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.

  • PM10 data is from a FDMS PM10 instrument type unless specified
  • View the legend
  • Maximum pollutant levels displayed on UK-AIR for the 24 hour period up to midday Sat 31st Jul 2021

Filter by region:

Central Scotland

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
Auchencorth Moss
Timeseries Graph
70 (3 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
31/07/2021
10:00:00
Bush Estate
Timeseries Graph
75 (3 Low)12 (1 Low)n/mn/mn/m 30/07/2021
21:00:00
Dumbarton Roadside
Timeseries Graph
n/m24 (1 Low)n/mn/mn/m 30/07/2021
16:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/m42 (1 Low)n/mn/mn/m 31/07/2021
10:00:00
Edinburgh St Leonards
Timeseries Graph
66 (2 Low)24 (1 Low)4 (1 Low)4 (1 Low)7 (1 Low)
*2
31/07/2021
11:30:00
Glasgow Great Western Road
Timeseries Graph
n/m26 (1 Low)n/mn/mn/m 30/07/2021
23:00:00
Glasgow High Street
Timeseries Graph
n/m68 (2 Low)n/m3 (1 Low)7 (1 Low)
*2
31/07/2021
06:00:00
Glasgow Kerbside
Timeseries Graph
n/m55 (1 Low)n/mn/mn/m 30/07/2021
14:00:00
Glasgow Townhead
Timeseries Graph
53 (2 Low)24 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
08:00:00
Grangemouth
Timeseries Graph
n/m14 (1 Low)7 (1 Low)1 (1 Low)5 (1 Low)
*1
31/07/2021
02:45:00
Grangemouth Moray
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 30/07/2021
14:00:00
Greenock A8 Roadside
Timeseries Graph
n/m56 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
06:00:00

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East Midlands

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
Chesterfield Loundsley Green
Timeseries Graph
n/m16 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
Chesterfield Roadside
Timeseries Graph
n/m15 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
Derby St Alkmund's Way
Timeseries Graph
n/m28 (1 Low)n/mn/mn/m 30/07/2021
15:00:00
Ladybower
Timeseries Graph
62 (2 Low)8 (1 Low)2 (1 Low)n/mn/m 30/07/2021
13:30:00
Leicester A594 Roadside
Timeseries Graph
n/m41 (1 Low)n/mn/m11 (1 Low)
*1
30/07/2021
15:00:00
Leicester University
Timeseries Graph
37 (2 Low)26 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
31/07/2021
01:00:00
Lincoln Canwick Road
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 30/07/2021
16:00:00
Northampton Spring Park
Timeseries Graph
n/an/an/m9 (1 Low)n/m 31/07/2021
01:00:00
Nottingham Centre
Timeseries Graph
35 (2 Low)33 (1 Low)9 (1 Low)6 (1 Low)9 (1 Low)
*2
30/07/2021
19:15:00
Nottingham Western Boulevard
Timeseries Graph
n/m28 (1 Low)n/mn/m16 (1 Low)
*1
30/07/2021
14:00:00

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Eastern

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
Borehamwood Meadow Park
Timeseries Graph
n/m10 (1 Low)n/mn/mn/m 30/07/2021
20:00:00
Cambridge Roadside
Timeseries Graph
n/m31 (1 Low)n/mn/mn/m 30/07/2021
16:00:00
Luton A505 Roadside
Timeseries Graph
n/m35 (1 Low)n/mn/mn/m 31/07/2021
12:00:00
Norwich Lakenfields
Timeseries Graph
52 (2 Low)7 (1 Low)n/m6 (1 Low)11 (1 Low)
*2
31/07/2021
01:00:00
Sandy Roadside
Timeseries Graph
n/m23 (1 Low)n/m6 (1 Low)14 (1 Low)
*1
31/07/2021
07:00:00
Sibton
Timeseries Graph
56 (2 Low)n/mn/mn/mn/m 30/07/2021
19:00:00
Southend-on-Sea
Timeseries Graph
50 (2 Low)11 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
31/07/2021
01:00:00
St Osyth
Timeseries Graph
57 (2 Low)7 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/m20 (1 Low)n/m6 (1 Low)9 (1 Low)
*1
31/07/2021
12:00:00
Thurrock
Timeseries Graph
n/an/an/an/m13 (1 Low)
*1
21/07/2021
13:15:00
Weybourne
Timeseries Graph
59 (2 Low)n/mn/mn/mn/m 31/07/2021
01:00:00
Wicken Fen
Timeseries Graph
52 (2 Low)7 (1 Low)5 (1 Low)n/mn/m 30/07/2021
16:45:00

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Greater London

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
Camden Kerbside
Timeseries Graph
n/m24 (1 Low)n/m7 (1 Low)11 (1 Low) 31/07/2021
01:00:00
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/mn/a 19/07/2021
12:00:00
Haringey Roadside
Timeseries Graph
n/m31 (1 Low)n/mn/mn/m 30/07/2021
13:00:00
London Bexley
Timeseries Graph
n/m13 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
31/07/2021
01:00:00
London Bloomsbury
Timeseries Graph
42 (2 Low)35 (1 Low)2 (1 Low)7 (1 Low)14 (1 Low)
*1
30/07/2021
13:00:00
London Eltham
Timeseries Graph
38 (2 Low)13 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
London Haringey Priory Park South
Timeseries Graph
n/a11 (1 Low)n/mn/mn/m 28/07/2021
10:00:00
London Harlington
Timeseries Graph
49 (2 Low)14 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
10:00:00
London Hillingdon
Timeseries Graph
49 (2 Low)17 (1 Low)n/mn/mn/m 30/07/2021
24:00:
London Honor Oak Park
Timeseries Graph
n/mn/mn/m5 (1 Low)10 (1 Low)
*2
31/07/2021
01:00:00
London Marylebone Road
Timeseries Graph
17 (1 Low)47 (1 Low)7 (1 Low)6 (1 Low)8 (1 Low) 31/07/2021
09:15:00
London N. Kensington
Timeseries Graph
54 (2 Low)12 (1 Low)n/a4 (1 Low)9 (1 Low)
*2
12/07/2021
22:15:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/m3 (1 Low)7 (1 Low)
*2
31/07/2021
10:00:00
London Westminster
Timeseries Graph
n/m16 (1 Low)n/m3 (1 Low)n/m 31/07/2021
01:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m20 (1 Low)n/mn/m14 (1 Low)
*1
31/07/2021
10:00:00
Tower Hamlets Roadside
Timeseries Graph
n/m16 (1 Low)n/mn/mn/m 30/07/2021
22:00:00

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Highland

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
Fort William
Timeseries Graph
55 (2 Low)8 (1 Low)n/mn/mn/m 30/07/2021
21:00:00
Inverness
Timeseries Graph
n/m28 (1 Low)n/m3 (1 Low)5 (1 Low)
*2
31/07/2021
12:00:00
Lerwick
Timeseries Graph
62 (2 Low)n/mn/mn/mn/m 30/07/2021
23:00:00
Strathvaich
Timeseries Graph
71 (3 Low)n/mn/mn/mn/m 30/07/2021
16:00:00

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North East

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
Billingham
Timeseries Graph
n/m9 (1 Low)n/mn/mn/m 31/07/2021
08:00:00
Hartlepool St Abbs Walk
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 30/07/2021
21:00:00
Middlesbrough
Timeseries Graph
55 (2 Low)13 (1 Low)7 (1 Low)4 (1 Low)13 (1 Low)
*1
30/07/2021
15:15:00
Newcastle Centre
Timeseries Graph
46 (2 Low)39 (1 Low)n/m5 (1 Low)12 (1 Low)
*1
31/07/2021
12:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m21 (1 Low)n/mn/m7 (1 Low)
*1
30/07/2021
14:00:00
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m42 (1 Low)n/m8 (1 Low)n/m 31/07/2021
01:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m25 (1 Low)n/m9 (1 Low)16 (1 Low)
*1
31/07/2021
12:00:00
Sunderland Silksworth
Timeseries Graph
56 (2 Low)26 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
31/07/2021
08:00:00
Sunderland Wessington Way
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 31/07/2021
01:00:00

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North East Scotland

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
Timeseries Graph
61 (2 Low)31 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
10:00:00
Aberdeen Union Street Roadside
Timeseries Graph
n/m86 (2 Low)n/mn/mn/m 30/07/2021
20:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m71 (2 Low)n/mn/mn/m 30/07/2021
17:00:00
Dundee Mains Loan
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 30/07/2021
23:00:00

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North Wales

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
Aston Hill
Timeseries Graph
71 (3 Low)9 (1 Low)n/mn/mn/m 31/07/2021
04:00:00
Wrexham
Timeseries Graph
n/m21 (1 Low)2 (1 Low)5 (1 Low)7 (1 Low)
*2
31/07/2021
11:15:00

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North West & Merseyside

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
Birkenhead Borough Road
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 30/07/2021
13:00:00
Blackburn Accrington Road
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 30/07/2021
19:00:00
Blackpool Marton
Timeseries Graph
68 (3 Low)5 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m20 (1 Low)n/mn/m8 (1 Low)
*1
30/07/2021
13:00:00
Crewe Coppenhall
Timeseries Graph
n/m13 (1 Low)n/mn/mn/m 30/07/2021
22:00:00
Glazebury
Timeseries Graph
55 (2 Low)10 (1 Low)n/mn/mn/m 30/07/2021
24:00:
Liverpool Speke
Timeseries Graph
n/mn/mn/mn/mn/m -
Manchester Piccadilly
Timeseries Graph
37 (2 Low)33 (1 Low)3 (1 Low)7 (1 Low)21 (2 Low)
*2
30/07/2021
12:15:00
Manchester Sharston
Timeseries Graph
53 (2 Low)20 (1 Low)n/mn/mn/m 31/07/2021
02:00:00
Preston
Timeseries Graph
46 (2 Low)34 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
02:00:00
Salford Eccles
Timeseries Graph
n/m24 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
31/07/2021
01:00:00
Shaw Crompton Way
Timeseries Graph
n/m31 (1 Low)n/mn/mn/m 30/07/2021
20:00:00
St Helens Linkway
Timeseries Graph
n/m27 (1 Low)n/mn/m11 (1 Low)
*1
30/07/2021
17:00:00
Warrington
Timeseries Graph
n/m14 (1 Low)n/m5 (1 Low)8 (1 Low)
*1
31/07/2021
02:00:00
Widnes Milton Road
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Wigan Centre
Timeseries Graph
54 (2 Low)8 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
Wirral Tranmere
Timeseries Graph
62 (2 Low)15 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00

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Northern Ireland

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
Armagh Roadside
Timeseries Graph
n/m27 (1 Low)n/mn/m13 (1 Low)
*1
31/07/2021
12:00:00
Ballymena Antrim Road
Timeseries Graph
n/m17 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Ballymena Ballykeel
Timeseries Graph
n/m4 (1 Low)7 (1 Low)n/mn/m 31/07/2021
02:45:00
Belfast Centre
Timeseries Graph
61 (2 Low)16 (1 Low)2 (1 Low)4 (1 Low)7 (1 Low)
*2
31/07/2021
01:15:00
Belfast Stockman's Lane
Timeseries Graph
n/m63 (1 Low)n/mn/m12 (1 Low)
*1
30/07/2021
14:00:00
Derry Rosemount
Timeseries Graph
64 (2 Low)4 (1 Low)3 (1 Low)9 (1 Low)15 (1 Low)
*1
31/07/2021
02:30:00
Lough Navar
Timeseries Graph
64 (2 Low)n/mn/m2 (1 Low)4 (1 Low)
*2
31/07/2021
01:00:00

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Scottish Borders

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
Dumfries
Timeseries Graph
n/m66 (1 Low)n/mn/mn/m 30/07/2021
14:00:00
Eskdalemuir
Timeseries Graph
n/an/an/mn/mn/m 16/07/2021
13:00:00
Peebles
Timeseries Graph
60 (2 Low)7 (1 Low)n/mn/mn/m 30/07/2021
21:00:00

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South East

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
Brighton Preston Park
Timeseries Graph
54 (2 Low)13 (1 Low)n/mn/an/m 23/07/2021
01:00:00
Canterbury
Timeseries Graph
60 (2 Low)7 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Chatham Roadside
Timeseries Graph
n/m21 (1 Low)n/m5 (1 Low)15 (1 Low)
*1
31/07/2021
01:00:00
Chilbolton Observatory
Timeseries Graph
48 (2 Low)4 (1 Low)5 (1 Low)4 (1 Low)9 (1 Low)
*2
30/07/2021
12:15:00
Eastbourne
Timeseries Graph
n/m14 (1 Low)n/m6 (1 Low)14 (1 Low)
*2
30/07/2021
11:00:00
Horley
Timeseries Graph
n/m21 (1 Low)n/mn/mn/m 31/07/2021
06:00:00
Lullington Heath
Timeseries Graph
62 (2 Low)8 (1 Low)5 (1 Low)n/mn/m 31/07/2021
07:45:00
Oxford Centre Roadside
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 30/07/2021
13:00:00
Oxford St Ebbes
Timeseries Graph
n/m7 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00
Portsmouth
Timeseries Graph
77 (3 Low)11 (1 Low)n/m5 (1 Low)12 (1 Low)
*2
31/07/2021
01:00:00
Portsmouth Anglesea Road
Timeseries Graph
n/m22 (1 Low)n/mn/m16 (1 Low)
*1
31/07/2021
11:00:00
Reading London Road
Timeseries Graph
n/m30 (1 Low)n/mn/m13 (1 Low)
*1
30/07/2021
22:00:00
Reading New Town
Timeseries Graph
48 (2 Low)18 (1 Low)n/m4 (1 Low)9 (1 Low)
*1
31/07/2021
01:00:00
Rochester Stoke
Timeseries Graph
53 (2 Low)9 (1 Low)2 (1 Low)6 (1 Low)11 (1 Low)
*2
31/07/2021
02:45:00
Southampton A33
Timeseries Graph
n/m22 (1 Low)n/mn/m15 (1 Low)
*1
31/07/2021
12:00:00
Southampton Centre
Timeseries Graph
48 (2 Low)64 (1 Low)2 (1 Low)5 (1 Low)11 (1 Low)
*2
30/07/2021
23:30:00
Storrington Roadside
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Worthing A27 Roadside
Timeseries Graph
n/m36 (1 Low)n/mn/an/m 28/07/2021
09:00:00

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South Wales

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
Cardiff Centre
Timeseries Graph
54 (2 Low)14 (1 Low)n/a5 (1 Low)9 (1 Low)
*1
26/07/2021
13:00:00
Cardiff Newport Road
Timeseries Graph
n/m20 (1 Low)n/mn/m11 (1 Low)
*1
30/07/2021
22:00:00
Chepstow A48
Timeseries Graph
n/m36 (1 Low)n/m6 (1 Low)9 (1 Low)
*1
31/07/2021
07:00:00
Cwmbran Crownbridge
Timeseries Graph
66 (2 Low)3 (1 Low)n/mn/mn/m 30/07/2021
24:00:
Hafod-yr-ynys Roadside
Timeseries Graph
n/m57 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Narberth
Timeseries Graph
50 (2 Low)2 (1 Low)3 (1 Low)3 (1 Low)7 (1 Low)
*2
31/07/2021
09:45:00
Newport
Timeseries Graph
n/m10 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
31/07/2021
01:00:00
Port Talbot Margam
Timeseries Graph
58 (2 Low)19 (1 Low)1 (1 Low)3 (1 Low)11 (1 Low)
*1
31/07/2021
02:30:00
Swansea Roadside
Timeseries Graph
n/m14 (1 Low)n/m6 (1 Low)7 (1 Low)
*1
31/07/2021
12:00:00

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South West

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
Barnstaple A39
Timeseries Graph
n/mn/mn/m7 (1 Low)13 (1 Low)
*1
31/07/2021
06:00:00
Bath A4 Roadside
Timeseries Graph
n/m28 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Bournemouth
Timeseries Graph
72 (3 Low)2 (1 Low)n/m9 (1 Low)n/m 31/07/2021
01:00:00
Bristol St Paul's
Timeseries Graph
63 (2 Low)13 (1 Low)n/m4 (1 Low)10 (1 Low)
*1
31/07/2021
10:00:00
Bristol Temple Way
Timeseries Graph
n/m24 (1 Low)n/mn/m22 (2 Low)
*1
30/07/2021
18:00:00
Charlton Mackrell
Timeseries Graph
104 (4 Moderate)5 (1 Low)n/mn/mn/m 30/07/2021
22:00:00
Christchurch Barrack Road
Timeseries Graph
n/m54 (1 Low)n/m7 (1 Low)n/m 31/07/2021
01:00:00
Exeter Roadside
Timeseries Graph
45 (2 Low)15 (1 Low)n/mn/mn/m 31/07/2021
03:00:00
Honiton
Timeseries Graph
n/m7 (1 Low)n/mn/mn/m 30/07/2021
22:00:00
Plymouth Centre
Timeseries Graph
55 (2 Low)5 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
31/07/2021
01:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m10 (1 Low)n/mn/mn/m 30/07/2021
18:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m4 (1 Low)13 (1 Low)
*1
31/07/2021
01:00:00
Swindon Walcot
Timeseries Graph
n/m7 (1 Low)n/mn/mn/m 31/07/2021
03:00:00
Yarner Wood
Timeseries Graph
60 (2 Low)1 (1 Low)n/mn/mn/m 30/07/2021
19:00:00

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West Ireland

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
63 (2 Low)n/mn/mn/mn/m 30/07/2021
17:00:00

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West Midlands

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
Birmingham A4540 Roadside
Timeseries Graph
36 (2 Low)44 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
31/07/2021
01:00:00
Birmingham Acocks Green
Timeseries Graph
57 (2 Low)14 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00
Birmingham Ladywood
Timeseries Graph
54 (2 Low)18 (1 Low)2 (1 Low)5 (1 Low)8 (1 Low)
*2
31/07/2021
01:45:00
Burton-on-Trent Horninglow
Timeseries Graph
n/m14 (1 Low)n/mn/mn/m 30/07/2021
13:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 30/07/2021
15:00:00
Coventry Allesley
Timeseries Graph
51 (2 Low)16 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00
Coventry Binley Road
Timeseries Graph
n/m35 (1 Low)n/mn/m12 (1 Low)
*1
30/07/2021
19:00:00
Leamington Spa
Timeseries Graph
46 (2 Low)18 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m12 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
31/07/2021
01:00:00
Leominster
Timeseries Graph
67 (3 Low)7 (1 Low)n/mn/mn/m 30/07/2021
24:00:
Oldbury Birmingham Road
Timeseries Graph
n/m31 (1 Low)n/mn/mn/m 30/07/2021
22:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m40 (1 Low)n/mn/m10 (1 Low)
*1
31/07/2021
11:00:00
Stoke-on-Trent Centre
Timeseries Graph
49 (2 Low)38 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
31/07/2021
08:00:00
Telford Hollinswood
Timeseries Graph
n/m16 (1 Low)n/mn/mn/m 30/07/2021
15:00:00
Walsall Woodlands
Timeseries Graph
53 (2 Low)12 (1 Low)n/mn/mn/m 31/07/2021
03:00:00
West Bromwich Kenrick Park
Timeseries Graph
n/m15 (1 Low)n/mn/mn/m 31/07/2021
09:00:00

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Yorkshire & Humberside

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
Barnsley Gawber
Timeseries Graph
53 (2 Low)17 (1 Low)3 (1 Low)n/mn/m 31/07/2021
11:00:00
Bradford Mayo Avenue
Timeseries Graph
n/m95 (2 Low)n/mn/mn/m 30/07/2021
18:00:00
Dewsbury Ashworth Grove
Timeseries Graph
n/m28 (1 Low)n/mn/mn/m 30/07/2021
20:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 30/07/2021
16:00:00
High Muffles
Timeseries Graph
69 (3 Low)5 (1 Low)n/mn/mn/m 31/07/2021
01:00:00
Hull Freetown
Timeseries Graph
51 (2 Low)15 (1 Low)3 (1 Low)7 (1 Low)14 (1 Low)
*2
31/07/2021
02:30:00
Hull Holderness Road
Timeseries Graph
n/m16 (1 Low)n/mn/mn/a 31/07/2021
12:00:00
Immingham Woodlands Avenue
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 30/07/2021
17:00:00
Leeds Centre
Timeseries Graph
41 (2 Low)46 (1 Low)2 (1 Low)5 (1 Low)9 (1 Low)
*2
30/07/2021
17:45:00
Leeds Headingley Kerbside
Timeseries Graph
n/m37 (1 Low)n/m9 (1 Low)14 (1 Low)
*1
31/07/2021
08:00:00
Scunthorpe Town
Timeseries Graph
n/m25 (1 Low)3 (1 Low)n/mn/a 30/07/2021
12:15:00
Sheffield Barnsley Road
Timeseries Graph
n/m38 (1 Low)n/m11 (1 Low)n/m 31/07/2021
01:00:00
Sheffield Devonshire Green
Timeseries Graph
55 (2 Low)28 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
31/07/2021
01:00:00
Sheffield Tinsley
Timeseries Graph
n/m26 (1 Low)n/mn/mn/m 30/07/2021
21:00:00
York Bootham
Timeseries Graph
n/mn/an/mn/an/a 29/07/2021
01:00:00
York Fishergate
Timeseries Graph
n/m42 (1 Low)n/m6 (1 Low)16 (1 Low)
*1
31/07/2021
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