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.
- PM10 data is from a FDMS PM10 instrument type unless specified
- View the legend
- Pollutant levels recorded for the hour up to 9pm Tue 20th Apr 2021
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 |
89 (3 Low) | n/m | n/m | 11 (1 Low) | 15 (1 Low) *2 | 20/04/2021 20:00:00 |
| Bush Estate Timeseries Graph |
96 (3 Low) | 10 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 15/04/2021 12:00:00 |
| Edinburgh St Leonards Timeseries Graph |
76 (3 Low) | 18 (1 Low) | 3 (1 Low) | 12 (2 Low) | 18 (2 Low) *2 | 20/04/2021 20:00:00 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 42 (1 Low) | n/m | 10 (1 Low) | 22 (2 Low) *2 | 20/04/2021 20:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Glasgow Townhead Timeseries Graph |
70 (3 Low) | 19 (1 Low) | n/m | 9 (1 Low) | 14 (1 Low) *2 | 20/04/2021 20:00:00 |
| Grangemouth Timeseries Graph |
n/m | 5 (1 Low) | 2 (1 Low) | 7 (1 Low) | 17 (2 Low) *1 | 20/04/2021 20:00:00 |
| Grangemouth Moray Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 01/04/2021 10:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | 10 (1 Low) | 27 (2 Low) *2 | 20/04/2021 21:00:00 |
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 |
n/m | 19 (1 Low) | n/m | 17 (2 Low) | 28 (2 Low) *2 | 20/04/2021 20:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 18 (2 Low) | 31 (2 Low) *2 | 20/04/2021 20:00:00 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Ladybower Timeseries Graph |
94 (3 Low) | 11 (1 Low) | 5 (1 Low) | n/m | n/m | 20/04/2021 20:00:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | n/m | 37 (3 Low) *1 | 20/04/2021 20:00:00 |
| Leicester University Timeseries Graph |
91 (3 Low) | 7 (1 Low) | n/m | 17 (2 Low) | 27 (2 Low) *2 | 20/04/2021 20:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Northampton Spring Park Timeseries Graph |
110 (4 Moderate) | 10 (1 Low) | n/m | 19 (2 Low) | n/m | 20/04/2021 20:00:00 |
| Nottingham Centre Timeseries Graph |
91 (3 Low) | 22 (1 Low) | n/a | 18 (2 Low) | 32 (2 Low) *2 | 20/04/2021 20:00:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | 28 (2 Low) *1 | 20/04/2021 20:00:00 |
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 | 20 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Cambridge Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 49 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Norwich Lakenfields Timeseries Graph |
90 (3 Low) | 8 (1 Low) | n/m | 17 (2 Low) | 22 (2 Low) *2 | 20/04/2021 20:00:00 |
| Sandy Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/a | n/a | 20/04/2021 21:00:00 |
| Sibton Timeseries Graph |
94 (3 Low) | n/m | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Southend-on-Sea Timeseries Graph |
82 (3 Low) | 30 (1 Low) | n/m | 24 (3 Low) | 30 (2 Low) *2 | 20/04/2021 20:00:00 |
| St Osyth Timeseries Graph |
40 (2 Low) | 34 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 62 (1 Low) | n/m | 22 (2 Low) | 34 (3 Low) *1 | 20/04/2021 21:00:00 |
| Thurrock Timeseries Graph |
96 (3 Low) | 18 (1 Low) | 2 (1 Low) | n/m | 33 (2 Low) *1 | 20/04/2021 20:00:00 |
| Weybourne Timeseries Graph |
80 (3 Low) | n/m | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Wicken Fen Timeseries Graph |
85 (3 Low) | 9 (1 Low) | 2 (1 Low) | n/m | n/m | 20/04/2021 20:00:00 |
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 | 73 (2 Low) | n/m | n/a | 40 (3 Low) | 20/04/2021 21:00:00 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 50 (3 Low) *1 | 20/04/2021 21:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | n/m | 20/04/2021 21:00:00 |
| London Bexley Timeseries Graph |
n/m | 41 (1 Low) | n/m | 27 (3 Low) | 40 (3 Low) *2 | 20/04/2021 21:00:00 |
| London Bloomsbury Timeseries Graph |
76 (3 Low) | 42 (1 Low) | 2 (1 Low) | 26 (3 Low) | 36 (3 Low) *1 | 20/04/2021 20:00:00 |
| London Eltham Timeseries Graph |
n/m | 34 (1 Low) | n/m | 21 (2 Low) | 31 (2 Low) *2 | 20/04/2021 21:00:00 |
| London Haringey Priory Park South Timeseries Graph |
n/a | 33 (1 Low) | n/m | n/m | n/m | 20/04/2021 21:00:00 |
| London Harlington Timeseries Graph |
84 (3 Low) | 44 (1 Low) | n/m | 22 (2 Low) | 35 (3 Low) *2 | 20/04/2021 21:00:00 |
| London Hillingdon Timeseries Graph |
78 (3 Low) | 50 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| London Honor Oak Park Timeseries Graph |
n/m | n/m | n/m | 25 (3 Low) | 38 (3 Low) *2 | 20/04/2021 21:00:00 |
| London Marylebone Road Timeseries Graph |
47 (2 Low) | 82 (2 Low) | 5 (1 Low) | 27 (3 Low) | 40 (3 Low) | 20/04/2021 21:00:00 |
| London N. Kensington Timeseries Graph |
85 (3 Low) | 40 (1 Low) | 2 (1 Low) | 23 (2 Low) | 35 (3 Low) *2 | 20/04/2021 21:00:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 23 (2 Low) | 32 (2 Low) *2 | 20/04/2021 20:00:00 |
| London Westminster Timeseries Graph |
n/m | n/a | n/m | 30 (3 Low) | n/m | 20/04/2021 20:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 51 (1 Low) | n/m | n/m | 50 (3 Low) *1 | 20/04/2021 21:00:00 |
| Tower Hamlets Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | n/m | n/m | 20/04/2021 21:00:00 |
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 |
78 (3 Low) | 3 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Inverness Timeseries Graph |
n/m | 15 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 20/04/2021 20:00:00 |
| Lerwick Timeseries Graph |
95 (3 Low) | n/m | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Strathvaich Timeseries Graph |
95 (3 Low) | n/m | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
| Billingham Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Middlesbrough Timeseries Graph |
59 (2 Low) | 23 (1 Low) | 9 (1 Low) | 20 (2 Low) | 38 (3 Low) *1 | 20/04/2021 20:00:00 |
| Newcastle Centre Timeseries Graph |
89 (3 Low) | 24 (1 Low) | n/m | 22 (2 Low) | 34 (3 Low) *1 | 20/04/2021 20:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | 36 (3 Low) *1 | 20/04/2021 20:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 23 (2 Low) | n/m | 20/04/2021 20:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 31 (1 Low) | n/m | 24 (3 Low) | 38 (3 Low) *1 | 20/04/2021 20:00:00 |
| Sunderland Silksworth Timeseries Graph |
83 (3 Low) | 15 (1 Low) | n/m | 25 (3 Low) | 35 (3 Low) *2 | 20/04/2021 20:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 17 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 Timeseries Graph |
79 (3 Low) | 7 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 20/04/2021 20:00:00 |
| Aberdeen Union Street Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 8 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
105 (4 Moderate) | 12 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Wrexham Timeseries Graph |
n/m | 20 (1 Low) | 4 (1 Low) | 23 (2 Low) | 35 (3 Low) *2 | 20/04/2021 20:00:00 |
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 | 18 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Blackpool Marton Timeseries Graph |
102 (4 Moderate) | 6 (1 Low) | n/m | 23 (2 Low) | 31 (2 Low) *2 | 20/04/2021 20:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | 42 (3 Low) *1 | 20/04/2021 20:00:00 |
| Carlisle Roadside Timeseries Graph |
n/m | 38 (1 Low) | n/m | 26 (3 Low) | 41 (3 Low) *1 | 20/04/2021 20:00:00 |
| Crewe Coppenhall Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Glazebury Timeseries Graph |
101 (4 Moderate) | 12 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Liverpool Speke Timeseries Graph |
n/m | n/m | n/m | n/m | n/m | - |
| Manchester Piccadilly Timeseries Graph |
87 (3 Low) | 27 (1 Low) | 7 (1 Low) | 23 (2 Low) | 42 (3 Low) *2 | 20/04/2021 20:00:00 |
| Manchester Sharston Timeseries Graph |
97 (3 Low) | 25 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Preston Timeseries Graph |
92 (3 Low) | 19 (1 Low) | n/m | 26 (3 Low) | 41 (3 Low) *2 | 20/04/2021 20:00:00 |
| Salford Eccles Timeseries Graph |
n/m | 36 (1 Low) | n/m | 27 (3 Low) | 45 (3 Low) *2 | 20/04/2021 20:00:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | 46 (3 Low) *1 | 20/04/2021 20:00:00 |
| Warrington Timeseries Graph |
n/m | 15 (1 Low) | n/m | 28 (3 Low) | 37 (3 Low) *1 | 20/04/2021 20:00:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Wigan Centre Timeseries Graph |
97 (3 Low) | 16 (1 Low) | n/m | 29 (3 Low) | 44 (3 Low) *2 | 20/04/2021 20:00:00 |
| Wirral Tranmere Timeseries Graph |
102 (4 Moderate) | 13 (1 Low) | n/m | 22 (2 Low) | 29 (2 Low) *2 | 20/04/2021 20:00:00 |
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 | 10 (1 Low) | n/m | n/m | 29 (2 Low) *1 | 20/04/2021 20:00:00 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 9 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 4 (1 Low) | 5 (1 Low) | n/m | n/m | 20/04/2021 20:00:00 |
| Belfast Centre Timeseries Graph |
53 (2 Low) | 8 (1 Low) | 5 (1 Low) | 17 (2 Low) | 25 (2 Low) *2 | 20/04/2021 20:00:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | 35 (3 Low) *1 | 20/04/2021 20:00:00 |
| Derry Rosemount Timeseries Graph |
81 (3 Low) | 5 (1 Low) | 10 (1 Low) | 10 (1 Low) | 17 (2 Low) *1 | 20/04/2021 20:00:00 |
| Lough Navar Timeseries Graph |
85 (3 Low) | n/m | n/m | 8 (1 Low) | 10 (1 Low) *2 | 20/04/2021 20:00:00 |
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 | 14 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Eskdalemuir Timeseries Graph |
116 (4 Moderate) | 5 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Peebles Timeseries Graph |
95 (3 Low) | 5 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
67 (3 Low) | 39 (1 Low) | n/m | 24 (3 Low) | n/m | 20/04/2021 20:00:00 |
| Canterbury Timeseries Graph |
78 (3 Low) | 37 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | 49 (1 Low) | n/m | 24 (3 Low) | 39 (3 Low) *1 | 20/04/2021 20:00:00 |
| Chilbolton Observatory Timeseries Graph |
102 (4 Moderate) | 5 (1 Low) | 5 (1 Low) | 14 (2 Low) | 24 (2 Low) *2 | 20/04/2021 20:00:00 |
| Eastbourne Timeseries Graph |
n/m | 50 (1 Low) | n/m | 21 (2 Low) | 28 (2 Low) *2 | 20/04/2021 21:00:00 |
| Horley Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 20/04/2021 09:00:00 |
| Lullington Heath Timeseries Graph |
86 (3 Low) | 18 (1 Low) | 10 (1 Low) | n/m | n/m | 20/04/2021 20:00:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 78 (2 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Oxford St Ebbes Timeseries Graph |
n/m | 14 (1 Low) | n/m | 14 (2 Low) | 22 (2 Low) *2 | 20/04/2021 20:00:00 |
| Portsmouth Timeseries Graph |
n/m | n/m | n/m | n/m | n/m | - |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | 32 (2 Low) *1 | 20/04/2021 20:00:00 |
| Reading London Road Timeseries Graph |
n/m | 47 (1 Low) | n/m | n/m | 30 (2 Low) *1 | 20/04/2021 20:00:00 |
| Reading New Town Timeseries Graph |
82 (3 Low) | 22 (1 Low) | n/m | 16 (2 Low) | 25 (2 Low) *1 | 20/04/2021 20:00:00 |
| Rochester Stoke Timeseries Graph |
70 (3 Low) | 36 (1 Low) | 7 (1 Low) | 26 (3 Low) | 30 (2 Low) *2 | 20/04/2021 20:00:00 |
| Southampton A33 Timeseries Graph |
n/m | 43 (1 Low) | n/m | n/m | 31 (2 Low) *1 | 20/04/2021 20:00:00 |
| Southampton Centre Timeseries Graph |
87 (3 Low) | 24 (1 Low) | 6 (1 Low) | 15 (2 Low) | 25 (2 Low) *2 | 20/04/2021 20:00:00 |
| Storrington Roadside Timeseries Graph |
n/m | n/a | n/m | n/m | n/m | 20/04/2021 15:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 67 (1 Low) | n/m | 17 (2 Low) | n/m | 20/04/2021 20:00:00 |
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 |
97 (3 Low) | 14 (1 Low) | 1 (1 Low) | 19 (2 Low) | 27 (2 Low) *1 | 20/04/2021 20:00:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | 38 (3 Low) *1 | 20/04/2021 20:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 36 (1 Low) | n/m | 20 (2 Low) | 29 (2 Low) *1 | 20/04/2021 20:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
102 (4 Moderate) | 8 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Hafod-yr-ynys Roadside Timeseries Graph |
n/m | 104 (2 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Narberth Timeseries Graph |
105 (4 Moderate) | 2 (1 Low) | 2 (1 Low) | 16 (2 Low) | 23 (2 Low) *2 | 20/04/2021 20:00:00 |
| Newport Timeseries Graph |
n/m | 16 (1 Low) | n/m | 15 (2 Low) | 26 (2 Low) *2 | 20/04/2021 20:00:00 |
| Port Talbot Margam Timeseries Graph |
87 (3 Low) | 22 (1 Low) | 2 (1 Low) | 20 (2 Low) | 46 (3 Low) *1 | 20/04/2021 20:00:00 |
| Swansea Roadside Timeseries Graph |
n/m | 9 (1 Low) | n/m | 21 (2 Low) | 35 (3 Low) *1 | 20/04/2021 20:00:00 |
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 | 12 (2 Low) | 23 (2 Low) *1 | 20/04/2021 20:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 42 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Bournemouth Timeseries Graph |
n/a | n/a | n/m | 22 (2 Low) | n/m | 20/04/2021 19:00:00 |
| Bristol St Paul's Timeseries Graph |
102 (4 Moderate) | 23 (1 Low) | n/m | 13 (2 Low) | 28 (2 Low) *1 | 20/04/2021 20:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | 33 (2 Low) *1 | 20/04/2021 20:00:00 |
| Charlton Mackrell Timeseries Graph |
112 (4 Moderate) | 7 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 28 (1 Low) | n/m | 19 (2 Low) | n/m | 20/04/2021 20:00:00 |
| Exeter Roadside Timeseries Graph |
90 (3 Low) | 29 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Honiton Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Plymouth Centre Timeseries Graph |
83 (3 Low) | 16 (1 Low) | n/m | 17 (2 Low) | 24 (2 Low) | 20/04/2021 20:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 20/04/2021 19:00:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 21 (2 Low) *1 | 20/04/2021 20:00:00 |
| Swindon Walcot Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Yarner Wood Timeseries Graph |
107 (4 Moderate) | 7 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
76 (3 Low) | n/m | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
88 (3 Low) | 29 (1 Low) | n/m | 24 (3 Low) | 42 (3 Low) *2 | 20/04/2021 20:00:00 |
| Birmingham Acocks Green Timeseries Graph |
110 (4 Moderate) | 28 (1 Low) | n/m | 21 (2 Low) | 33 (2 Low) *2 | 20/04/2021 20:00:00 |
| Birmingham Ladywood Timeseries Graph |
105 (4 Moderate) | 24 (1 Low) | n/a | 23 (2 Low) | 40 (3 Low) *2 | 20/04/2021 20:00:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Coventry Allesley Timeseries Graph |
104 (4 Moderate) | 11 (1 Low) | n/m | 21 (2 Low) | 35 (3 Low) *2 | 20/04/2021 20:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | n/m | 36 (3 Low) *1 | 20/04/2021 20:00:00 |
| Leamington Spa Timeseries Graph |
107 (4 Moderate) | 15 (1 Low) | n/m | 17 (2 Low) | 26 (2 Low) *2 | 20/04/2021 20:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 14 (1 Low) | n/m | 17 (2 Low) | 31 (2 Low) *2 | 20/04/2021 20:00:00 |
| Leominster Timeseries Graph |
113 (4 Moderate) | 15 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | 47 (3 Low) *1 | 20/04/2021 20:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
74 (3 Low) | 27 (1 Low) | n/m | 25 (3 Low) | 44 (3 Low) *2 | 20/04/2021 20:00:00 |
| Telford Hollinswood Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Walsall Woodlands Timeseries Graph |
103 (4 Moderate) | 24 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
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 |
101 (4 Moderate) | 19 (1 Low) | 7 (1 Low) | n/m | n/m | 20/04/2021 20:00:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 38 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Dewsbury Ashworth Grove Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| High Muffles Timeseries Graph |
99 (3 Low) | 8 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Hull Freetown Timeseries Graph |
88 (3 Low) | 14 (1 Low) | 6 (1 Low) | 23 (2 Low) | 35 (3 Low) *2 | 20/04/2021 20:00:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 30 (1 Low) | n/m | n/m | 30 (2 Low) *1 | 20/04/2021 20:00:00 |
| Immingham Woodlands Avenue Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | n/m | 20/04/2021 20:00:00 |
| Leeds Centre Timeseries Graph |
89 (3 Low) | 32 (1 Low) | 5 (1 Low) | 27 (3 Low) | 44 (3 Low) *2 | 20/04/2021 20:00:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | n/a | n/m | 28 (3 Low) | 47 (3 Low) *1 | 20/04/2021 20:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 9 (1 Low) | 13 (1 Low) | n/m | 57 (4 Moderate) *1 | 20/04/2021 20:00:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 86 (2 Low) | n/m | 26 (3 Low) | n/m | 20/04/2021 20:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
93 (3 Low) | 42 (1 Low) | n/m | 20 (2 Low) | 35 (3 Low) *2 | 20/04/2021 20:00:00 |
| Sheffield Tinsley Timeseries Graph |
n/m | 22 (1 Low) | n/m | n/m | n/m | 20/04/2021 19:00:00 |
| York Bootham Timeseries Graph |
n/m | 13 (1 Low) | n/m | 19 (2 Low) | 30 (2 Low) *1 | 20/04/2021 20:00:00 |
| York Fishergate Timeseries Graph |
n/m | 32 (1 Low) | n/m | 16 (2 Low) | 35 (3 Low) *1 | 20/04/2021 20:00:00 |
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