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.
- PM10 data is from a FDMS PM10 instrument type unless specified
- View the legend
- Maximum pollutant levels displayed on UK-AIR for the 24 hour period up to midday Sat 31st Jul 2021
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 |
70 (3 Low) | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 31/07/2021 10:00:00 |
| Bush Estate Timeseries Graph |
75 (3 Low) | 12 (1 Low) | n/m | n/m | n/m | 30/07/2021 21:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 30/07/2021 16:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | n/m | 31/07/2021 10:00:00 |
| Edinburgh St Leonards Timeseries Graph |
66 (2 Low) | 24 (1 Low) | 4 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 11:30:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 30/07/2021 23:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 68 (2 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 31/07/2021 06:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 55 (1 Low) | n/m | n/m | n/m | 30/07/2021 14:00:00 |
| Glasgow Townhead Timeseries Graph |
53 (2 Low) | 24 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 31/07/2021 08:00:00 |
| Grangemouth Timeseries Graph |
n/m | 14 (1 Low) | 7 (1 Low) | 1 (1 Low) | 5 (1 Low) *1 | 31/07/2021 02:45:00 |
| Grangemouth Moray Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 30/07/2021 14:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 56 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 06:00:00 |
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 |
n/m | 16 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 30/07/2021 15:00:00 |
| Ladybower Timeseries Graph |
62 (2 Low) | 8 (1 Low) | 2 (1 Low) | n/m | n/m | 30/07/2021 13:30:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 41 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 30/07/2021 15:00:00 |
| Leicester University Timeseries Graph |
37 (2 Low) | 26 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 31/07/2021 01:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 30/07/2021 16:00:00 |
| Northampton Spring Park Timeseries Graph |
n/a | n/a | n/m | 9 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Nottingham Centre Timeseries Graph |
35 (2 Low) | 33 (1 Low) | 9 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 30/07/2021 19:15:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 30/07/2021 14:00:00 |
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 | 10 (1 Low) | n/m | n/m | n/m | 30/07/2021 20:00:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 30/07/2021 16:00:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 31/07/2021 12:00:00 |
| Norwich Lakenfields Timeseries Graph |
52 (2 Low) | 7 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 31/07/2021 01:00:00 |
| Sandy Roadside Timeseries Graph |
n/m | 23 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *1 | 31/07/2021 07:00:00 |
| Sibton Timeseries Graph |
56 (2 Low) | n/m | n/m | n/m | n/m | 30/07/2021 19:00:00 |
| Southend-on-Sea Timeseries Graph |
50 (2 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 31/07/2021 01:00:00 |
| St Osyth Timeseries Graph |
57 (2 Low) | 7 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *1 | 31/07/2021 12:00:00 |
| Thurrock Timeseries Graph |
n/a | n/a | n/a | n/m | 13 (1 Low) *1 | 21/07/2021 13:15:00 |
| Weybourne Timeseries Graph |
59 (2 Low) | n/m | n/m | n/m | n/m | 31/07/2021 01:00:00 |
| Wicken Fen Timeseries Graph |
52 (2 Low) | 7 (1 Low) | 5 (1 Low) | n/m | n/m | 30/07/2021 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 | 24 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) | 31/07/2021 01:00:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | n/a | 19/07/2021 12:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 30/07/2021 13:00:00 |
| London Bexley Timeseries Graph |
n/m | 13 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 31/07/2021 01:00:00 |
| London Bloomsbury Timeseries Graph |
42 (2 Low) | 35 (1 Low) | 2 (1 Low) | 7 (1 Low) | 14 (1 Low) *1 | 30/07/2021 13:00:00 |
| London Eltham Timeseries Graph |
38 (2 Low) | 13 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| London Haringey Priory Park South Timeseries Graph |
n/a | 11 (1 Low) | n/m | n/m | n/m | 28/07/2021 10:00:00 |
| London Harlington Timeseries Graph |
49 (2 Low) | 14 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 31/07/2021 10:00:00 |
| London Hillingdon Timeseries Graph |
49 (2 Low) | 17 (1 Low) | n/m | n/m | n/m | 30/07/2021 24:00: |
| London Honor Oak Park Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 31/07/2021 01:00:00 |
| London Marylebone Road Timeseries Graph |
17 (1 Low) | 47 (1 Low) | 7 (1 Low) | 6 (1 Low) | 8 (1 Low) | 31/07/2021 09:15:00 |
| London N. Kensington Timeseries Graph |
54 (2 Low) | 12 (1 Low) | n/a | 4 (1 Low) | 9 (1 Low) *2 | 12/07/2021 22:15:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 31/07/2021 10:00:00 |
| London Westminster Timeseries Graph |
n/m | 16 (1 Low) | n/m | 3 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | 14 (1 Low) *1 | 31/07/2021 10:00:00 |
| Tower Hamlets Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 30/07/2021 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 |
55 (2 Low) | 8 (1 Low) | n/m | n/m | n/m | 30/07/2021 21:00:00 |
| Inverness Timeseries Graph |
n/m | 28 (1 Low) | n/m | 3 (1 Low) | 5 (1 Low) *2 | 31/07/2021 12:00:00 |
| Lerwick Timeseries Graph |
62 (2 Low) | n/m | n/m | n/m | n/m | 30/07/2021 23:00:00 |
| Strathvaich Timeseries Graph |
71 (3 Low) | n/m | n/m | n/m | n/m | 30/07/2021 16:00:00 |
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 |
| Billingham Timeseries Graph |
n/m | 9 (1 Low) | n/m | n/m | n/m | 31/07/2021 08:00:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 30/07/2021 21:00:00 |
| Middlesbrough Timeseries Graph |
55 (2 Low) | 13 (1 Low) | 7 (1 Low) | 4 (1 Low) | 13 (1 Low) *1 | 30/07/2021 15:15:00 |
| Newcastle Centre Timeseries Graph |
46 (2 Low) | 39 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *1 | 31/07/2021 12:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | 7 (1 Low) *1 | 30/07/2021 14:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 42 (1 Low) | n/m | 8 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 25 (1 Low) | n/m | 9 (1 Low) | 16 (1 Low) *1 | 31/07/2021 12:00:00 |
| Sunderland Silksworth Timeseries Graph |
56 (2 Low) | 26 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 31/07/2021 08:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 31/07/2021 01:00:00 |
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 Timeseries Graph |
61 (2 Low) | 31 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 10:00:00 |
| Aberdeen Union Street Roadside Timeseries Graph |
n/m | 86 (2 Low) | n/m | n/m | n/m | 30/07/2021 20:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 71 (2 Low) | n/m | n/m | n/m | 30/07/2021 17:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 8 (1 Low) | n/m | n/m | n/m | 30/07/2021 23:00:00 |
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 |
71 (3 Low) | 9 (1 Low) | n/m | n/m | n/m | 31/07/2021 04:00:00 |
| Wrexham Timeseries Graph |
n/m | 21 (1 Low) | 2 (1 Low) | 5 (1 Low) | 7 (1 Low) *2 | 31/07/2021 11:15:00 |
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 | 19 (1 Low) | n/m | n/m | n/m | 30/07/2021 13:00:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 30/07/2021 19:00:00 |
| Blackpool Marton Timeseries Graph |
68 (3 Low) | 5 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | 8 (1 Low) *1 | 30/07/2021 13:00:00 |
| Crewe Coppenhall Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 30/07/2021 22:00:00 |
| Glazebury Timeseries Graph |
55 (2 Low) | 10 (1 Low) | n/m | n/m | n/m | 30/07/2021 24:00: |
| Liverpool Speke Timeseries Graph |
n/m | n/m | n/m | n/m | n/m | - |
| Manchester Piccadilly Timeseries Graph |
37 (2 Low) | 33 (1 Low) | 3 (1 Low) | 7 (1 Low) | 21 (2 Low) *2 | 30/07/2021 12:15:00 |
| Manchester Sharston Timeseries Graph |
53 (2 Low) | 20 (1 Low) | n/m | n/m | n/m | 31/07/2021 02:00:00 |
| Preston Timeseries Graph |
46 (2 Low) | 34 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 02:00:00 |
| Salford Eccles Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 31/07/2021 01:00:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 30/07/2021 20:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 30/07/2021 17:00:00 |
| Warrington Timeseries Graph |
n/m | 14 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *1 | 31/07/2021 02:00:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Wigan Centre Timeseries Graph |
54 (2 Low) | 8 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| Wirral Tranmere Timeseries Graph |
62 (2 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
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 | 27 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 31/07/2021 12:00:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 4 (1 Low) | 7 (1 Low) | n/m | n/m | 31/07/2021 02:45:00 |
| Belfast Centre Timeseries Graph |
61 (2 Low) | 16 (1 Low) | 2 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:15:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 63 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 30/07/2021 14:00:00 |
| Derry Rosemount Timeseries Graph |
64 (2 Low) | 4 (1 Low) | 3 (1 Low) | 9 (1 Low) | 15 (1 Low) *1 | 31/07/2021 02:30:00 |
| Lough Navar Timeseries Graph |
64 (2 Low) | n/m | n/m | 2 (1 Low) | 4 (1 Low) *2 | 31/07/2021 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 | 66 (1 Low) | n/m | n/m | n/m | 30/07/2021 14:00:00 |
| Eskdalemuir Timeseries Graph |
n/a | n/a | n/m | n/m | n/m | 16/07/2021 13:00:00 |
| Peebles Timeseries Graph |
60 (2 Low) | 7 (1 Low) | n/m | n/m | n/m | 30/07/2021 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 |
| Brighton Preston Park Timeseries Graph |
54 (2 Low) | 13 (1 Low) | n/m | n/a | n/m | 23/07/2021 01:00:00 |
| Canterbury Timeseries Graph |
60 (2 Low) | 7 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | 21 (1 Low) | n/m | 5 (1 Low) | 15 (1 Low) *1 | 31/07/2021 01:00:00 |
| Chilbolton Observatory Timeseries Graph |
48 (2 Low) | 4 (1 Low) | 5 (1 Low) | 4 (1 Low) | 9 (1 Low) *2 | 30/07/2021 12:15:00 |
| Eastbourne Timeseries Graph |
n/m | 14 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *2 | 30/07/2021 11:00:00 |
| Horley Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 31/07/2021 06:00:00 |
| Lullington Heath Timeseries Graph |
62 (2 Low) | 8 (1 Low) | 5 (1 Low) | n/m | n/m | 31/07/2021 07:45:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | n/m | 30/07/2021 13:00:00 |
| Oxford St Ebbes Timeseries Graph |
n/m | 7 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
| Portsmouth Timeseries Graph |
77 (3 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 31/07/2021 01:00:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 31/07/2021 11:00:00 |
| Reading London Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 30/07/2021 22:00:00 |
| Reading New Town Timeseries Graph |
48 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *1 | 31/07/2021 01:00:00 |
| Rochester Stoke Timeseries Graph |
53 (2 Low) | 9 (1 Low) | 2 (1 Low) | 6 (1 Low) | 11 (1 Low) *2 | 31/07/2021 02:45:00 |
| Southampton A33 Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 31/07/2021 12:00:00 |
| Southampton Centre Timeseries Graph |
48 (2 Low) | 64 (1 Low) | 2 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 30/07/2021 23:30:00 |
| Storrington Roadside Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/a | n/m | 28/07/2021 09:00:00 |
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 |
54 (2 Low) | 14 (1 Low) | n/a | 5 (1 Low) | 9 (1 Low) *1 | 26/07/2021 13:00:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 30/07/2021 22:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 36 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *1 | 31/07/2021 07:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
66 (2 Low) | 3 (1 Low) | n/m | n/m | n/m | 30/07/2021 24:00: |
| Hafod-yr-ynys Roadside Timeseries Graph |
n/m | 57 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Narberth Timeseries Graph |
50 (2 Low) | 2 (1 Low) | 3 (1 Low) | 3 (1 Low) | 7 (1 Low) *2 | 31/07/2021 09:45:00 |
| Newport Timeseries Graph |
n/m | 10 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 31/07/2021 01:00:00 |
| Port Talbot Margam Timeseries Graph |
58 (2 Low) | 19 (1 Low) | 1 (1 Low) | 3 (1 Low) | 11 (1 Low) *1 | 31/07/2021 02:30:00 |
| Swansea Roadside Timeseries Graph |
n/m | 14 (1 Low) | n/m | 6 (1 Low) | 7 (1 Low) *1 | 31/07/2021 12:00:00 |
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 | 7 (1 Low) | 13 (1 Low) *1 | 31/07/2021 06:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Bournemouth Timeseries Graph |
72 (3 Low) | 2 (1 Low) | n/m | 9 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Bristol St Paul's Timeseries Graph |
63 (2 Low) | 13 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *1 | 31/07/2021 10:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | 22 (2 Low) *1 | 30/07/2021 18:00:00 |
| Charlton Mackrell Timeseries Graph |
104 (4 Moderate) | 5 (1 Low) | n/m | n/m | n/m | 30/07/2021 22:00:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 54 (1 Low) | n/m | 7 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Exeter Roadside Timeseries Graph |
45 (2 Low) | 15 (1 Low) | n/m | n/m | n/m | 31/07/2021 03:00:00 |
| Honiton Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 30/07/2021 22:00:00 |
| Plymouth Centre Timeseries Graph |
55 (2 Low) | 5 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 31/07/2021 01:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 10 (1 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 13 (1 Low) *1 | 31/07/2021 01:00:00 |
| Swindon Walcot Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 31/07/2021 03:00:00 |
| Yarner Wood Timeseries Graph |
60 (2 Low) | 1 (1 Low) | n/m | n/m | n/m | 30/07/2021 19:00:00 |
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 |
63 (2 Low) | n/m | n/m | n/m | n/m | 30/07/2021 17:00:00 |
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 |
36 (2 Low) | 44 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:00:00 |
| Birmingham Acocks Green Timeseries Graph |
57 (2 Low) | 14 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
| Birmingham Ladywood Timeseries Graph |
54 (2 Low) | 18 (1 Low) | 2 (1 Low) | 5 (1 Low) | 8 (1 Low) *2 | 31/07/2021 01:45:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
n/m | 14 (1 Low) | n/m | n/m | n/m | 30/07/2021 13:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 30/07/2021 15:00:00 |
| Coventry Allesley Timeseries Graph |
51 (2 Low) | 16 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | 12 (1 Low) *1 | 30/07/2021 19:00:00 |
| Leamington Spa Timeseries Graph |
46 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 12 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 31/07/2021 01:00:00 |
| Leominster Timeseries Graph |
67 (3 Low) | 7 (1 Low) | n/m | n/m | n/m | 30/07/2021 24:00: |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 30/07/2021 22:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 31/07/2021 11:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
49 (2 Low) | 38 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 31/07/2021 08:00:00 |
| Telford Hollinswood Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 30/07/2021 15:00:00 |
| Walsall Woodlands Timeseries Graph |
53 (2 Low) | 12 (1 Low) | n/m | n/m | n/m | 31/07/2021 03:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | n/m | 31/07/2021 09:00:00 |
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 |
53 (2 Low) | 17 (1 Low) | 3 (1 Low) | n/m | n/m | 31/07/2021 11:00:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 95 (2 Low) | n/m | n/m | n/m | 30/07/2021 18:00:00 |
| Dewsbury Ashworth Grove Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 30/07/2021 20:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 30/07/2021 16:00:00 |
| High Muffles Timeseries Graph |
69 (3 Low) | 5 (1 Low) | n/m | n/m | n/m | 31/07/2021 01:00:00 |
| Hull Freetown Timeseries Graph |
51 (2 Low) | 15 (1 Low) | 3 (1 Low) | 7 (1 Low) | 14 (1 Low) *2 | 31/07/2021 02:30:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/a | 31/07/2021 12:00:00 |
| Immingham Woodlands Avenue Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 30/07/2021 17:00:00 |
| Leeds Centre Timeseries Graph |
41 (2 Low) | 46 (1 Low) | 2 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 30/07/2021 17:45:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 37 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) *1 | 31/07/2021 08:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 25 (1 Low) | 3 (1 Low) | n/m | n/a | 30/07/2021 12:15:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 38 (1 Low) | n/m | 11 (1 Low) | n/m | 31/07/2021 01:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
55 (2 Low) | 28 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 31/07/2021 01:00:00 |
| Sheffield Tinsley Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 30/07/2021 21:00:00 |
| York Bootham Timeseries Graph |
n/m | n/a | n/m | n/a | n/a | 29/07/2021 01:00:00 |
| York Fishergate Timeseries Graph |
n/m | 42 (1 Low) | n/m | 6 (1 Low) | 16 (1 Low) *1 | 31/07/2021 01:00:00 |
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