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 5am Thu 3rd Jul 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 |
55 (2 Low) | 33 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 01:00:00 |
| Aberdeen Wellington Road Timeseries Graph |
n/m | 62 (1 Low) | n/m | n/m | n/m | 02/07/2025 17:00:00 |
| Armagh Roadside Timeseries Graph |
n/m | 34 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 02/07/2025 07:00:00 |
| Aston Hill Timeseries Graph |
77 (3 Low) | 3 (1 Low) | n/m | n/m | n/m | 02/07/2025 22:00:00 |
| Auchencorth Moss Timeseries Graph |
64 (2 Low) | n/m | n/m | 2 (1 Low) | 3 (1 Low) *2 | 03/07/2025 04:00:00 |
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 | 26 (1 Low) | n/m | n/m | n/m | 02/07/2025 08:00:00 |
| Ballymena Ballykeel Timeseries Graph |
n/m | 17 (1 Low) | 2 (1 Low) | n/m | n/m | 02/07/2025 15:45:00 |
| Barnsley Gawber Timeseries Graph |
60 (2 Low) | 12 (1 Low) | 1 (1 Low) | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 02:15:00 |
| Barnstaple A39 Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Bath A4 Roadside Timeseries Graph |
n/m | 44 (1 Low) | n/m | n/m | n/m | 02/07/2025 18:00:00 |
| Belfast Centre Timeseries Graph |
43 (2 Low) | 48 (1 Low) | 7 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 02/07/2025 23:30:00 |
| Belfast Stockman's Lane Timeseries Graph |
n/m | 61 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 02/07/2025 08:00:00 |
| Birkenhead Borough Road Timeseries Graph |
n/m | 10 (1 Low) | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Birmingham A4540 Roadside Timeseries Graph |
65 (2 Low) | 38 (1 Low) | n/m | 5 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Birmingham Hall Green Timeseries Graph |
79 (3 Low) | 16 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Birmingham Ladywood Timeseries Graph |
64 (2 Low) | 24 (1 Low) | 2 (1 Low) | 5 (1 Low) | 11 (1 Low) *2 | 02/07/2025 02:45:00 |
| Blackburn Accrington Road Timeseries Graph |
n/m | 21 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Blackburn Audley Park Timeseries Graph |
65 (2 Low) | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 03:00:00 |
| Blackpool Marton Timeseries Graph |
74 (3 Low) | 6 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Blackpool Whitegate Drive Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Borehamwood Meadow Park Timeseries Graph |
n/m | 13 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Bournemouth Timeseries Graph |
83 (3 Low) | 8 (1 Low) | n/m | 6 (1 Low) | n/m | 03/07/2025 05:00:00 |
| Bradford Mayo Avenue Timeseries Graph |
n/m | 47 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Bradford Shipley Airedale Road Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
| Brighton Preston Park Timeseries Graph |
68 (3 Low) | 16 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| Bristol St Paul's Timeseries Graph |
73 (3 Low) | 45 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *1 | 03/07/2025 03:00:00 |
| Bristol Temple Way Timeseries Graph |
n/m | 42 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Burton-on-Trent Horninglow Timeseries Graph |
79 (3 Low) | 12 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Bury Whitefield Roadside Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | 13 (1 Low) *1 | 02/07/2025 09:00:00 |
| Bush Estate Timeseries Graph |
61 (2 Low) | 18 (1 Low) | n/m | n/m | n/m | 02/07/2025 20:00:00 |
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 | 34 (1 Low) | n/m | n/m | n/m | 02/07/2025 07:00:00 |
| Camden Kerbside Timeseries Graph |
n/m | 53 (1 Low) | n/m | 9 (1 Low) | 22 (2 Low) *1 | 03/07/2025 01:00:00 |
| Cannock A5190 Roadside Timeseries Graph |
n/m | 18 (1 Low) | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Cardiff Centre Timeseries Graph |
72 (3 Low) | 18 (1 Low) | 2 (1 Low) | 5 (1 Low) | 10 (1 Low) *1 | 02/07/2025 16:15:00 |
| Cardiff Newport Road Timeseries Graph |
n/m | 19 (1 Low) | n/m | n/m | 11 (1 Low) *1 | 02/07/2025 24:00: |
| Carlisle Morton A595 Timeseries Graph |
n/m | 10 (1 Low) | n/m | 4 (1 Low) | 6 (1 Low) *1 | 03/07/2025 02:00:00 |
| Charlton Mackrell Timeseries Graph |
81 (3 Low) | 10 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 04:00:00 |
| Chatham Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 5 (1 Low) | 21 (2 Low) *1 | 03/07/2025 01:00:00 |
| Cheltenham A40 Gloucester Road Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Chepstow A48 Timeseries Graph |
n/m | 22 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *1 | 03/07/2025 01:00:00 |
| Chesterfield Loundsley Green Timeseries Graph |
79 (3 Low) | 9 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
| Chesterfield Roadside Timeseries Graph |
n/m | 12 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Chilbolton Observatory Timeseries Graph |
84 (3 Low) | 5 (1 Low) | 2 (1 Low) | 5 (1 Low) | 9 (1 Low) *2 | 02/07/2025 06:45:00 |
| Christchurch Barrack Road Timeseries Graph |
n/m | 20 (1 Low) | n/m | 8 (1 Low) | n/m | 03/07/2025 05:00:00 |
| Coventry Allesley Timeseries Graph |
76 (3 Low) | 20 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Coventry Binley Road Timeseries Graph |
n/m | 25 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| Crewe Coppenhall Timeseries Graph |
74 (3 Low) | 24 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
| Cwmbran Crownbridge Timeseries Graph |
81 (3 Low) | 8 (1 Low) | n/m | n/m | n/m | 02/07/2025 20:00:00 |
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 | 29 (1 Low) | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Derby Stockbrook Park Timeseries Graph |
76 (3 Low) | n/m | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Derry Rosemount Timeseries Graph |
57 (2 Low) | 7 (1 Low) | 1 (1 Low) | 1 (1 Low) | 6 (1 Low) *1 | 02/07/2025 19:00:00 |
| Dewsbury Ashworth Grange Timeseries Graph |
70 (3 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Doncaster A630 Cleveland Street Timeseries Graph |
n/m | 32 (1 Low) | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Dumbarton Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 02/07/2025 14:00:00 |
| Dumfries Timeseries Graph |
n/m | 41 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Dundee Mains Loan Timeseries Graph |
n/m | 15 (1 Low) | n/m | n/m | n/m | 02/07/2025 21:00:00 |
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 | 28 (2 Low) *1 | 03/07/2025 01:00:00 |
| Eastbourne Timeseries Graph |
75 (3 Low) | 12 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Edinburgh Nicolson Street Timeseries Graph |
n/m | 45 (1 Low) | n/m | n/m | n/m | 02/07/2025 15:00:00 |
| Edinburgh St Leonards Timeseries Graph |
53 (2 Low) | 22 (1 Low) | 1 (1 Low) | 3 (1 Low) | 5 (1 Low) *2 | 02/07/2025 11:15:00 |
| Eskdalemuir Timeseries Graph |
65 (2 Low) | 1 (1 Low) | n/m | n/m | n/m | 02/07/2025 20:00:00 |
| Exeter Roadside Timeseries Graph |
62 (2 Low) | 25 (1 Low) | n/m | n/m | n/m | 02/07/2025 18:00:00 |
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) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Fort William Timeseries Graph |
58 (2 Low) | 10 (1 Low) | n/m | n/m | n/m | 02/07/2025 21:00:00 |
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 | 26 (1 Low) | n/m | n/m | n/m | 02/07/2025 08:00:00 |
| Glasgow High Street Timeseries Graph |
n/m | 28 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 01:00:00 |
| Glasgow Kerbside Timeseries Graph |
n/m | 47 (1 Low) | n/m | n/m | n/m | 02/07/2025 11:00:00 |
| Glasgow Townhead Timeseries Graph |
60 (2 Low) | 17 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 01:00:00 |
| Glazebury Timeseries Graph |
73 (3 Low) | 15 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Gloucester Tredworth Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Grangemouth Timeseries Graph |
n/m | 19 (1 Low) | 2 (1 Low) | 4 (1 Low) | 4 (1 Low) *1 | 02/07/2025 07:00:00 |
| Grangemouth Moray Timeseries Graph |
n/m | 16 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Greenock A8 Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 03/07/2025 01:00:00 |
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 | 38 (1 Low) | n/m | n/m | n/m | 02/07/2025 22:00:00 |
| Haringey Roadside Timeseries Graph |
n/m | 20 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Harrogate Woodlands Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 5 (1 Low) *2 | 03/07/2025 01:00:00 |
| Hartlepool St Abbs Walk Timeseries Graph |
72 (3 Low) | 13 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 02:00:00 |
| High Muffles Timeseries Graph |
64 (2 Low) | 5 (1 Low) | n/m | 2 (1 Low) | 3 (1 Low) *2 | 03/07/2025 01:00:00 |
| Honiton Timeseries Graph |
75 (3 Low) | 7 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 05:00:00 |
| Horley Timeseries Graph |
n/m | 12 (1 Low) | n/m | n/a | n/a | 27/06/2025 14:00:00 |
| Hull Freetown Timeseries Graph |
69 (3 Low) | 20 (1 Low) | 2 (1 Low) | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 02:30:00 |
| Hull Holderness Road Timeseries Graph |
n/m | 39 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
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 |
66 (2 Low) | 24 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Inverness Timeseries Graph |
n/m | 12 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 03/07/2025 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 |
57 (2 Low) | n/m | n/m | 2 (1 Low) | 5 (1 Low) *2 | 03/07/2025 01:00:00 |
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 |
79 (3 Low) | 5 (1 Low) | 1 (1 Low) | 3 (1 Low) | 6 (1 Low) *2 | 02/07/2025 08:15:00 |
| Leamington Spa Timeseries Graph |
84 (3 Low) | 15 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Leamington Spa Rugby Road Timeseries Graph |
n/m | 13 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Leeds Centre Timeseries Graph |
64 (2 Low) | 23 (1 Low) | 1 (1 Low) | 3 (1 Low) | 7 (1 Low) *2 | 02/07/2025 11:15:00 |
| Leeds Headingley Kerbside Timeseries Graph |
n/m | 36 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *1 | 03/07/2025 01:00:00 |
| Leicester A594 Roadside Timeseries Graph |
n/m | 36 (1 Low) | n/m | 7 (1 Low) | 16 (1 Low) *2 | 03/07/2025 01:00:00 |
| Leicester University Timeseries Graph |
75 (3 Low) | 21 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| Leominster Timeseries Graph |
80 (3 Low) | 4 (1 Low) | n/m | n/m | n/m | 02/07/2025 22:00:00 |
| Lerwick Timeseries Graph |
65 (2 Low) | n/m | n/m | n/m | n/m | 02/07/2025 19:00:00 |
| Lincoln Canwick Road Timeseries Graph |
n/m | 53 (1 Low) | n/m | n/m | n/m | 02/07/2025 08:00:00 |
| Liverpool Speke Timeseries Graph |
73 (3 Low) | 10 (1 Low) | 2 (1 Low) | 6 (1 Low) | 14 (1 Low) *1 | 03/07/2025 04:45:00 |
| Liverpool Thirlmere Park Timeseries Graph |
73 (3 Low) | n/m | n/m | 3 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Bexley Timeseries Graph |
n/m | 20 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Bloomsbury Timeseries Graph |
68 (3 Low) | 25 (1 Low) | 3 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 03/07/2025 04:15:00 |
| London Farringdon Street Timeseries Graph |
n/m | 29 (1 Low) | n/m | 8 (1 Low) | n/m | 03/07/2025 01:00:00 |
| London Haringey Priory Park South Timeseries Graph |
82 (3 Low) | 11 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Harlington Timeseries Graph |
96 (3 Low) | 20 (1 Low) | n/m | n/a | n/a | 30/06/2025 22:00:00 |
| London Hillingdon Timeseries Graph |
67 (3 Low) | 12 (1 Low) | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Honor Oak Park Timeseries Graph |
81 (3 Low) | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Marylebone Road Timeseries Graph |
80 (3 Low) | 74 (2 Low) | 4 (1 Low) | 11 (1 Low) | 23 (2 Low) *1 | 01/07/2025 14:00:00 |
| London N. Kensington Timeseries Graph |
82 (3 Low) | 13 (1 Low) | 2 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 02/07/2025 13:00:00 |
| London Norbury Manor School Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Teddington Bushy Park Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| London Westminster Timeseries Graph |
54 (2 Low) | 21 (1 Low) | n/m | 5 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Lough Navar Timeseries Graph |
55 (2 Low) | n/m | n/m | 1 (1 Low) | 3 (1 Low) *2 | 03/07/2025 05:00:00 |
| Loughborough Thorpe Acre Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Lullington Heath Timeseries Graph |
82 (3 Low) | 9 (1 Low) | 2 (1 Low) | 7 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:30:00 |
| Luton A505 Roadside Timeseries Graph |
n/m | 52 (1 Low) | n/m | 6 (1 Low) | n/m | 03/07/2025 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 |
66 (2 Low) | n/m | n/m | n/m | n/m | 03/07/2025 03:00:00 |
| Maidstone Upper Stone Street Timeseries Graph |
n/m | n/m | n/m | 10 (1 Low) | 16 (1 Low) *2 | 03/07/2025 01:00:00 |
| Manchester Piccadilly Timeseries Graph |
66 (2 Low) | 20 (1 Low) | 9 (1 Low) | n/a | n/a | 02/07/2025 13:15:00 |
| Manchester Sharston Timeseries Graph |
72 (3 Low) | 16 (1 Low) | n/m | 3 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Mansfield Ladybrook Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
| Middlesbrough Timeseries Graph |
66 (2 Low) | 29 (1 Low) | 2 (1 Low) | 2 (1 Low) | 14 (1 Low) *1 | 02/07/2025 14:30:00 |
| Middlewich St Michael's Way Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | n/m | 03/07/2025 04:00:00 |
| Milton Keynes Civic Centre Timeseries Graph |
83 (3 Low) | n/m | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 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 |
68 (3 Low) | 14 (1 Low) | 2 (1 Low) | 3 (1 Low) | 7 (1 Low) *2 | 02/07/2025 19:30:00 |
| Newcastle Centre Timeseries Graph |
60 (2 Low) | 34 (1 Low) | n/m | 6 (1 Low) | 10 (1 Low) *1 | 03/07/2025 01:00:00 |
| Newcastle Cradlewell Roadside Timeseries Graph |
n/m | 60 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 01:00:00 |
| Newport Timeseries Graph |
n/m | 26 (1 Low) | n/m | 2 (1 Low) | 6 (1 Low) *2 | 03/07/2025 05:00:00 |
| Northampton Spring Park Timeseries Graph |
79 (3 Low) | 21 (1 Low) | n/m | 9 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Norwich Lakenfields Timeseries Graph |
68 (3 Low) | 9 (1 Low) | n/m | 4 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Nottingham Bilborough Timeseries Graph |
n/m | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Nottingham Kenmore Gardens Timeseries Graph |
79 (3 Low) | 13 (1 Low) | 2 (1 Low) | 5 (1 Low) | 13 (1 Low) *2 | 02/07/2025 13:30:00 |
| Nottingham Western Boulevard Timeseries Graph |
n/m | 26 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
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 | 29 (1 Low) | n/m | 4 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Oxford Centre Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | n/m | n/m | 03/07/2025 02:00:00 |
| Oxford St Ebbes Timeseries Graph |
77 (3 Low) | 37 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 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 |
63 (2 Low) | 3 (1 Low) | n/m | n/m | n/m | 02/07/2025 20:00:00 |
| Perth Glasgow Road Timeseries Graph |
n/m | 27 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Peterborough Garton End Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Plymouth Centre Timeseries Graph |
66 (2 Low) | 29 (1 Low) | n/m | 5 (1 Low) | 29 (2 Low) *2 | 03/07/2025 05:00:00 |
| Plymouth Tavistock Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | n/m | n/m | 02/07/2025 23:00:00 |
| Port Talbot Margam Timeseries Graph |
74 (3 Low) | 10 (1 Low) | 2 (1 Low) | 4 (1 Low) | 12 (1 Low) *3 | 02/07/2025 08:00:00 |
| Portsmouth Timeseries Graph |
74 (3 Low) | 16 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Portsmouth Anglesea Road Timeseries Graph |
n/m | 24 (1 Low) | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Preston Timeseries Graph |
67 (3 Low) | 14 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
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 | 18 (2 Low) *1 | 03/07/2025 05:00:00 |
| Reading New Town Timeseries Graph |
74 (3 Low) | 23 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Reading Rose Kiln Lane Timeseries Graph |
n/m | n/m | n/m | 5 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Rochester Stoke Timeseries Graph |
79 (3 Low) | 15 (1 Low) | 2 (1 Low) | 8 (1 Low) | 14 (1 Low) *2 | 02/07/2025 11:15:00 |
| Rotherham East Dene Timeseries Graph |
n/m | n/m | n/m | 7 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
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 |
73 (3 Low) | 18 (1 Low) | n/m | 5 (1 Low) | 12 (1 Low) *2 | 03/07/2025 04:00:00 |
| Saltash Callington Road Timeseries Graph |
n/m | n/m | n/m | 2 (1 Low) | 12 (1 Low) *1 | 03/07/2025 04:00:00 |
| Scunthorpe Town Timeseries Graph |
n/m | 14 (1 Low) | 1 (1 Low) | 6 (1 Low) | 12 (1 Low) *1 | 02/07/2025 10:15:00 |
| Shaw Crompton Way Timeseries Graph |
n/m | 43 (1 Low) | n/m | n/m | n/m | 02/07/2025 09:00:00 |
| Sheffield Barnsley Road Timeseries Graph |
n/m | 55 (1 Low) | n/m | 5 (1 Low) | n/m | 03/07/2025 03:00:00 |
| Sheffield Devonshire Green Timeseries Graph |
69 (3 Low) | 15 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
| Sheffield Tinsley Timeseries Graph |
66 (2 Low) | 20 (1 Low) | n/m | 5 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Shrewsbury Underdale Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 6 (1 Low) *2 | 03/07/2025 05:00:00 |
| Sibton Timeseries Graph |
68 (3 Low) | n/m | n/m | 6 (1 Low) | 9 (1 Low) *2 | 03/07/2025 01:00:00 |
| Slough Windmill Bath Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 17 (2 Low) *2 | 03/07/2025 01:00:00 |
| Southampton A33 Timeseries Graph |
n/m | 25 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *2 | 03/07/2025 05:00:00 |
| Southampton Centre Timeseries Graph |
79 (3 Low) | 9 (1 Low) | 1 (1 Low) | 5 (1 Low) | 13 (1 Low) *2 | 01/07/2025 15:15:00 |
| Southend Shoeburyness Timeseries Graph |
n/m | n/m | n/m | 8 (1 Low) | 14 (1 Low) *2 | 03/07/2025 01:00:00 |
| Southend-on-Sea Timeseries Graph |
72 (3 Low) | 10 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Southwark A2 Old Kent Road Timeseries Graph |
n/m | 37 (1 Low) | n/m | n/m | 25 (2 Low) *1 | 02/07/2025 10:00:00 |
| St Helens Linkway Timeseries Graph |
n/m | 26 (1 Low) | n/m | n/m | 10 (1 Low) *1 | 02/07/2025 18:00:00 |
| St Osyth Timeseries Graph |
76 (3 Low) | 5 (1 Low) | n/m | 7 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Stanford-le-Hope Roadside Timeseries Graph |
n/m | 32 (1 Low) | n/m | 10 (1 Low) | 19 (2 Low) *1 | 03/07/2025 01:00:00 |
| Stockton-on-Tees A1305 Roadside Timeseries Graph |
n/m | 42 (1 Low) | n/m | 4 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Stockton-on-Tees Eaglescliffe Timeseries Graph |
n/m | 20 (1 Low) | n/m | 4 (1 Low) | 12 (1 Low) *1 | 03/07/2025 03:00:00 |
| Stoke-on-Trent A50 Roadside Timeseries Graph |
n/m | 40 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/07/2025 01:00:00 |
| Stoke-on-Trent Centre Timeseries Graph |
65 (2 Low) | 19 (1 Low) | n/m | 4 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Storrington Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 6 (1 Low) | 12 (1 Low) *2 | 03/07/2025 01:00:00 |
| Strathvaich Timeseries Graph |
66 (2 Low) | n/m | n/m | n/m | n/m | 02/07/2025 18:00:00 |
| Sunderland Silksworth Timeseries Graph |
62 (2 Low) | 27 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Sunderland Wessington Way Timeseries Graph |
n/m | 25 (1 Low) | n/m | 3 (1 Low) | n/m | 03/07/2025 01:00:00 |
| Swansea Roadside Timeseries Graph |
n/m | 16 (1 Low) | n/m | 5 (1 Low) | 10 (1 Low) *1 | 03/07/2025 04:00:00 |
| Swindon Walcot Timeseries Graph |
70 (3 Low) | 7 (1 Low) | n/m | 4 (1 Low) | 10 (1 Low) *2 | 03/07/2025 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 |
82 (3 Low) | n/m | n/m | 5 (1 Low) | 11 (1 Low) *2 | 03/07/2025 01:00:00 |
| Tameside A635 Manchester Road Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | n/m | 02/07/2025 08:00:00 |
| Telford Hollinswood Timeseries Graph |
76 (3 Low) | 9 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Thurrock Timeseries Graph |
69 (3 Low) | 18 (1 Low) | 5 (1 Low) | 7 (1 Low) | 14 (1 Low) *2 | 02/07/2025 19:15:00 |
| Toft Newton Timeseries Graph |
84 (3 Low) | 8 (1 Low) | n/m | 4 (1 Low) | 8 (1 Low) *2 | 03/07/2025 01:00:00 |
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 |
n/a | n/a | n/m | n/m | n/m | 30/06/2025 18:00:00 |
| Warrington Timeseries Graph |
n/m | 14 (1 Low) | n/m | 3 (1 Low) | 10 (1 Low) *1 | 03/07/2025 05:00:00 |
| West Bromwich Kenrick Park Timeseries Graph |
67 (3 Low) | 6 (1 Low) | n/m | n/m | n/m | 03/07/2025 02:00:00 |
| Weybourne Timeseries Graph |
73 (3 Low) | n/m | n/m | 4 (1 Low) | 9 (1 Low) *2 | 03/07/2025 05:00:00 |
| Wicken Fen Timeseries Graph |
63 (2 Low) | 4 (1 Low) | 2 (1 Low) | 5 (1 Low) | 12 (1 Low) *2 | 02/07/2025 17:45:00 |
| Widnes Milton Road Timeseries Graph |
n/m | 23 (1 Low) | n/m | n/m | n/m | 03/07/2025 04:00:00 |
| Wigan Centre Timeseries Graph |
72 (3 Low) | 8 (1 Low) | n/m | 3 (1 Low) | 8 (1 Low) *2 | 03/07/2025 05:00:00 |
| Wirral Tranmere Timeseries Graph |
72 (3 Low) | 7 (1 Low) | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Worcester Tolladine Timeseries Graph |
n/m | n/m | n/m | 3 (1 Low) | 7 (1 Low) *2 | 03/07/2025 01:00:00 |
| Worthing A27 Roadside Timeseries Graph |
n/m | 25 (1 Low) | n/m | 7 (1 Low) | n/m | 03/07/2025 04:00:00 |
| Worthing East Ten Acres Timeseries Graph |
n/m | n/m | n/m | 6 (1 Low) | 13 (1 Low) *2 | 03/07/2025 01:00:00 |
| Wrexham Timeseries Graph |
n/m | 8 (1 Low) | 1 (1 Low) | 3 (1 Low) | 9 (1 Low) *2 | 01/07/2025 23:15:00 |
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 |
74 (3 Low) | 2 (1 Low) | n/m | 2 (1 Low) | 5 (1 Low) *2 | 03/07/2025 03:00:00 |
| York Bootham Timeseries Graph |
59 (2 Low) | 18 (1 Low) | n/m | 4 (1 Low) | 9 (1 Low) *1 | 03/07/2025 03:00:00 |
| York Fishergate Timeseries Graph |
n/m | 31 (1 Low) | n/m | 5 (1 Low) | 14 (1 Low) *1 | 03/07/2025 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
- *3: measurements are PM10 SEQ 47/50