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 midday Sat 31st Jul 2021


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
Timeseries Graph
51 (2 Low)3 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Aberdeen Union Street Roadside
Timeseries Graph
n/m27 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m17 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Armagh Roadside
Timeseries Graph
n/m27 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
12:00:00
Aston Hill
Timeseries Graph
56 (2 Low)2 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Auchencorth Moss
Timeseries Graph
43 (2 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
31/07/2021
12:00:00

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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/m12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Ballymena Ballykeel
Timeseries Graph
n/m2 (1 Low)6 (1 Low)n/mn/m 31/07/2021
12:00:00
Barnsley Gawber
Timeseries Graph
53 (2 Low)4 (1 Low)3 (1 Low)n/mn/m 31/07/2021
12:00:00
Barnstaple A39
Timeseries Graph
n/mn/mn/m6 (1 Low)11 (1 Low)
*1
31/07/2021
12:00:00
Bath A4 Roadside
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Belfast Centre
Timeseries Graph
51 (2 Low)12 (1 Low)1 (1 Low)3 (1 Low)5 (1 Low)
*2
31/07/2021
12:00:00
Belfast Stockman's Lane
Timeseries Graph
n/m57 (1 Low)n/mn/m11 (1 Low)
*1
31/07/2021
12:00:00
Billingham
Timeseries Graph
n/m1 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Birkenhead Borough Road
Timeseries Graph
n/m11 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Birmingham A4540 Roadside
Timeseries Graph
34 (2 Low)23 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
12:00:00
Birmingham Acocks Green
Timeseries Graph
55 (2 Low)6 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Birmingham Ladywood
Timeseries Graph
52 (2 Low)6 (1 Low)2 (1 Low)5 (1 Low)8 (1 Low)
*2
31/07/2021
12:00:00
Blackburn Accrington Road
Timeseries Graph
n/m15 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Blackpool Marton
Timeseries Graph
63 (2 Low)4 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Borehamwood Meadow Park
Timeseries Graph
n/m3 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Bournemouth
Timeseries Graph
53 (2 Low)1 (1 Low)n/m7 (1 Low)n/m 31/07/2021
12:00:00
Bradford Mayo Avenue
Timeseries Graph
n/m21 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Brighton Preston Park
Timeseries Graph
38 (2 Low)7 (1 Low)n/mn/an/m 31/07/2021
12:00:00
Bristol St Paul's
Timeseries Graph
44 (2 Low)6 (1 Low)n/m4 (1 Low)8 (1 Low)
*1
31/07/2021
12:00:00
Bristol Temple Way
Timeseries Graph
n/m15 (1 Low)n/mn/m17 (2 Low)
*1
31/07/2021
12:00:00
Burton-on-Trent Horninglow
Timeseries Graph
n/m6 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m12 (1 Low)n/mn/m7 (1 Low)
*1
31/07/2021
12:00:00
Bush Estate
Timeseries Graph
47 (2 Low)7 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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/m19 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Camden Kerbside
Timeseries Graph
n/m20 (1 Low)n/m6 (1 Low)8 (1 Low) 31/07/2021
12:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Canterbury
Timeseries Graph
53 (2 Low)3 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Cardiff Centre
Timeseries Graph
36 (2 Low)9 (1 Low)n/a5 (1 Low)8 (1 Low)
*1
31/07/2021
12:00:00
Cardiff Newport Road
Timeseries Graph
n/m9 (1 Low)n/mn/m7 (1 Low)
*1
31/07/2021
12:00:00
Charlton Mackrell
Timeseries Graph
77 (3 Low)5 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Chatham Roadside
Timeseries Graph
n/m19 (1 Low)n/m3 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00
Chepstow A48
Timeseries Graph
n/m29 (1 Low)n/m5 (1 Low)6 (1 Low)
*1
31/07/2021
12:00:00
Chesterfield Loundsley Green
Timeseries Graph
n/m4 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Chesterfield Roadside
Timeseries Graph
n/m11 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Chilbolton Observatory
Timeseries Graph
35 (2 Low)2 (1 Low)3 (1 Low)3 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Christchurch Barrack Road
Timeseries Graph
n/m10 (1 Low)n/m6 (1 Low)n/m 31/07/2021
12:00:00
Coventry Allesley
Timeseries Graph
45 (2 Low)6 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Coventry Binley Road
Timeseries Graph
n/m23 (1 Low)n/mn/m12 (1 Low)
*1
31/07/2021
12:00:00
Crewe Coppenhall
Timeseries Graph
n/m6 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Cwmbran Crownbridge
Timeseries Graph
45 (2 Low)2 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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/m17 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Derry Rosemount
Timeseries Graph
52 (2 Low)2 (1 Low)3 (1 Low)9 (1 Low)15 (1 Low)
*1
31/07/2021
12:00:00
Dewsbury Ashworth Grove
Timeseries Graph
n/m4 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m10 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Dumbarton Roadside
Timeseries Graph
n/m22 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Dumfries
Timeseries Graph
n/m37 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Dundee Mains Loan
Timeseries Graph
n/m4 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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/mn/a 19/07/2021
18:00:00
Eastbourne
Timeseries Graph
n/mn/an/mn/an/a 30/07/2021
17:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/m14 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Edinburgh St Leonards
Timeseries Graph
29 (1 Low)5 (1 Low)4 (1 Low)3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Eskdalemuir
Timeseries Graph
n/an/an/mn/mn/m 17/07/2021
02:00:00
Exeter Roadside
Timeseries Graph
34 (2 Low)7 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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
Fort William
Timeseries Graph
48 (2 Low)1 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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/m21 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Glasgow High Street
Timeseries Graph
n/m29 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Glasgow Kerbside
Timeseries Graph
n/m47 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Glasgow Townhead
Timeseries Graph
37 (2 Low)8 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Glazebury
Timeseries Graph
49 (2 Low)3 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Grangemouth
Timeseries Graph
n/m7 (1 Low)7 (1 Low)1 (1 Low)4 (1 Low)
*1
31/07/2021
12:00:00
Grangemouth Moray
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Greenock A8 Roadside
Timeseries Graph
n/m31 (1 Low)n/m4 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00

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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 Roadside
Timeseries Graph
n/m46 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Haringey Roadside
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Hartlepool St Abbs Walk
Timeseries Graph
n/m4 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
High Muffles
Timeseries Graph
46 (2 Low)3 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Honiton
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Horley
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Hull Freetown
Timeseries Graph
39 (2 Low)7 (1 Low)2 (1 Low)7 (1 Low)14 (1 Low)
*2
31/07/2021
12:00:00
Hull Holderness Road
Timeseries Graph
n/m16 (1 Low)n/mn/mn/a 31/07/2021
12:00:00

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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
n/m4 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Inverness
Timeseries Graph
n/m15 (1 Low)n/m3 (1 Low)5 (1 Low)
*2
31/07/2021
12:00:00

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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
60 (2 Low)2 (1 Low)2 (1 Low)n/mn/m 31/07/2021
12:00:00
Leamington Spa
Timeseries Graph
42 (2 Low)7 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m5 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Leeds Centre
Timeseries Graph
41 (2 Low)20 (1 Low)2 (1 Low)4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Leeds Headingley Kerbside
Timeseries Graph
n/m8 (1 Low)n/m8 (1 Low)13 (1 Low)
*1
31/07/2021
12:00:00
Leicester A594 Roadside
Timeseries Graph
n/m24 (1 Low)n/mn/m11 (1 Low)
*1
31/07/2021
12:00:00
Leicester University
Timeseries Graph
34 (2 Low)15 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Leominster
Timeseries Graph
37 (2 Low)1 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Lerwick
Timeseries Graph
53 (2 Low)n/mn/mn/mn/m 31/07/2021
12:00:00
Lincoln Canwick Road
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Liverpool Speke
Timeseries Graph
n/mn/mn/mn/mn/m -
London Bexley
Timeseries Graph
n/m9 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
London Bloomsbury
Timeseries Graph
37 (2 Low)31 (1 Low)2 (1 Low)7 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00
London Eltham
Timeseries Graph
32 (1 Low)12 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
London Haringey Priory Park South
Timeseries Graph
n/an/an/mn/mn/m 30/07/2021
12:00:00
London Harlington
Timeseries Graph
43 (2 Low)22 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
13:00:00
London Hillingdon
Timeseries Graph
37 (2 Low)14 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
London Honor Oak Park
Timeseries Graph
n/mn/mn/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
London Marylebone Road
Timeseries Graph
14 (1 Low)35 (1 Low)4 (1 Low)6 (1 Low)7 (1 Low) 31/07/2021
12:00:00
London N. Kensington
Timeseries Graph
47 (2 Low)4 (1 Low)n/a3 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
London Westminster
Timeseries Graph
n/m12 (1 Low)n/m2 (1 Low)n/m 31/07/2021
12:00:00
Lough Navar
Timeseries Graph
34 (2 Low)n/mn/m2 (1 Low)4 (1 Low)
*2
31/07/2021
12:00:00
Lullington Heath
Timeseries Graph
43 (2 Low)3 (1 Low)4 (1 Low)n/mn/m 31/07/2021
12:00:00
Luton A505 Roadside
Timeseries Graph
n/m35 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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
57 (2 Low)n/mn/mn/mn/m 31/07/2021
12:00:00
Manchester Piccadilly
Timeseries Graph
32 (1 Low)15 (1 Low)3 (1 Low)7 (1 Low)21 (2 Low)
*2
31/07/2021
12:00:00
Manchester Sharston
Timeseries Graph
44 (2 Low)12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Middlesbrough
Timeseries Graph
29 (1 Low)8 (1 Low)1 (1 Low)4 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00

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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
29 (1 Low)0 (1 Low)3 (1 Low)3 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Newcastle Centre
Timeseries Graph
30 (1 Low)27 (1 Low)n/m5 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m17 (1 Low)n/mn/m7 (1 Low)
*1
31/07/2021
12:00:00
Newport
Timeseries Graph
n/m3 (1 Low)n/m2 (1 Low)4 (1 Low)
*2
31/07/2021
12:00:00
Northampton Spring Park
Timeseries Graph
n/an/an/m8 (1 Low)n/m 31/07/2021
12:00:00
Norwich Lakenfields
Timeseries Graph
44 (2 Low)2 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
31/07/2021
12:00:00
Nottingham Centre
Timeseries Graph
35 (2 Low)11 (1 Low)8 (1 Low)6 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Nottingham Western Boulevard
Timeseries Graph
n/m15 (1 Low)n/mn/m11 (1 Low)
*1
31/07/2021
12:00:00

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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/m22 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Oxford Centre Roadside
Timeseries Graph
n/m22 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Oxford St Ebbes
Timeseries Graph
n/m3 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00

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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
46 (2 Low)2 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Plymouth Centre
Timeseries Graph
41 (2 Low)5 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m9 (1 Low)n/mn/mn/m 31/07/2021
11:00:00
Port Talbot Margam
Timeseries Graph
38 (2 Low)5 (1 Low)1 (1 Low)3 (1 Low)11 (1 Low)
*1
31/07/2021
12:00:00
Portsmouth
Timeseries Graph
53 (2 Low)4 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
31/07/2021
12:00:00
Portsmouth Anglesea Road
Timeseries Graph
n/m21 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
12:00:00
Preston
Timeseries Graph
46 (2 Low)12 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00

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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/m20 (1 Low)n/mn/m11 (1 Low)
*1
31/07/2021
12:00:00
Reading New Town
Timeseries Graph
36 (2 Low)11 (1 Low)n/m3 (1 Low)8 (1 Low)
*1
31/07/2021
12:00:00
Rochester Stoke
Timeseries Graph
53 (2 Low)5 (1 Low)1 (1 Low)4 (1 Low)8 (1 Low)
*2
31/07/2021
12:00:00

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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
n/m12 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m3 (1 Low)10 (1 Low)
*1
31/07/2021
12:00:00
Sandy Roadside
Timeseries Graph
n/m17 (1 Low)n/m6 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00
Scunthorpe Town
Timeseries Graph
n/m5 (1 Low)2 (1 Low)n/mn/a 31/07/2021
12:00:00
Shaw Crompton Way
Timeseries Graph
n/m20 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Sheffield Barnsley Road
Timeseries Graph
n/m11 (1 Low)n/m8 (1 Low)n/m 31/07/2021
12:00:00
Sheffield Devonshire Green
Timeseries Graph
55 (2 Low)12 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Sheffield Tinsley
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Sibton
Timeseries Graph
49 (2 Low)n/mn/mn/mn/m 31/07/2021
12:00:00
Southampton A33
Timeseries Graph
n/m22 (1 Low)n/mn/m11 (1 Low)
*1
31/07/2021
12:00:00
Southampton Centre
Timeseries Graph
30 (1 Low)11 (1 Low)1 (1 Low)4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Southend-on-Sea
Timeseries Graph
42 (2 Low)8 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m19 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
12:00:00
St Helens Linkway
Timeseries Graph
n/m18 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
12:00:00
St Osyth
Timeseries Graph
52 (2 Low)2 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/m15 (1 Low)n/m6 (1 Low)6 (1 Low)
*1
31/07/2021
12:00:00
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m17 (1 Low)n/m7 (1 Low)n/m 31/07/2021
12:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m10 (1 Low)n/m9 (1 Low)16 (1 Low)
*1
31/07/2021
12:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m30 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
12:00:00
Stoke-on-Trent Centre
Timeseries Graph
37 (2 Low)16 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
31/07/2021
12:00:00
Storrington Roadside
Timeseries Graph
n/mn/an/mn/mn/m 31/07/2021
08:00:00
Strathvaich
Timeseries Graph
60 (2 Low)n/mn/mn/mn/m 31/07/2021
12:00:00
Sunderland Silksworth
Timeseries Graph
30 (1 Low)9 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
31/07/2021
12:00:00
Sunderland Wessington Way
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Swansea Roadside
Timeseries Graph
n/m6 (1 Low)n/m6 (1 Low)6 (1 Low)
*1
31/07/2021
12:00:00
Swindon Walcot
Timeseries Graph
n/m3 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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
Telford Hollinswood
Timeseries Graph
n/m6 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Thurrock
Timeseries Graph
n/an/an/an/m10 (1 Low)
*1
31/07/2021
12:00:00
Tower Hamlets Roadside
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 31/07/2021
12:00:00

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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
46 (2 Low)4 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Warrington
Timeseries Graph
n/m5 (1 Low)n/m3 (1 Low)7 (1 Low)
*1
31/07/2021
12:00:00
West Bromwich Kenrick Park
Timeseries Graph
n/m7 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Weybourne
Timeseries Graph
41 (2 Low)n/mn/mn/mn/m 31/07/2021
12:00:00
Wicken Fen
Timeseries Graph
49 (2 Low)3 (1 Low)4 (1 Low)n/mn/m 31/07/2021
12:00:00
Widnes Milton Road
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Wigan Centre
Timeseries Graph
47 (2 Low)3 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
12:00:00
Wirral Tranmere
Timeseries Graph
54 (2 Low)5 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
12:00:00
Worthing A27 Roadside
Timeseries Graph
n/m25 (1 Low)n/mn/an/m 31/07/2021
12:00:00
Wrexham
Timeseries Graph
n/m4 (1 Low)2 (1 Low)3 (1 Low)5 (1 Low)
*2
31/07/2021
12:00:00

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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
49 (2 Low)0 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
York Bootham
Timeseries Graph
n/mn/an/mn/an/a 29/07/2021
20:00:00
York Fishergate
Timeseries Graph
n/m15 (1 Low)n/m5 (1 Low)14 (1 Low)
*1
31/07/2021
12:00:00

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