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 7am Wed 24th Jul 2024

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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
68 (3 Low)n/mn/m4 (1 Low)6 (1 Low)
*2
24/07/2024
01:00:00
Bush Estate
Timeseries Graph
63 (2 Low)7 (1 Low)n/mn/mn/m 23/07/2024
20:00:00
Dumbarton Roadside
Timeseries Graph
n/m16 (1 Low)n/mn/mn/m 23/07/2024
18:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/m41 (1 Low)n/mn/mn/m 23/07/2024
09:00:00
Edinburgh St Leonards
Timeseries Graph
n/an/an/an/an/a 06/06/2024
18:45:00
Glasgow Great Western Road
Timeseries Graph
n/m24 (1 Low)n/mn/mn/m 23/07/2024
08:00:00
Glasgow High Street
Timeseries Graph
n/m18 (1 Low)n/m6 (1 Low)8 (1 Low)
*2
24/07/2024
01:00:00
Glasgow Kerbside
Timeseries Graph
n/m56 (1 Low)n/mn/mn/m 23/07/2024
10:00:00
Glasgow Townhead
Timeseries Graph
60 (2 Low)25 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
24/07/2024
01:00:00
Grangemouth
Timeseries Graph
n/m23 (1 Low)12 (1 Low)6 (1 Low)8 (1 Low)
*1
23/07/2024
21:15:00
Grangemouth Moray
Timeseries Graph
n/m22 (1 Low)n/mn/mn/m 23/07/2024
16:00:00
Greenock A8 Roadside
Timeseries Graph
n/m28 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
24/07/2024
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
69 (3 Low)13 (1 Low)n/m3 (1 Low)7 (1 Low)
*2
24/07/2024
03:00:00
Chesterfield Roadside
Timeseries Graph
n/m19 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
04:00:00
Derby St Alkmund's Way
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 23/07/2024
18:00:00
Derby Stockbrook Park
Timeseries Graph
65 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
24/07/2024
03:00:00
Ladybower
Timeseries Graph
68 (3 Low)12 (1 Low)3 (1 Low)3 (1 Low)6 (1 Low)
*2
23/07/2024
20:15:00
Leicester A594 Roadside
Timeseries Graph
n/m30 (1 Low)n/mn/m11 (1 Low)
*1
23/07/2024
15:00:00
Leicester University
Timeseries Graph
74 (3 Low)19 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
01:00:00
Lincoln Canwick Road
Timeseries Graph
n/m43 (1 Low)n/mn/mn/m 23/07/2024
17:00:00
Northampton Spring Park
Timeseries Graph
73 (3 Low)11 (1 Low)n/m8 (1 Low)n/m 24/07/2024
07:00:00
Nottingham Kenmore Gardens
Timeseries Graph
77 (3 Low)14 (1 Low)2 (1 Low)4 (1 Low)12 (1 Low)
*2
24/07/2024
07:00:00
Nottingham Western Boulevard
Timeseries Graph
n/m36 (1 Low)n/mn/m11 (1 Low)
*1
23/07/2024
09:00:00
Tallington
Timeseries Graph
72 (3 Low)n/mn/m4 (1 Low)9 (1 Low)
*2
24/07/2024
02:00:00
Toft Newton
Timeseries Graph
68 (3 Low)5 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00

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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/mn/an/mn/an/a 17/07/2024
10:00:00
Cambridge Roadside
Timeseries Graph
n/m22 (1 Low)n/mn/mn/m 23/07/2024
14:00:00
Luton A505 Roadside
Timeseries Graph
n/m51 (1 Low)n/mn/mn/m 23/07/2024
19:00:00
Norwich Lakenfields
Timeseries Graph
60 (2 Low)12 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Sandy Roadside
Timeseries Graph
n/m17 (1 Low)n/mn/an/a 19/07/2024
01:00:00
Sibton
Timeseries Graph
47 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
24/07/2024
06:00:00
Southend-on-Sea
Timeseries Graph
56 (2 Low)22 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
St Osyth
Timeseries Graph
69 (3 Low)13 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
24/07/2024
07:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/mn/an/m5 (1 Low)9 (1 Low)
*1
24/07/2024
07:00:00
Thurrock
Timeseries Graph
63 (2 Low)37 (1 Low)2 (1 Low)6 (1 Low)11 (1 Low)
*2
24/07/2024
05:45:00
Weybourne
Timeseries Graph
61 (2 Low)n/mn/m4 (1 Low)8 (1 Low)
*2
24/07/2024
05:00:00
Wicken Fen
Timeseries Graph
57 (2 Low)7 (1 Low)3 (1 Low)4 (1 Low)9 (1 Low)
*2
23/07/2024
10:15:00

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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/m88 (2 Low)n/m8 (1 Low)16 (1 Low)
*1
24/07/2024
07:00:00
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/m42 (3 Low)
*1
24/07/2024
07:00:00
Haringey Roadside
Timeseries Graph
n/m40 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
London Bexley
Timeseries Graph
n/m51 (1 Low)n/m6 (1 Low)10 (1 Low)
*2
24/07/2024
07:00:00
London Bloomsbury
Timeseries Graph
51 (2 Low)48 (1 Low)2 (1 Low)5 (1 Low)9 (1 Low)
*2
24/07/2024
02:45:00
London Eltham
Timeseries Graph
n/an/an/mn/an/a 04/07/2023
01:00:00
London Haringey Priory Park South
Timeseries Graph
69 (3 Low)26 (1 Low)n/mn/mn/m 23/07/2024
22:00:00
London Harlington
Timeseries Graph
n/a41 (1 Low)n/m7 (1 Low)31 (2 Low)
*2
24/07/2024
06:00:00
London Hillingdon
Timeseries Graph
55 (2 Low)42 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
24/07/2024
07:00:00
London Honor Oak Park
Timeseries Graph
n/mn/mn/m5 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
London Marylebone Road
Timeseries Graph
42 (2 Low)48 (1 Low)2 (1 Low)9 (1 Low)16 (1 Low)
*1
23/07/2024
10:15:00
London N. Kensington
Timeseries Graph
63 (2 Low)38 (1 Low)2 (1 Low)5 (1 Low)9 (1 Low)
*2
23/07/2024
07:15:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/mn/an/a 09/10/2023
10:00:00
London Westminster
Timeseries Graph
37 (2 Low)39 (1 Low)n/m4 (1 Low)n/m 24/07/2024
07:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m49 (1 Low)n/mn/m17 (2 Low)
*1
24/07/2024
03:00:00
Tower Hamlets Roadside
Timeseries Graph
n/m41 (1 Low)n/mn/mn/m 24/07/2024
02:00:00

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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
51 (2 Low)7 (1 Low)n/mn/mn/m 23/07/2024
20:00:00
Inverness
Timeseries Graph
n/m17 (1 Low)n/m2 (1 Low)5 (1 Low)
*2
24/07/2024
07:00:00
Lerwick
Timeseries Graph
64 (2 Low)n/mn/mn/mn/m 23/07/2024
21:00:00
Strathvaich
Timeseries Graph
55 (2 Low)n/mn/mn/mn/m 23/07/2024
19:00:00

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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
Hartlepool St Abbs Walk
Timeseries Graph
58 (2 Low)15 (1 Low)n/m6 (1 Low)11 (1 Low)
*2
24/07/2024
07:00:00
Middlesbrough
Timeseries Graph
60 (2 Low)25 (1 Low)3 (1 Low)7 (1 Low)15 (1 Low)
*1
23/07/2024
16:45:00
Newcastle Centre
Timeseries Graph
54 (2 Low)22 (1 Low)n/m6 (1 Low)12 (1 Low)
*1
24/07/2024
06:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m47 (1 Low)n/mn/m8 (1 Low)
*1
23/07/2024
22:00:00
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m36 (1 Low)n/m5 (1 Low)n/m 24/07/2024
04:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m26 (1 Low)n/mn/a17 (2 Low)
*1
24/07/2024
01:00:00
Sunderland Silksworth
Timeseries Graph
58 (2 Low)13 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Sunderland Wessington Way
Timeseries Graph
n/m10 (1 Low)n/mn/mn/m 24/07/2024
07:00:00

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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 Erroll Park
Timeseries Graph
43 (2 Low)38 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
24/07/2024
01:00:00
Aberdeen Union Street Roadside
Timeseries Graph
n/m48 (1 Low)n/mn/mn/m 23/07/2024
13:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m43 (1 Low)n/mn/mn/m 23/07/2024
14:00:00
Dundee Mains Loan
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 23/07/2024
08:00:00

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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
63 (2 Low)4 (1 Low)n/mn/mn/m 23/07/2024
21:00:00
Wrexham
Timeseries Graph
n/m17 (1 Low)5 (1 Low)3 (1 Low)5 (1 Low)
*2
23/07/2024
11:00:00

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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/m17 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
Blackburn Accrington Road
Timeseries Graph
n/m21 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
Blackburn Audley Park
Timeseries Graph
59 (2 Low)n/mn/m5 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Blackpool Marton
Timeseries Graph
56 (2 Low)15 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m23 (1 Low)n/mn/m12 (1 Low)
*1
24/07/2024
07:00:00
Carlisle Morton A595
Timeseries Graph
n/m15 (1 Low)n/m6 (1 Low)11 (1 Low)
*1
24/07/2024
04:00:00
Crewe Coppenhall
Timeseries Graph
61 (2 Low)34 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Glazebury
Timeseries Graph
61 (2 Low)14 (1 Low)n/m6 (1 Low)10 (1 Low)
*2
24/07/2024
01:00:00
Liverpool Speke
Timeseries Graph
54 (2 Low)25 (1 Low)2 (1 Low)6 (1 Low)11 (1 Low)
*1
23/07/2024
07:45:00
Manchester Piccadilly
Timeseries Graph
55 (2 Low)35 (1 Low)6 (1 Low)5 (1 Low)9 (1 Low)
*2
23/07/2024
24:15:
Manchester Sharston
Timeseries Graph
66 (2 Low)31 (1 Low)n/mn/mn/m 23/07/2024
19:00:00
Preston
Timeseries Graph
52 (2 Low)14 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Salford Eccles
Timeseries Graph
57 (2 Low)30 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
24/07/2024
07:00:00
Shaw Crompton Way
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
St Helens Linkway
Timeseries Graph
n/m25 (1 Low)n/mn/m13 (1 Low)
*1
24/07/2024
06:00:00
Warrington
Timeseries Graph
n/mn/an/m4 (1 Low)9 (1 Low)
*1
24/07/2024
07:00:00
Widnes Milton Road
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
Wigan Centre
Timeseries Graph
59 (2 Low)19 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Wirral Tranmere
Timeseries Graph
55 (2 Low)15 (1 Low)n/m4 (1 Low)6 (1 Low)
*2
24/07/2024
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/m31 (1 Low)n/mn/m10 (1 Low)
*1
23/07/2024
08:00:00
Ballymena Antrim Road
Timeseries Graph
n/m18 (1 Low)n/mn/mn/m 23/07/2024
08:00:00
Ballymena Ballykeel
Timeseries Graph
n/m6 (1 Low)5 (1 Low)n/mn/m 23/07/2024
11:15:00
Belfast Centre
Timeseries Graph
51 (2 Low)31 (1 Low)2 (1 Low)4 (1 Low)7 (1 Low)
*2
23/07/2024
17:45:00
Belfast Stockman's Lane
Timeseries Graph
n/m50 (1 Low)n/mn/m19 (2 Low)
*1
23/07/2024
09:00:00
Derry Rosemount
Timeseries Graph
51 (2 Low)12 (1 Low)6 (1 Low)5 (1 Low)6 (1 Low)
*1
23/07/2024
20:30:00
Lough Navar
Timeseries Graph
49 (2 Low)n/mn/m2 (1 Low)5 (1 Low)
*2
24/07/2024
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/m46 (1 Low)n/mn/mn/m 23/07/2024
12:00:00
Eskdalemuir
Timeseries Graph
56 (2 Low)n/an/mn/mn/m 23/07/2024
18:00:00
Peebles
Timeseries Graph
60 (2 Low)5 (1 Low)n/mn/mn/m 23/07/2024
20:00:00

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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
41 (2 Low)24 (1 Low)n/m6 (1 Low)n/m 24/07/2024
06:00:00
Canterbury
Timeseries Graph
58 (2 Low)13 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Chatham Roadside
Timeseries Graph
n/m23 (1 Low)n/m6 (1 Low)13 (1 Low)
*1
24/07/2024
07:00:00
Chilbolton Observatory
Timeseries Graph
61 (2 Low)4 (1 Low)2 (1 Low)4 (1 Low)9 (1 Low)
*2
23/07/2024
10:45:00
Eastbourne
Timeseries Graph
48 (2 Low)17 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Horley
Timeseries Graph
n/m17 (1 Low)n/mn/mn/m 23/07/2024
22:00:00
Lullington Heath
Timeseries Graph
50 (2 Low)4 (1 Low)2 (1 Low)5 (1 Low)8 (1 Low)
*2
24/07/2024
02:30:00
Milton Keynes Civic Centre
Timeseries Graph
66 (2 Low)n/mn/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Oxford Centre Roadside
Timeseries Graph
n/m53 (1 Low)n/mn/mn/m 23/07/2024
22:00:00
Oxford St Ebbes
Timeseries Graph
64 (2 Low)43 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Portsmouth
Timeseries Graph
49 (2 Low)18 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Portsmouth Anglesea Road
Timeseries Graph
n/m31 (1 Low)n/mn/m12 (1 Low)
*1
23/07/2024
17:00:00
Reading London Road
Timeseries Graph
n/m37 (1 Low)n/mn/m15 (1 Low)
*1
23/07/2024
20:00:00
Reading New Town
Timeseries Graph
58 (2 Low)24 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Rochester Stoke
Timeseries Graph
61 (2 Low)26 (1 Low)3 (1 Low)6 (1 Low)9 (1 Low)
*2
23/07/2024
11:15:00
Southampton A33
Timeseries Graph
n/m25 (1 Low)n/mn/m11 (1 Low)
*1
23/07/2024
08:00:00
Southampton Centre
Timeseries Graph
44 (2 Low)25 (1 Low)4 (1 Low)4 (1 Low)8 (1 Low)
*2
23/07/2024
17:45:00
Storrington Roadside
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 23/07/2024
18:00:00
Worthing A27 Roadside
Timeseries Graph
n/m28 (1 Low)n/m7 (1 Low)n/m 24/07/2024
07:00:00

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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
53 (2 Low)7 (1 Low)1 (1 Low)6 (1 Low)9 (1 Low)
*1
23/07/2024
06:15:00
Cardiff Newport Road
Timeseries Graph
n/m15 (1 Low)n/mn/m10 (1 Low)
*1
24/07/2024
02:00:00
Chepstow A48
Timeseries Graph
n/m36 (1 Low)n/m5 (1 Low)14 (1 Low)
*1
24/07/2024
07:00:00
Cwmbran Crownbridge
Timeseries Graph
58 (2 Low)10 (1 Low)n/mn/mn/m 23/07/2024
20:00:00
Hafod-yr-ynys Hill Roadside
Timeseries Graph
n/m27 (1 Low)n/mn/mn/m 23/07/2024
19:00:00
Narberth
Timeseries Graph
48 (2 Low)3 (1 Low)2 (1 Low)3 (1 Low)6 (1 Low)
*2
23/07/2024
23:45:00
Newport
Timeseries Graph
n/m15 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Port Talbot Margam
Timeseries Graph
53 (2 Low)16 (1 Low)1 (1 Low)8 (1 Low)24 (2 Low)
*3
23/07/2024
12:00:00
Swansea Roadside
Timeseries Graph
n/m23 (1 Low)n/m6 (1 Low)9 (1 Low)
*1
24/07/2024
07:00:00

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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/m5 (1 Low)10 (1 Low)
*2
24/07/2024
04:00:00
Bath A4 Roadside
Timeseries Graph
n/m32 (1 Low)n/mn/mn/m 23/07/2024
18:00:00
Bournemouth
Timeseries Graph
56 (2 Low)9 (1 Low)n/m5 (1 Low)n/m 24/07/2024
07:00:00
Bristol St Paul's
Timeseries Graph
53 (2 Low)8 (1 Low)n/mn/an/a 17/07/2024
01:00:00
Bristol Temple Way
Timeseries Graph
n/mn/an/mn/m12 (1 Low)
*1
21/07/2024
22:00:00
Charlton Mackrell
Timeseries Graph
55 (2 Low)2 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Christchurch Barrack Road
Timeseries Graph
n/m15 (1 Low)n/m4 (1 Low)n/m 24/07/2024
07:00:00
Exeter Roadside
Timeseries Graph
n/an/an/mn/mn/m 11/10/2023
19:00:00
Honiton
Timeseries Graph
n/an/an/m3 (1 Low)6 (1 Low)
*2
24/07/2024
07:00:00
Plymouth Centre
Timeseries Graph
43 (2 Low)11 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
01:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m23 (1 Low)n/mn/mn/m 23/07/2024
20:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m1 (1 Low)9 (1 Low)
*1
24/07/2024
03:00:00
Swindon Walcot
Timeseries Graph
68 (3 Low)10 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Yarner Wood
Timeseries Graph
50 (2 Low)1 (1 Low)n/m2 (1 Low)4 (1 Low)
*2
24/07/2024
03:00:00

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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
54 (2 Low)n/mn/mn/mn/m 24/07/2024
01:00:00

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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
59 (2 Low)37 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Birmingham Ladywood
Timeseries Graph
76 (3 Low)29 (1 Low)1 (1 Low)3 (1 Low)6 (1 Low)
*2
23/07/2024
10:00:00
Burton-on-Trent Horninglow
Timeseries Graph
78 (3 Low)22 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
Coventry Allesley
Timeseries Graph
80 (3 Low)18 (1 Low)n/m3 (1 Low)7 (1 Low)
*2
24/07/2024
07:00:00
Coventry Binley Road
Timeseries Graph
n/m26 (1 Low)n/mn/m12 (1 Low)
*1
23/07/2024
20:00:00
Leamington Spa
Timeseries Graph
83 (3 Low)16 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m13 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
07:00:00
Leominster
Timeseries Graph
68 (3 Low)12 (1 Low)n/mn/mn/m 23/07/2024
21:00:00
Oldbury Birmingham Road
Timeseries Graph
n/mn/an/mn/mn/m 18/07/2024
23:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m47 (1 Low)n/mn/m12 (1 Low)
*1
24/07/2024
07:00:00
Stoke-on-Trent Centre
Timeseries Graph
56 (2 Low)27 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Telford Hollinswood
Timeseries Graph
69 (3 Low)21 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
24/07/2024
06:00:00
Walsall Woodlands
Timeseries Graph
70 (3 Low)21 (1 Low)n/mn/mn/m 23/07/2024
20:00:00
West Bromwich Kenrick Park
Timeseries Graph
67 (3 Low)29 (1 Low)n/mn/mn/m 23/07/2024
20:00:00

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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
57 (2 Low)19 (1 Low)1 (1 Low)5 (1 Low)11 (1 Low)
*2
23/07/2024
14:45:00
Bradford Mayo Avenue
Timeseries Graph
n/m68 (2 Low)n/mn/mn/m 23/07/2024
19:00:00
Dewsbury Ashworth Grange
Timeseries Graph
63 (2 Low)47 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
24/07/2024
07:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 24/07/2024
07:00:00
High Muffles
Timeseries Graph
65 (2 Low)2 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
24/07/2024
07:00:00
Hull Freetown
Timeseries Graph
60 (2 Low)18 (1 Low)1 (1 Low)5 (1 Low)9 (1 Low)
*2
24/07/2024
02:30:00
Hull Holderness Road
Timeseries Graph
n/m26 (1 Low)n/mn/m16 (1 Low)
*1
24/07/2024
07:00:00
Immingham Woodlands Avenue
Timeseries Graph
59 (2 Low)23 (1 Low)n/m8 (1 Low)16 (1 Low)
*2
24/07/2024
07:00:00
Leeds Centre
Timeseries Graph
68 (3 Low)37 (1 Low)7 (1 Low)4 (1 Low)9 (1 Low)
*2
24/07/2024
06:30:00
Leeds Headingley Kerbside
Timeseries Graph
n/m34 (1 Low)n/m5 (1 Low)10 (1 Low)
*1
24/07/2024
07:00:00
Scunthorpe Town
Timeseries Graph
n/m24 (1 Low)1 (1 Low)n/m16 (1 Low)
*1
24/07/2024
02:30:00
Sheffield Barnsley Road
Timeseries Graph
n/m46 (1 Low)n/mn/an/m 22/07/2024
09:00:00
Sheffield Devonshire Green
Timeseries Graph
52 (2 Low)10 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
24/07/2024
03:00:00
Sheffield Tinsley
Timeseries Graph
64 (2 Low)30 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
24/07/2024
01:00:00
York Bootham
Timeseries Graph
62 (2 Low)7 (1 Low)n/m6 (1 Low)11 (1 Low)
*1
24/07/2024
07:00:00
York Fishergate
Timeseries Graph
n/m24 (1 Low)n/m4 (1 Low)15 (1 Low)
*1
24/07/2024
07:00:00

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