latest measured levels based on data provided by the 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 |
72 (3 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 26/03/2025 09:00 |
| Bush Estate Timeseries Graph |
n/a | n/a | n/m | n/m | n/m | 26/03/2025 07:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 6 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Edinburgh St Leonards Timeseries Graph |
55 (2 Low) | 11 (1 Low) | n/a | 4 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Glasgow High Street Timeseries Graph |
n/m | 27 (1 Low) | n/m | 4 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Glasgow Townhead Timeseries Graph |
67 (3 Low) | 21 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Grangemouth Timeseries Graph |
n/m | 12 (1 Low) | 2 (1 Low) | 3 (1 Low) | 6 (1 Low) *1 | 26/03/2025 09:00 |
| Grangemouth Moray Timeseries Graph |
n/m | 12 (1 Low) | n/m | n/m | n/m | 26/03/2025 08:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 43 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
East Midlands
| Latest measured levels based on data provided by the 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 |
24 (1 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 26/03/2025 09:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | 8 (1 Low) | 14 (1 Low) *2 | 26/03/2025 09:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 51 (1 Low) | n/m | 8 (1 Low) | n/m | 26/03/2025 09:00 |
| Derby Stockbrook Park Timeseries Graph |
5 (1 Low) | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 26/03/2025 09:00 |
| Ladybower Timeseries Graph |
48 (2 Low) | 3 (1 Low) | 2 (1 Low) | 4 (1 Low) | 5 (1 Low) *2 | 26/03/2025 09:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 49 (1 Low) | n/m | 13 (2 Low) | 24 (2 Low) *2 | 26/03/2025 09:00 |
| Leicester University Timeseries Graph |
11 (1 Low) | 42 (1 Low) | n/m | 10 (1 Low) | 15 (1 Low) *2 | 26/03/2025 09:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 55 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 14 (1 Low) *2 | 26/03/2025 09:00 |
| Northampton Spring Park Timeseries Graph |
17 (1 Low) | 39 (1 Low) | n/m | 10 (1 Low) | n/m | 26/03/2025 09:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
8 (1 Low) | 35 (1 Low) | 2 (1 Low) | 9 (1 Low) | 18 (2 Low) *2 | 26/03/2025 09:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 35 (1 Low) | n/m | 10 (1 Low) | 20 (2 Low) *2 | 26/03/2025 09:00 |
| Tallington Timeseries Graph |
25 (1 Low) | n/m | n/m | 6 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Toft Newton Timeseries Graph |
12 (1 Low) | 8 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 26/03/2025 09:00 |
Eastern
| Latest measured levels based on data provided by the 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 | 15 (1 Low) | n/m | 12 (2 Low) | 15 (1 Low) *2 | 26/03/2025 09:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | n/m | 26/03/2025 08:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 43 (1 Low) | n/m | 11 (1 Low) | n/m | 26/03/2025 09:00 |
| Norwich Lakenfields Timeseries Graph |
9 (1 Low) | 18 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Sibton Timeseries Graph |
30 (1 Low) | n/m | n/m | 8 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Southend-on-Sea Timeseries Graph |
49 (2 Low) | 11 (1 Low) | n/m | 14 (2 Low) | 19 (2 Low) *2 | 26/03/2025 09:00 |
| St Osyth Timeseries Graph |
41 (2 Low) | 6 (1 Low) | n/m | 11 (1 Low) | 15 (1 Low) *2 | 26/03/2025 09:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | 19 (2 Low) | 28 (2 Low) *1 | 26/03/2025 09:00 |
| Thurrock Timeseries Graph |
45 (2 Low) | 28 (1 Low) | 2 (1 Low) | 17 (2 Low) | 24 (2 Low) *2 | 26/03/2025 09:00 |
| Weybourne Timeseries Graph |
33 (1 Low) | n/m | n/m | 6 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Wicken Fen Timeseries Graph |
35 (2 Low) | 6 (1 Low) | 1 (1 Low) | 8 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
Greater London
| Latest measured levels based on data provided by the 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 | 95 (2 Low) | n/m | 14 (2 Low) | 33 (2 Low) *1 | 26/03/2025 09:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 42 (3 Low) *1 | 26/03/2025 09:00 |
| Haringey Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| London Bexley Timeseries Graph |
n/m | 37 (1 Low) | n/m | 19 (2 Low) | 25 (2 Low) *2 | 26/03/2025 09:00 |
| London Bloomsbury Timeseries Graph |
27 (1 Low) | 31 (1 Low) | 2 (1 Low) | 14 (2 Low) | 19 (2 Low) *2 | 26/03/2025 09:00 |
| London Haringey Priory Park South Timeseries Graph |
31 (1 Low) | 16 (1 Low) | n/m | 12 (2 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| London Harlington Timeseries Graph |
34 (2 Low) | 28 (1 Low) | n/m | 12 (2 Low) | 19 (2 Low) *2 | 26/03/2025 10:00 |
| London Hillingdon Timeseries Graph |
34 (2 Low) | 19 (1 Low) | n/m | 11 (1 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| London Honor Oak Park Timeseries Graph |
37 (2 Low) | n/m | n/m | 15 (2 Low) | 19 (2 Low) *2 | 26/03/2025 09:00 |
| London Marylebone Road Timeseries Graph |
22 (1 Low) | 33 (1 Low) | 3 (1 Low) | 15 (2 Low) | 24 (2 Low) *1 | 26/03/2025 09:00 |
| London N. Kensington Timeseries Graph |
36 (2 Low) | 23 (1 Low) | 1 (1 Low) | 13 (2 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 18 (2 Low) *2 | 26/03/2025 09:00 |
| London Westminster Timeseries Graph |
27 (1 Low) | 27 (1 Low) | n/m | 14 (2 Low) | n/m | 26/03/2025 09:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | 33 (2 Low) *1 | 26/03/2025 09:00 |
Highland
| Latest measured levels based on data provided by the 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 |
76 (3 Low) | 4 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Inverness Timeseries Graph |
n/m | 13 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 26/03/2025 09:00 |
| Lerwick Timeseries Graph |
87 (3 Low) | n/m | n/m | n/m | n/m | 26/03/2025 09:00 |
| Strathvaich Timeseries Graph |
84 (3 Low) | n/m | n/m | n/m | n/m | 26/03/2025 09:00 |
North East
| Latest measured levels based on data provided by the 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 |
33 (1 Low) | 11 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 26/03/2025 09:00 |
| Kielder Water Timeseries Graph |
29 (1 Low) | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 26/03/2025 09:00 |
| Middlesbrough Timeseries Graph |
29 (1 Low) | 11 (1 Low) | 1 (1 Low) | 8 (1 Low) | 15 (1 Low) *1 | 26/03/2025 09:00 |
| Newcastle Centre Timeseries Graph |
35 (2 Low) | 14 (1 Low) | n/m | 8 (1 Low) | 14 (1 Low) *1 | 26/03/2025 09:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 12 (1 Low) | n/m | 7 (1 Low) | n/m | 26/03/2025 09:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 5 (1 Low) | n/m | 10 (1 Low) | 22 (2 Low) *1 | 26/03/2025 09:00 |
| Sunderland Silksworth Timeseries Graph |
26 (1 Low) | 13 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 22 (1 Low) | n/m | 6 (1 Low) | n/m | 26/03/2025 09:00 |
North East Scotland
| Latest measured levels based on data provided by the 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 |
18 (1 Low) | 26 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 8 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
North Wales
| Latest measured levels based on data provided by the 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 |
73 (3 Low) | 3 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Wrexham Timeseries Graph |
n/m | 41 (1 Low) | 5 (1 Low) | 5 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
North West & Merseyside
| Latest measured levels based on data provided by the 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 | 31 (1 Low) | n/m | 7 (1 Low) | n/m | 26/03/2025 09:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Blackburn Audley Park Timeseries Graph |
24 (1 Low) | n/m | n/m | 13 (2 Low) | 17 (2 Low) *2 | 26/03/2025 09:00 |
| Blackpool Marton Timeseries Graph |
25 (1 Low) | 21 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 26/03/2025 09:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 26/03/2025 09:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 26/03/2025 09:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 13 (1 Low) | n/m | 3 (1 Low) | 10 (1 Low) *1 | 26/03/2025 09:00 |
| Crewe Coppenhall Timeseries Graph |
11 (1 Low) | 37 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Glazebury Timeseries Graph |
16 (1 Low) | 15 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Liverpool Speke Timeseries Graph |
18 (1 Low) | 13 (1 Low) | 1 (1 Low) | 7 (1 Low) | 14 (1 Low) *1 | 26/03/2025 09:00 |
| Liverpool Thirlmere Park Timeseries Graph |
37 (2 Low) | n/m | n/m | 6 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Manchester Piccadilly Timeseries Graph |
10 (1 Low) | 43 (1 Low) | 2 (1 Low) | 12 (2 Low) | 26 (2 Low) *2 | 26/03/2025 09:00 |
| Manchester Sharston Timeseries Graph |
20 (1 Low) | 33 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | n/m | 26/03/2025 09:00 |
| Preston Timeseries Graph |
29 (1 Low) | 35 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Salford Eccles Timeseries Graph |
31 (1 Low) | 38 (1 Low) | n/m | 10 (1 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| St Helens Linkway Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 26/03/2025 09:00 |
| Warrington Timeseries Graph |
n/m | 27 (1 Low) | n/m | 7 (1 Low) | 14 (1 Low) *1 | 26/03/2025 09:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Wigan Centre Timeseries Graph |
14 (1 Low) | 28 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Wirral Tranmere Timeseries Graph |
41 (2 Low) | 47 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 26/03/2025 09:00 |
Northern Ireland
| Latest measured levels based on data provided by the 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 | 22 (2 Low) *1 | 26/03/2025 09:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | n/a | n/a | n/m | n/m | 27/02/2025 08:00 |
| Belfast Centre Timeseries Graph |
19 (1 Low) | 44 (1 Low) | 1 (1 Low) | 8 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | 28 (2 Low) *1 | 26/03/2025 09:00 |
| Derry Rosemount Timeseries Graph |
57 (2 Low) | 8 (1 Low) | 2 (1 Low) | 4 (1 Low) | 10 (1 Low) *1 | 26/03/2025 09:00 |
| Lough Navar Timeseries Graph |
33 (1 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 26/03/2025 09:00 |
Scottish Borders
| Latest measured levels based on data provided by the 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 | 47 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Eskdalemuir Timeseries Graph |
30 (1 Low) | 0 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Peebles Timeseries Graph |
74 (3 Low) | 0 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
South East
| Latest measured levels based on data provided by the 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 |
25 (1 Low) | 3 (1 Low) | n/m | 21 (2 Low) | 26 (2 Low) *2 | 26/03/2025 09:00 |
| Chatham Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | 15 (2 Low) | 32 (2 Low) *1 | 26/03/2025 09:00 |
| Chilbolton Observatory Timeseries Graph |
53 (2 Low) | 8 (1 Low) | 1 (1 Low) | 8 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Eastbourne Timeseries Graph |
28 (1 Low) | 14 (1 Low) | n/m | 21 (2 Low) | 25 (2 Low) *2 | 26/03/2025 09:00 |
| Horley Timeseries Graph |
n/m | 3 (1 Low) | n/m | 14 (2 Low) | n/a | 26/03/2025 09:00 |
| Lullington Heath Timeseries Graph |
35 (2 Low) | 7 (1 Low) | 1 (1 Low) | 22 (2 Low) | 27 (2 Low) *2 | 26/03/2025 09:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 18 (2 Low) | 26 (2 Low) *2 | 26/03/2025 09:00 |
| Milton Keynes Civic Centre Timeseries Graph |
35 (2 Low) | n/m | n/m | n/a | n/a | 26/03/2025 09:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Oxford St Ebbes Timeseries Graph |
8 (1 Low) | 18 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Portsmouth Timeseries Graph |
32 (1 Low) | 22 (1 Low) | n/m | 10 (1 Low) | 17 (2 Low) *2 | 26/03/2025 09:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 16 (1 Low) | n/m | 11 (1 Low) | 20 (2 Low) *2 | 26/03/2025 09:00 |
| Reading London Road Timeseries Graph |
n/m | n/a | n/m | n/m | 18 (2 Low) *1 | 26/03/2025 09:00 |
| Reading New Town Timeseries Graph |
31 (1 Low) | 10 (1 Low) | n/m | 9 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | n/m | 26/03/2025 09:00 |
| Rochester Stoke Timeseries Graph |
48 (2 Low) | 16 (1 Low) | 2 (1 Low) | 16 (2 Low) | 20 (2 Low) *2 | 26/03/2025 09:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 12 (2 Low) | 27 (2 Low) *2 | 26/03/2025 09:00 |
| Southampton A33 Timeseries Graph |
n/m | 13 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Southampton Centre Timeseries Graph |
44 (2 Low) | 16 (1 Low) | 2 (1 Low) | 8 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Storrington Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 15 (2 Low) | 24 (2 Low) *2 | 26/03/2025 09:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | 21 (2 Low) | n/m | 26/03/2025 09:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 22 (2 Low) | 29 (2 Low) *2 | 26/03/2025 09:00 |
South Wales
| Latest measured levels based on data provided by the 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 |
n/a | n/a | n/a | n/a | n/a | 26/02/2025 15:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 26/03/2025 09:00 |
| Chepstow A48 Timeseries Graph |
n/m | n/a | n/m | 9 (1 Low) | 28 (2 Low) *1 | 26/03/2025 08:00 |
| Cwmbran Crownbridge Timeseries Graph |
47 (2 Low) | 10 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 25/03/2025 16:00 |
| Narberth Timeseries Graph |
68 (3 Low) | 3 (1 Low) | 4 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 26/03/2025 09:00 |
| Newport Timeseries Graph |
n/m | 20 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Port Talbot Margam Timeseries Graph |
34 (2 Low) | 21 (1 Low) | 2 (1 Low) | 6 (1 Low) | 15 (1 Low) *3 | 26/03/2025 09:00 |
| Swansea Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | 7 (1 Low) | 14 (1 Low) *1 | 26/03/2025 09:00 |
South West
| Latest measured levels based on data provided by the 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 | 6 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Bournemouth Timeseries Graph |
37 (2 Low) | 17 (1 Low) | n/m | 8 (1 Low) | n/m | 26/03/2025 09:00 |
| Bristol St Paul's Timeseries Graph |
43 (2 Low) | 23 (1 Low) | n/m | 9 (1 Low) | 17 (2 Low) *1 | 26/03/2025 09:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 36 (1 Low) | n/m | 8 (1 Low) | 17 (2 Low) *2 | 26/03/2025 09:00 |
| Charlton Mackrell Timeseries Graph |
25 (1 Low) | 7 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | 9 (1 Low) | n/m | 26/03/2025 09:00 |
| Exeter Roadside Timeseries Graph |
37 (2 Low) | 35 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Honiton Timeseries Graph |
11 (1 Low) | 23 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Plymouth Centre Timeseries Graph |
42 (2 Low) | 28 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 26/03/2025 08:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 13 (1 Low) *1 | 26/03/2025 09:00 |
| Swindon Walcot Timeseries Graph |
28 (1 Low) | 10 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Yarner Wood Timeseries Graph |
59 (2 Low) | 3 (1 Low) | n/m | 3 (1 Low) | 4 (1 Low) *2 | 26/03/2025 09:00 |
West Ireland
| Latest measured levels based on data provided by the 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 |
87 (3 Low) | n/m | n/m | n/m | n/m | 26/03/2025 09:00 |
West Midlands
| Latest measured levels based on data provided by the 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 |
28 (1 Low) | 53 (1 Low) | n/m | 7 (1 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| Birmingham Ladywood Timeseries Graph |
49 (2 Low) | 14 (1 Low) | 1 (1 Low) | 7 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
8 (1 Low) | 29 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 7 (1 Low) | n/m | 26/03/2025 09:00 |
| Coventry Allesley Timeseries Graph |
8 (1 Low) | 35 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 52 (1 Low) | n/m | 9 (1 Low) | 15 (1 Low) *2 | 26/03/2025 09:00 |
| Leamington Spa Timeseries Graph |
20 (1 Low) | 30 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Leominster Timeseries Graph |
56 (2 Low) | 14 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 44 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Stoke-on-Trent Centre Timeseries Graph |
39 (2 Low) | 25 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *2 | 26/03/2025 09:00 |
| Telford Hollinswood Timeseries Graph |
43 (2 Low) | 13 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 26/03/2025 09:00 |
| Walsall Woodlands Timeseries Graph |
39 (2 Low) | 19 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
| West Bromwich Kenrick Park Timeseries Graph |
42 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 26/03/2025 09:00 |
Yorkshire & Humberside
| Latest measured levels based on data provided by the 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 |
42 (2 Low) | 12 (1 Low) | 1 (1 Low) | 5 (1 Low) | 8 (1 Low) *2 | 26/03/2025 09:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | n/m | 26/03/2025 08:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 14 (1 Low) *2 | 26/03/2025 09:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
52 (2 Low) | 10 (1 Low) | n/m | 6 (1 Low) | 13 (1 Low) *2 | 26/03/2025 09:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 47 (1 Low) | n/m | 10 (1 Low) | n/m | 26/03/2025 09:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 29 (2 Low) *2 | 26/03/2025 09:00 |
| High Muffles Timeseries Graph |
38 (2 Low) | 4 (1 Low) | n/m | 6 (1 Low) | 7 (1 Low) *2 | 26/03/2025 09:00 |
| Hull Freetown Timeseries Graph |
15 (1 Low) | 27 (1 Low) | 2 (1 Low) | 9 (1 Low) | 14 (1 Low) *2 | 26/03/2025 09:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | 9 (1 Low) | 15 (1 Low) *2 | 26/03/2025 09:00 |
| Immingham Woodlands Avenue Timeseries Graph |
16 (1 Low) | 14 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 26/03/2025 09:00 |
| Leeds Centre Timeseries Graph |
42 (2 Low) | 26 (1 Low) | 2 (1 Low) | 6 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 20 (1 Low) | n/m | 9 (1 Low) | 19 (2 Low) *1 | 26/03/2025 09:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 11 (1 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 29 (1 Low) | 1 (1 Low) | n/m | 15 (1 Low) *1 | 26/03/2025 09:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 48 (1 Low) | n/m | 7 (1 Low) | n/m | 26/03/2025 09:00 |
| Sheffield Devonshire Green Timeseries Graph |
5 (1 Low) | 54 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 26/03/2025 09:00 |
| Sheffield Tinsley Timeseries Graph |
3 (1 Low) | 30 (1 Low) | n/m | 8 (1 Low) | 16 (1 Low) *2 | 26/03/2025 09:00 |
| York Bootham Timeseries Graph |
25 (1 Low) | 10 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *1 | 26/03/2025 09:00 |
| York Fishergate Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 21 (2 Low) *1 | 26/03/2025 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