Latest measured levels based on data provided by the Environment Agency

Here you can view the detailed data behind the latest measurement summary displayed on UK-AIR, and also a summary of information that has been displayed over the previous 24 hours. The detailed data tabulated below are from monitoring sites within the AURN. Graphs of hourly monitoring data are also available to view as weekly time series. You can also subscribe to this information as an email alert.

  • View the legend
  • Pollutant levels recorded for the hour up to 8am Tue 8th Jul 2025


A

Latest measured levels based on data provided by the Environment Agency
Monitoring site Running 8 Hour mean Ozone
(µgm-3)
Hourly mean
Nitrogen dioxide
(µgm-3)
Max 15 min mean
Sulphur dioxide
(µgm-3)
Running 24 Hour mean
PM2.5
Particles
(µgm-3)
Running 24 Hour mean
PM10
Particles
(µgm-3)
Last
updated
Aberdeen Erroll Park
Timeseries Graph
59 (2 Low)2 (1 Low)n/m9 (1 Low)22 (2 Low)
*2
08/07/2025
08:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m14 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Armagh Roadside
Timeseries Graph
n/m21 (1 Low)n/mn/m13 (1 Low)
*1
08/07/2025
08:00:00
Aston Hill
Timeseries Graph
66 (2 Low)n/an/mn/mn/m 08/07/2025
08:00:00
Auchencorth Moss
Timeseries Graph
47 (2 Low)n/mn/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00

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B

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
Ballymena Antrim Road
Timeseries Graph
n/m24 (1 Low)n/mn/mn/m 08/07/2025
07:00:00
Ballymena Ballykeel
Timeseries Graph
n/m4 (1 Low)2 (1 Low)n/mn/m 08/07/2025
08:00:00
Barnsley Gawber
Timeseries Graph
34 (2 Low)6 (1 Low)1 (1 Low)3 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Barnstaple A39
Timeseries Graph
n/mn/mn/m5 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00
Bath A4 Roadside
Timeseries Graph
n/m21 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Belfast Centre
Timeseries Graph
43 (2 Low)7 (1 Low)n/a4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Belfast Stockman's Lane
Timeseries Graph
n/m62 (1 Low)n/mn/m12 (1 Low)
*1
08/07/2025
08:00:00
Birkenhead Borough Road
Timeseries Graph
n/m3 (1 Low)n/m7 (1 Low)n/m 08/07/2025
08:00:00
Birmingham A4540 Roadside
Timeseries Graph
54 (2 Low)25 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00
Birmingham Hall Green
Timeseries Graph
63 (2 Low)n/an/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Birmingham Ladywood
Timeseries Graph
n/an/an/a5 (1 Low)10 (1 Low)
*2
08/07/2025
07:00:00
Blackburn Accrington Road
Timeseries Graph
n/m14 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Blackburn Audley Park
Timeseries Graph
43 (2 Low)n/mn/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Blackpool Marton
Timeseries Graph
65 (2 Low)2 (1 Low)n/m6 (1 Low)13 (1 Low)
*2
08/07/2025
08:00:00
Blackpool Whitegate Drive
Timeseries Graph
n/mn/mn/m7 (1 Low)n/m 08/07/2025
07:00:00
Borehamwood Meadow Park
Timeseries Graph
n/m5 (1 Low)n/mn/an/a 08/07/2025
08:00:00
Bournemouth
Timeseries Graph
58 (2 Low)4 (1 Low)n/m6 (1 Low)n/m 08/07/2025
08:00:00
Bradford Mayo Avenue
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 08/07/2025
07:00:00
Bradford Shipley Airedale Road
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
07:00:00
Brighton Preston Park
Timeseries Graph
56 (2 Low)3 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Bristol St Paul's
Timeseries Graph
60 (2 Low)5 (1 Low)n/m4 (1 Low)12 (1 Low)
*1
08/07/2025
08:00:00
Bristol Temple Way
Timeseries Graph
n/m21 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Burton-on-Trent Horninglow
Timeseries Graph
53 (2 Low)8 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m12 (1 Low)n/mn/m14 (1 Low)
*1
08/07/2025
08:00:00
Bush Estate
Timeseries Graph
54 (2 Low)1 (1 Low)n/mn/mn/m 08/07/2025
08:00:00

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C

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
Cambridge Roadside
Timeseries Graph
n/mn/an/mn/mn/m 04/07/2025
14:00:00
Camden Kerbside
Timeseries Graph
n/m36 (1 Low)n/m9 (1 Low)22 (2 Low)
*1
08/07/2025
08:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m12 (1 Low)n/m5 (1 Low)n/m 08/07/2025
08:00:00
Cardiff Centre
Timeseries Graph
52 (2 Low)9 (1 Low)1 (1 Low)10 (1 Low)11 (1 Low)
*1
08/07/2025
08:00:00
Cardiff Newport Road
Timeseries Graph
n/m11 (1 Low)n/mn/m11 (1 Low)
*1
08/07/2025
08:00:00
Carlisle Morton A595
Timeseries Graph
n/m6 (1 Low)n/m5 (1 Low)10 (1 Low)
*1
08/07/2025
08:00:00
Charlton Mackrell
Timeseries Graph
60 (2 Low)2 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Chatham Roadside
Timeseries Graph
n/m4 (1 Low)n/m5 (1 Low)15 (1 Low)
*1
08/07/2025
08:00:00
Cheltenham A40 Gloucester Road
Timeseries Graph
n/mn/mn/m5 (1 Low)n/m 08/07/2025
08:00:00
Chepstow A48
Timeseries Graph
n/m10 (1 Low)n/m5 (1 Low)12 (1 Low)
*1
08/07/2025
08:00:00
Chesterfield Loundsley Green
Timeseries Graph
54 (2 Low)3 (1 Low)n/m3 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Chesterfield Roadside
Timeseries Graph
n/m7 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Chilbolton Observatory
Timeseries Graph
61 (2 Low)1 (1 Low)2 (1 Low)4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Christchurch Barrack Road
Timeseries Graph
n/m11 (1 Low)n/m7 (1 Low)n/m 08/07/2025
08:00:00
Coventry Allesley
Timeseries Graph
52 (2 Low)7 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Coventry Binley Road
Timeseries Graph
n/m21 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Crewe Coppenhall
Timeseries Graph
44 (2 Low)7 (1 Low)n/m5 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Cwmbran Crownbridge
Timeseries Graph
68 (3 Low)2 (1 Low)n/mn/mn/m 08/07/2025
08:00:00

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D

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
Derby St Alkmund's Way
Timeseries Graph
n/m20 (1 Low)n/m4 (1 Low)n/m 08/07/2025
08:00:00
Derby Stockbrook Park
Timeseries Graph
51 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Derry Rosemount
Timeseries Graph
45 (2 Low)7 (1 Low)1 (1 Low)2 (1 Low)7 (1 Low)
*1
08/07/2025
08:00:00
Dewsbury Ashworth Grange
Timeseries Graph
50 (2 Low)3 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m11 (1 Low)n/m4 (1 Low)n/m 08/07/2025
08:00:00
Dumbarton Roadside
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Dumfries
Timeseries Graph
n/m15 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Dundee Mains Loan
Timeseries Graph
n/m3 (1 Low)n/mn/mn/m 08/07/2025
08:00:00

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E

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
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/m24 (2 Low)
*1
08/07/2025
08:00:00
Eastbourne
Timeseries Graph
52 (2 Low)3 (1 Low)n/m7 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/m40 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Edinburgh St Leonards
Timeseries Graph
36 (2 Low)11 (1 Low)3 (1 Low)6 (1 Low)13 (1 Low)
*2
08/07/2025
08:00:00
Eskdalemuir
Timeseries Graph
40 (2 Low)0 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Exeter Roadside
Timeseries Graph
48 (2 Low)16 (1 Low)n/mn/mn/m 08/07/2025
08:00:00

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F

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
Farnborough Cherrywood
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Fort William
Timeseries Graph
25 (1 Low)6 (1 Low)n/mn/mn/m 08/07/2025
08:00:00

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G

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
Glasgow Great Western Road
Timeseries Graph
n/m23 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Glasgow High Street
Timeseries Graph
n/m19 (1 Low)n/m6 (1 Low)16 (1 Low)
*2
08/07/2025
08:00:00
Glasgow Kerbside
Timeseries Graph
n/m30 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Glasgow Townhead
Timeseries Graph
52 (2 Low)17 (1 Low)n/m7 (1 Low)19 (2 Low)
*2
08/07/2025
07:00:00
Glazebury
Timeseries Graph
49 (2 Low)5 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00
Gloucester Tredworth
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Grangemouth
Timeseries Graph
n/m7 (1 Low)2 (1 Low)5 (1 Low)13 (1 Low)
*1
08/07/2025
08:00:00
Grangemouth Moray
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Greenock A8 Roadside
Timeseries Graph
n/m16 (1 Low)n/m7 (1 Low)18 (2 Low)
*2
08/07/2025
08:00:00

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H

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
Hafod-yr-ynys Hill Roadside
Timeseries Graph
n/m36 (1 Low)n/mn/mn/m 08/07/2025
06:00:00
Haringey Roadside
Timeseries Graph
n/m16 (1 Low)n/mn/mn/m 08/07/2025
07:00:00
Harrogate Woodlands
Timeseries Graph
n/mn/mn/m3 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Hartlepool St Abbs Walk
Timeseries Graph
47 (2 Low)3 (1 Low)n/m5 (1 Low)13 (1 Low)
*2
08/07/2025
08:00:00
High Muffles
Timeseries Graph
n/a3 (1 Low)n/m3 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Honiton
Timeseries Graph
43 (2 Low)7 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Horley
Timeseries Graph
n/m3 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Hull Freetown
Timeseries Graph
55 (2 Low)4 (1 Low)1 (1 Low)4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Hull Holderness Road
Timeseries Graph
n/m13 (1 Low)n/m4 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00

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I

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
Immingham Woodlands Avenue
Timeseries Graph
47 (2 Low)11 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Inverness
Timeseries Graph
n/m2 (1 Low)n/m9 (1 Low)25 (2 Low)
*2
08/07/2025
07:00:00

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K

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
Kielder Water
Timeseries Graph
33 (1 Low)n/mn/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00

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L

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
Ladybower
Timeseries Graph
58 (2 Low)1 (1 Low)1 (1 Low)3 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Leamington Spa
Timeseries Graph
67 (3 Low)11 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m9 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Leeds Centre
Timeseries Graph
50 (2 Low)8 (1 Low)1 (1 Low)4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Leeds Headingley Kerbside
Timeseries Graph
n/m13 (1 Low)n/m5 (1 Low)11 (1 Low)
*1
08/07/2025
08:00:00
Leicester A594 Roadside
Timeseries Graph
n/m31 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Leicester University
Timeseries Graph
48 (2 Low)16 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Leominster
Timeseries Graph
64 (2 Low)2 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Lerwick
Timeseries Graph
60 (2 Low)n/mn/mn/mn/m 08/07/2025
08:00:00
Lincoln Canwick Road
Timeseries Graph
n/m17 (1 Low)n/mn/mn/m 08/07/2025
06:00:00
Liverpool Speke
Timeseries Graph
66 (2 Low)10 (1 Low)1 (1 Low)7 (1 Low)18 (2 Low)
*1
08/07/2025
08:00:00
Liverpool Thirlmere Park
Timeseries Graph
66 (2 Low)n/mn/m7 (1 Low)17 (2 Low)
*2
08/07/2025
08:00:00
London Bexley
Timeseries Graph
n/m11 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
London Bloomsbury
Timeseries Graph
59 (2 Low)12 (1 Low)2 (1 Low)5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
London Farringdon Street
Timeseries Graph
n/m17 (1 Low)n/m6 (1 Low)n/m 08/07/2025
08:00:00
London Haringey Priory Park South
Timeseries Graph
61 (2 Low)5 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
London Harlington
Timeseries Graph
53 (2 Low)n/an/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
London Hillingdon
Timeseries Graph
51 (2 Low)5 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
London Honor Oak Park
Timeseries Graph
65 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
London Marylebone Road
Timeseries Graph
n/an/an/an/an/a 07/07/2025
21:00:00
London N. Kensington
Timeseries Graph
61 (2 Low)6 (1 Low)56 (1 Low)5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
London Norbury Manor School
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
London Westminster
Timeseries Graph
40 (2 Low)7 (1 Low)n/m5 (1 Low)n/m 08/07/2025
08:00:00
Lough Navar
Timeseries Graph
34 (2 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
08/07/2025
07:00:00
Loughborough Thorpe Acre
Timeseries Graph
n/mn/mn/m5 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Lullington Heath
Timeseries Graph
55 (2 Low)2 (1 Low)1 (1 Low)4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Luton A505 Roadside
Timeseries Graph
n/m29 (1 Low)n/m5 (1 Low)n/m 08/07/2025
08:00:00

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M

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
39 (2 Low)n/mn/mn/mn/m 08/07/2025
07:00:00
Maidstone Upper Stone Street
Timeseries Graph
n/mn/mn/m5 (1 Low)9 (1 Low)
*2
08/07/2025
07:00:00
Manchester Piccadilly
Timeseries Graph
49 (2 Low)18 (1 Low)1 (1 Low)6 (1 Low)15 (1 Low)
*2
08/07/2025
08:00:00
Manchester Sharston
Timeseries Graph
40 (2 Low)10 (1 Low)n/m5 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Mansfield Ladybrook
Timeseries Graph
n/mn/mn/m3 (1 Low)7 (1 Low)
*2
08/07/2025
07:00:00
Middlesbrough
Timeseries Graph
39 (2 Low)9 (1 Low)2 (1 Low)3 (1 Low)15 (1 Low)
*1
08/07/2025
08:00:00
Middlewich St Michael's Way
Timeseries Graph
n/mn/mn/m6 (1 Low)n/m 08/07/2025
07:00:00
Milton Keynes Civic Centre
Timeseries Graph
58 (2 Low)n/mn/m5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00

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N

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
Narberth
Timeseries Graph
59 (2 Low)1 (1 Low)1 (1 Low)4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Newcastle Centre
Timeseries Graph
38 (2 Low)11 (1 Low)n/m5 (1 Low)13 (1 Low)
*1
08/07/2025
08:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m21 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Newport
Timeseries Graph
n/m8 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Northampton Spring Park
Timeseries Graph
59 (2 Low)6 (1 Low)n/m7 (1 Low)n/m 08/07/2025
08:00:00
Norwich Lakenfields
Timeseries Graph
46 (2 Low)5 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Nottingham Bilborough
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
07:00:00
Nottingham Kenmore Gardens
Timeseries Graph
50 (2 Low)10 (1 Low)2 (1 Low)4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Nottingham Western Boulevard
Timeseries Graph
n/m22 (1 Low)n/m4 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00

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O

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
Oldbury Birmingham Road
Timeseries Graph
n/mn/an/m6 (1 Low)13 (1 Low)
*2
08/07/2025
08:00:00
Oxford Centre Roadside
Timeseries Graph
n/m16 (1 Low)n/mn/mn/m 08/07/2025
07:00:00
Oxford St Ebbes
Timeseries Graph
52 (2 Low)5 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00

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P

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
Peebles
Timeseries Graph
45 (2 Low)1 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Perth Glasgow Road
Timeseries Graph
n/m18 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Peterborough Garton End
Timeseries Graph
n/mn/mn/m4 (1 Low)7 (1 Low)
*2
08/07/2025
07:00:00
Plymouth Centre
Timeseries Graph
41 (2 Low)20 (1 Low)n/m8 (1 Low)38 (3 Low)
*2
08/07/2025
08:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m10 (1 Low)n/mn/mn/m 08/07/2025
07:00:00
Port Talbot Margam
Timeseries Graph
49 (2 Low)9 (1 Low)1 (1 Low)6 (1 Low)11 (1 Low)
*3
08/07/2025
08:00:00
Portsmouth
Timeseries Graph
56 (2 Low)9 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Portsmouth Anglesea Road
Timeseries Graph
n/m16 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Preston
Timeseries Graph
46 (2 Low)11 (1 Low)n/m5 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00

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R

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
Reading London Road
Timeseries Graph
n/m13 (1 Low)n/mn/m14 (1 Low)
*1
08/07/2025
08:00:00
Reading New Town
Timeseries Graph
54 (2 Low)3 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Reading Rose Kiln Lane
Timeseries Graph
n/mn/mn/m4 (1 Low)n/m 08/07/2025
07:00:00
Rochester Stoke
Timeseries Graph
64 (2 Low)3 (1 Low)2 (1 Low)5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Rotherham East Dene
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
07:00:00

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S

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
Salford Eccles
Timeseries Graph
48 (2 Low)15 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m4 (1 Low)13 (1 Low)
*1
08/07/2025
08:00:00
Scunthorpe Town
Timeseries Graph
n/m5 (1 Low)1 (1 Low)7 (1 Low)13 (1 Low)
*1
08/07/2025
08:00:00
Shaw Crompton Way
Timeseries Graph
n/m26 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Sheffield Barnsley Road
Timeseries Graph
n/m12 (1 Low)n/m4 (1 Low)n/m 08/07/2025
08:00:00
Sheffield Devonshire Green
Timeseries Graph
46 (2 Low)5 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
Sheffield Tinsley
Timeseries Graph
39 (2 Low)35 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Shrewsbury Underdale
Timeseries Graph
n/mn/mn/m5 (1 Low)9 (1 Low)
*2
08/07/2025
07:00:00
Sibton
Timeseries Graph
56 (2 Low)n/mn/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Slough Windmill Bath Road
Timeseries Graph
n/mn/mn/m6 (1 Low)13 (1 Low)
*2
08/07/2025
07:00:00
Southampton A33
Timeseries Graph
n/m6 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Southampton Centre
Timeseries Graph
58 (2 Low)2 (1 Low)1 (1 Low)4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Southend Shoeburyness
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Southend-on-Sea
Timeseries Graph
61 (2 Low)3 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m27 (1 Low)n/mn/m19 (2 Low)
*1
08/07/2025
08:00:00
St Helens Linkway
Timeseries Graph
n/m13 (1 Low)n/mn/m12 (1 Low)
*1
08/07/2025
08:00:00
St Osyth
Timeseries Graph
66 (2 Low)4 (1 Low)n/m4 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/m17 (1 Low)n/m7 (1 Low)13 (1 Low)
*1
08/07/2025
08:00:00
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m4 (1 Low)n/m4 (1 Low)n/m 08/07/2025
08:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m4 (1 Low)n/m4 (1 Low)17 (2 Low)
*1
08/07/2025
08:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m26 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
08/07/2025
08:00:00
Stoke-on-Trent Centre
Timeseries Graph
47 (2 Low)11 (1 Low)n/m6 (1 Low)13 (1 Low)
*2
08/07/2025
08:00:00
Storrington Roadside
Timeseries Graph
n/m30 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Strathvaich
Timeseries Graph
53 (2 Low)n/mn/mn/mn/m 08/07/2025
08:00:00
Sunderland Silksworth
Timeseries Graph
38 (2 Low)6 (1 Low)n/m4 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Sunderland Wessington Way
Timeseries Graph
n/m8 (1 Low)n/m4 (1 Low)n/m 08/07/2025
08:00:00
Swansea Roadside
Timeseries Graph
n/m9 (1 Low)n/m4 (1 Low)10 (1 Low)
*1
08/07/2025
08:00:00
Swindon Walcot
Timeseries Graph
55 (2 Low)3 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00

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T

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
Tallington
Timeseries Graph
59 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00
Tameside A635 Manchester Road
Timeseries Graph
n/mn/mn/m5 (1 Low)n/m 08/07/2025
08:00:00
Telford Hollinswood
Timeseries Graph
66 (2 Low)6 (1 Low)n/m4 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Thurrock
Timeseries Graph
66 (2 Low)11 (1 Low)1 (1 Low)5 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Toft Newton
Timeseries Graph
61 (2 Low)5 (1 Low)n/m3 (1 Low)8 (1 Low)
*2
08/07/2025
08:00:00

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W

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
Walsall Woodlands
Timeseries Graph
n/an/an/mn/mn/m 30/06/2025
20:00:00
Warrington
Timeseries Graph
n/m9 (1 Low)n/m3 (1 Low)12 (1 Low)
*1
08/07/2025
08:00:00
West Bromwich Kenrick Park
Timeseries Graph
58 (2 Low)6 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Weybourne
Timeseries Graph
65 (2 Low)n/mn/m7 (1 Low)15 (1 Low)
*2
08/07/2025
08:00:00
Wicken Fen
Timeseries Graph
47 (2 Low)3 (1 Low)1 (1 Low)4 (1 Low)10 (1 Low)
*2
08/07/2025
08:00:00
Widnes Milton Road
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 08/07/2025
08:00:00
Wigan Centre
Timeseries Graph
49 (2 Low)8 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00
Wirral Tranmere
Timeseries Graph
66 (2 Low)3 (1 Low)n/m6 (1 Low)14 (1 Low)
*2
08/07/2025
08:00:00
Worcester Tolladine
Timeseries Graph
n/mn/mn/m4 (1 Low)9 (1 Low)
*2
08/07/2025
08:00:00
Worthing A27 Roadside
Timeseries Graph
n/m19 (1 Low)n/m6 (1 Low)n/m 08/07/2025
08:00:00
Worthing East Ten Acres
Timeseries Graph
n/mn/mn/m4 (1 Low)8 (1 Low)
*2
08/07/2025
07:00:00
Wrexham
Timeseries Graph
n/m8 (1 Low)1 (1 Low)5 (1 Low)11 (1 Low)
*2
08/07/2025
08:00:00

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Y

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
Yarner Wood
Timeseries Graph
58 (2 Low)1 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
08/07/2025
08:00:00
York Bootham
Timeseries Graph
28 (1 Low)4 (1 Low)n/m3 (1 Low)11 (1 Low)
*1
08/07/2025
08:00:00
York Fishergate
Timeseries Graph
n/m21 (1 Low)n/m4 (1 Low)16 (1 Low)
*1
08/07/2025
08:00:00

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