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 11pm Mon 16th Jun 2025
A
| 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 |
54 (2 Low) | 33 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 16/06/2025 09:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 41 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Armagh Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | n/m | 19 (2 Low) *1 | 16/06/2025 10:00:00 |
| Aston Hill Timeseries Graph |
67 (3 Low) | 1 (1 Low) | n/m | n/m | n/m | 16/06/2025 21:00:00 |
| Auchencorth Moss Timeseries Graph |
83 (3 Low) | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
B
| 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 |
| Ballymena Antrim Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | n/a | n/a | n/m | n/m | 26/02/2025 08:15:00 |
| Barnsley Gawber Timeseries Graph |
66 (2 Low) | 9 (1 Low) | 1 (1 Low) | 7 (1 Low) | 18 (2 Low) *2 | 16/06/2025 02:15:00 |
| Barnstaple A39 Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 02:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Belfast Centre Timeseries Graph |
60 (2 Low) | 32 (1 Low) | 1 (1 Low) | 10 (1 Low) | 15 (1 Low) *2 | 16/06/2025 08:30:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 50 (1 Low) | n/m | n/m | 21 (2 Low) *1 | 16/06/2025 12:00:00 |
| Birkenhead Borough Road Timeseries Graph |
n/m | 11 (1 Low) | n/m | 7 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Birmingham A4540 Roadside Timeseries Graph |
67 (3 Low) | 24 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
| Birmingham Hall Green Timeseries Graph |
86 (3 Low) | 8 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 23:00:00 |
| Birmingham Ladywood Timeseries Graph |
74 (3 Low) | 12 (1 Low) | 0 (1 Low) | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 11:15:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 16/06/2025 17:00:00 |
| Blackburn Audley Park Timeseries Graph |
72 (3 Low) | n/m | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Blackpool Marton Timeseries Graph |
83 (3 Low) | 6 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Borehamwood Meadow Park Timeseries Graph |
n/m | 11 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| Bournemouth Timeseries Graph |
69 (3 Low) | 7 (1 Low) | n/m | 8 (1 Low) | n/m | 16/06/2025 01:00:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | n/m | 16/06/2025 17:00:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 13 (1 Low) *2 | 16/06/2025 23:00:00 |
| Brighton Preston Park Timeseries Graph |
67 (3 Low) | 7 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 16/06/2025 01:00:00 |
| Bristol St Paul's Timeseries Graph |
64 (2 Low) | 8 (1 Low) | n/m | 7 (1 Low) | 14 (1 Low) *1 | 16/06/2025 01:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 16 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 06:00:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
79 (3 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 16/06/2025 07:00:00 |
| Bush Estate Timeseries Graph |
84 (3 Low) | n/a | n/m | n/m | n/m | 16/06/2025 22:00:00 |
C
| 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 |
| Cambridge Roadside Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 16/06/2025 18:00:00 |
| Camden Kerbside Timeseries Graph |
n/m | 39 (1 Low) | n/m | 10 (1 Low) | 17 (2 Low) *1 | 16/06/2025 01:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 5 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Cardiff Centre Timeseries Graph |
69 (3 Low) | 9 (1 Low) | 1 (1 Low) | 8 (1 Low) | 15 (1 Low) *1 | 16/06/2025 14:30:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 16/06/2025 22:00:00 |
| Carlisle Morton A595 Timeseries Graph |
n/m | 9 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *1 | 16/06/2025 23:00:00 |
| Charlton Mackrell Timeseries Graph |
73 (3 Low) | 3 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 01:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | 48 (1 Low) | n/m | 5 (1 Low) | 18 (2 Low) *1 | 16/06/2025 23:00:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 16/06/2025 01:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 33 (1 Low) | n/m | 6 (1 Low) | 14 (1 Low) *1 | 16/06/2025 01:00:00 |
| Chesterfield Loundsley Green Timeseries Graph |
80 (3 Low) | 6 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 10 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Chilbolton Observatory Timeseries Graph |
79 (3 Low) | 3 (1 Low) | 1 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 11:15:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 17 (1 Low) | n/m | 6 (1 Low) | n/m | 16/06/2025 01:00:00 |
| Coventry Allesley Timeseries Graph |
76 (3 Low) | 14 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 23:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| Crewe Coppenhall Timeseries Graph |
79 (3 Low) | 19 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
86 (3 Low) | 6 (1 Low) | n/m | n/m | n/m | 16/06/2025 23:00:00 |
D
| 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 |
| Derby St Alkmund's Way Timeseries Graph |
n/m | 27 (1 Low) | n/m | 6 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Derby Stockbrook Park Timeseries Graph |
74 (3 Low) | n/m | n/m | 5 (1 Low) | 11 (1 Low) *2 | 16/06/2025 20:00:00 |
| Derry Rosemount Timeseries Graph |
75 (3 Low) | 7 (1 Low) | 1 (1 Low) | 6 (1 Low) | 14 (1 Low) *1 | 16/06/2025 19:30:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
79 (3 Low) | 8 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 31 (1 Low) | n/m | 6 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Dumfries Timeseries Graph |
n/m | 32 (1 Low) | n/m | n/m | n/m | 16/06/2025 12:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 5 (1 Low) | n/m | n/m | n/m | 16/06/2025 17:00:00 |
E
| 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 |
| Ealing Horn Lane Timeseries Graph |
n/m | n/m | n/m | n/m | 48 (3 Low) *1 | 16/06/2025 23:00:00 |
| Eastbourne Timeseries Graph |
80 (3 Low) | 5 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Edinburgh St Leonards Timeseries Graph |
70 (3 Low) | 7 (1 Low) | 1 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 10:15:00 |
| Eskdalemuir Timeseries Graph |
77 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 16/06/2025 21:00:00 |
| Exeter Roadside Timeseries Graph |
56 (2 Low) | 20 (1 Low) | n/m | n/m | n/m | 16/06/2025 23:00:00 |
F
| 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 |
| Farnborough Cherrywood Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 01:00:00 |
| Fort William Timeseries Graph |
67 (3 Low) | 11 (1 Low) | n/m | n/m | n/m | 16/06/2025 02:00:00 |
G
| 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 |
| Glasgow Great Western Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 16/06/2025 08:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 19 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | n/m | 16/06/2025 07:00:00 |
| Glasgow Townhead Timeseries Graph |
81 (3 Low) | 18 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *2 | 16/06/2025 23:00:00 |
| Glazebury Timeseries Graph |
79 (3 Low) | 18 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| Grangemouth Timeseries Graph |
n/m | 12 (1 Low) | 2 (1 Low) | 6 (1 Low) | 10 (1 Low) *1 | 15/06/2025 24:30: |
| Grangemouth Moray Timeseries Graph |
n/m | 13 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 29 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 23:00:00 |
H
| 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 |
| Hafod-yr-ynys Hill Roadside Timeseries Graph |
n/m | 58 (1 Low) | n/m | n/m | n/m | 16/06/2025 21:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 16/06/2025 17:00:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
87 (3 Low) | 10 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 16/06/2025 23:00:00 |
| High Muffles Timeseries Graph |
66 (2 Low) | 2 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 23:00:00 |
| Honiton Timeseries Graph |
67 (3 Low) | 6 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| Horley Timeseries Graph |
n/m | 16 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 01:00:00 |
| Hull Freetown Timeseries Graph |
86 (3 Low) | 24 (1 Low) | 2 (1 Low) | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 22:30:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 29 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 16/06/2025 23:00:00 |
I
| 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 |
| Immingham Woodlands Avenue Timeseries Graph |
92 (3 Low) | 11 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Inverness Timeseries Graph |
n/m | 11 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 16/06/2025 01:00:00 |
K
| 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 |
| Kielder Water Timeseries Graph |
78 (3 Low) | n/m | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
L
| 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 |
| Ladybower Timeseries Graph |
86 (3 Low) | 4 (1 Low) | 3 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 19:45:00 |
| Leamington Spa Timeseries Graph |
84 (3 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 10 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
| Leeds Centre Timeseries Graph |
79 (3 Low) | 15 (1 Low) | 3 (1 Low) | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 22:15:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 16 (1 Low) | n/m | 8 (1 Low) | 13 (1 Low) *1 | 16/06/2025 23:00:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 26 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Leicester University Timeseries Graph |
90 (3 Low) | 15 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Leominster Timeseries Graph |
73 (3 Low) | 8 (1 Low) | n/m | n/m | n/m | 16/06/2025 22:00:00 |
| Lerwick Timeseries Graph |
85 (3 Low) | n/m | n/m | n/m | n/m | 16/06/2025 19:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 28 (1 Low) | n/m | n/m | n/m | 16/06/2025 18:00:00 |
| Liverpool Speke Timeseries Graph |
82 (3 Low) | 31 (1 Low) | 2 (1 Low) | 8 (1 Low) | 12 (1 Low) *1 | 16/06/2025 09:00:00 |
| Liverpool Thirlmere Park Timeseries Graph |
73 (3 Low) | n/m | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| London Bexley Timeseries Graph |
n/m | 20 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
| London Bloomsbury Timeseries Graph |
99 (3 Low) | 21 (1 Low) | 3 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 22:45:00 |
| London Farringdon Street Timeseries Graph |
n/m | 33 (1 Low) | n/m | 7 (1 Low) | n/m | 16/06/2025 01:00:00 |
| London Haringey Priory Park South Timeseries Graph |
98 (3 Low) | 12 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| London Harlington Timeseries Graph |
88 (3 Low) | 33 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 16/06/2025 21:00:00 |
| London Hillingdon Timeseries Graph |
70 (3 Low) | 52 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 16/06/2025 23:00:00 |
| London Honor Oak Park Timeseries Graph |
103 (4 Moderate) | n/m | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
| London Marylebone Road Timeseries Graph |
56 (2 Low) | 68 (2 Low) | 7 (1 Low) | 9 (1 Low) | 19 (2 Low) *1 | 16/06/2025 11:30:00 |
| London N. Kensington Timeseries Graph |
92 (3 Low) | 14 (1 Low) | 2 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 15/06/2025 15:15:00 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 16/06/2025 01:00:00 |
| London Westminster Timeseries Graph |
84 (3 Low) | 17 (1 Low) | n/m | 5 (1 Low) | n/m | 16/06/2025 04:00:00 |
| Lough Navar Timeseries Graph |
72 (3 Low) | n/m | n/m | 8 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Lullington Heath Timeseries Graph |
79 (3 Low) | 4 (1 Low) | 2 (1 Low) | 8 (1 Low) | 12 (1 Low) *2 | 16/06/2025 13:30:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | n/a | n/m | n/a | n/m | 13/06/2025 01:00:00 |
M
| 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 |
83 (3 Low) | n/m | n/m | n/m | n/m | 16/06/2025 10:00:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 13 (1 Low) *2 | 16/06/2025 03:00:00 |
| Manchester Piccadilly Timeseries Graph |
72 (3 Low) | 26 (1 Low) | 21 (1 Low) | 8 (1 Low) | 20 (2 Low) *2 | 16/06/2025 20:45:00 |
| Manchester Sharston Timeseries Graph |
63 (2 Low) | 24 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Middlesbrough Timeseries Graph |
86 (3 Low) | 5 (1 Low) | 1 (1 Low) | 4 (1 Low) | 10 (1 Low) *1 | 16/06/2025 17:30:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Milton Keynes Civic Centre Timeseries Graph |
88 (3 Low) | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
N
| 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 |
| Narberth Timeseries Graph |
71 (3 Low) | 6 (1 Low) | 1 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 11:15:00 |
| Newcastle Centre Timeseries Graph |
87 (3 Low) | 27 (1 Low) | n/m | 9 (1 Low) | 13 (1 Low) *1 | 16/06/2025 21:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 73 (2 Low) | n/m | 8 (1 Low) | 12 (1 Low) *2 | 16/06/2025 23:00:00 |
| Newport Timeseries Graph |
n/m | n/a | n/m | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 23:00:00 |
| Northampton Spring Park Timeseries Graph |
78 (3 Low) | 9 (1 Low) | n/m | 8 (1 Low) | n/m | 15/06/2025 01:00:00 |
| Norwich Lakenfields Timeseries Graph |
78 (3 Low) | 16 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 20:00:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
86 (3 Low) | 15 (1 Low) | 2 (1 Low) | 6 (1 Low) | 10 (1 Low) *2 | 15/06/2025 24:15: |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 31 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
O
| 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 |
| Oldbury Birmingham Road Timeseries Graph |
n/m | 32 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 23:00:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | n/m | 16/06/2025 19:00:00 |
| Oxford St Ebbes Timeseries Graph |
79 (3 Low) | 20 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
P
| 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 |
| Peebles Timeseries Graph |
86 (3 Low) | 2 (1 Low) | n/m | n/m | n/m | 16/06/2025 23:00:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 11 (1 Low) | n/m | n/m | n/m | 16/06/2025 15:00:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 23:00:00 |
| Plymouth Centre Timeseries Graph |
67 (3 Low) | 23 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 01:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 18 (1 Low) | n/m | n/m | n/m | 16/06/2025 22:00:00 |
| Port Talbot Margam Timeseries Graph |
76 (3 Low) | 16 (1 Low) | 2 (1 Low) | 7 (1 Low) | 15 (1 Low) *3 | 15/06/2025 23:15:00 |
| Portsmouth Timeseries Graph |
69 (3 Low) | 14 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 01:00:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 26 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *2 | 16/06/2025 01:00:00 |
| Preston Timeseries Graph |
71 (3 Low) | 13 (1 Low) | n/m | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
R
| 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 |
| Reading London Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | 15 (1 Low) *1 | 16/06/2025 08:00:00 |
| Reading New Town Timeseries Graph |
74 (3 Low) | 10 (1 Low) | n/m | 6 (1 Low) | 8 (1 Low) *2 | 16/06/2025 01:00:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 16/06/2025 01:00:00 |
| Rochester Stoke Timeseries Graph |
93 (3 Low) | 26 (1 Low) | 2 (1 Low) | 7 (1 Low) | 10 (1 Low) *2 | 16/06/2025 09:45:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
S
| 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 |
| Salford Eccles Timeseries Graph |
78 (3 Low) | 19 (1 Low) | n/m | 9 (1 Low) | 15 (1 Low) *2 | 16/06/2025 23:00:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 11 (1 Low) *1 | 16/06/2025 05:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 9 (1 Low) | 1 (1 Low) | 8 (1 Low) | 12 (1 Low) *1 | 16/06/2025 07:45:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 39 (1 Low) | n/m | n/m | n/m | 16/06/2025 09:00:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 33 (1 Low) | n/m | 6 (1 Low) | n/m | 16/06/2025 21:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
79 (3 Low) | n/a | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Sheffield Tinsley Timeseries Graph |
69 (3 Low) | 25 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Sibton Timeseries Graph |
90 (3 Low) | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 23:00:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 13 (1 Low) *2 | 16/06/2025 01:00:00 |
| Southampton A33 Timeseries Graph |
n/m | 29 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
| Southampton Centre Timeseries Graph |
63 (2 Low) | 29 (1 Low) | 2 (1 Low) | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 05:45:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
| Southend-on-Sea Timeseries Graph |
n/a | n/a | n/m | n/a | n/a | 08/06/2025 15:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 31 (1 Low) | n/m | n/m | 16 (1 Low) *1 | 16/06/2025 10:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 16/06/2025 18:00:00 |
| St Osyth Timeseries Graph |
89 (3 Low) | 14 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 16/06/2025 01:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 35 (1 Low) | n/m | 9 (1 Low) | 11 (1 Low) *1 | 16/06/2025 01:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 7 (1 Low) | n/m | n/a | n/m | 16/06/2025 01:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 6 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) *1 | 16/06/2025 23:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 50 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
69 (3 Low) | 14 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 23:00:00 |
| Storrington Roadside Timeseries Graph |
n/m | 23 (1 Low) | n/m | 7 (1 Low) | 11 (1 Low) *2 | 16/06/2025 01:00:00 |
| Strathvaich Timeseries Graph |
83 (3 Low) | n/m | n/m | n/m | n/m | 16/06/2025 13:00:00 |
| Sunderland Silksworth Timeseries Graph |
83 (3 Low) | 8 (1 Low) | n/m | 8 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 12 (1 Low) | n/m | 8 (1 Low) | n/m | 16/06/2025 23:00:00 |
| Swansea Roadside Timeseries Graph |
n/m | 17 (1 Low) | n/m | 8 (1 Low) | 15 (1 Low) *1 | 16/06/2025 20:00:00 |
| Swindon Walcot Timeseries Graph |
75 (3 Low) | 15 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *2 | 16/06/2025 01:00:00 |
T
| 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 |
| Tallington Timeseries Graph |
95 (3 Low) | n/m | n/m | 4 (1 Low) | 7 (1 Low) *2 | 16/06/2025 23:00:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 16/06/2025 02:00:00 |
| Telford Hollinswood Timeseries Graph |
73 (3 Low) | 10 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 16/06/2025 23:00:00 |
| Thurrock Timeseries Graph |
97 (3 Low) | 47 (1 Low) | 3 (1 Low) | 6 (1 Low) | 11 (1 Low) *2 | 16/06/2025 06:15:00 |
| Toft Newton Timeseries Graph |
102 (4 Moderate) | 6 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 23:00:00 |
W
| 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 |
| Walsall Woodlands Timeseries Graph |
78 (3 Low) | 13 (1 Low) | n/m | n/m | n/m | 16/06/2025 21:00:00 |
| Warrington Timeseries Graph |
n/m | 10 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *1 | 16/06/2025 23:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
72 (3 Low) | 30 (1 Low) | n/m | n/m | n/m | 16/06/2025 23:00:00 |
| Weybourne Timeseries Graph |
81 (3 Low) | n/m | n/m | 5 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
| Wicken Fen Timeseries Graph |
n/a | 5 (1 Low) | 6 (1 Low) | n/a | n/a | 16/06/2025 19:15:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 36 (1 Low) | n/m | n/m | n/m | 16/06/2025 17:00:00 |
| Wigan Centre Timeseries Graph |
76 (3 Low) | 13 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 16/06/2025 23:00:00 |
| Wirral Tranmere Timeseries Graph |
75 (3 Low) | 7 (1 Low) | n/m | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 23:00:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 8 (1 Low) *2 | 16/06/2025 23:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 22 (1 Low) | n/m | 11 (1 Low) | n/m | 16/06/2025 03:00:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 9 (1 Low) | 14 (1 Low) *2 | 16/06/2025 01:00:00 |
| Wrexham Timeseries Graph |
n/m | 22 (1 Low) | 3 (1 Low) | 6 (1 Low) | 9 (1 Low) *2 | 16/06/2025 09:45:00 |
Y
| 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 |
| Yarner Wood Timeseries Graph |
65 (2 Low) | 3 (1 Low) | n/m | 5 (1 Low) | 7 (1 Low) *2 | 16/06/2025 01:00:00 |
| York Bootham Timeseries Graph |
79 (3 Low) | 15 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) *1 | 16/06/2025 23:00:00 |
| York Fishergate Timeseries Graph |
n/m | 24 (1 Low) | n/m | 6 (1 Low) | 21 (2 Low) *1 | 16/06/2025 23:00:00 |
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