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 1am Fri 21st Jun 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
66 (2 Low)n/mn/m4 (1 Low)6 (1 Low)
*2
21/06/2024
01:00:00
Bush Estate
Timeseries Graph
62 (2 Low)2 (1 Low)n/mn/mn/m 20/06/2024
02:00:00
Dumbarton Roadside
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 20/06/2024
09:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 20/06/2024
19:00:00
Edinburgh St Leonards
Timeseries Graph
n/an/an/an/an/a 06/06/2024
18:45:00
Glasgow Great Western Road
Timeseries Graph
n/m14 (1 Low)n/mn/mn/m 20/06/2024
22:00:00
Glasgow High Street
Timeseries Graph
n/m13 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Glasgow Kerbside
Timeseries Graph
n/m39 (1 Low)n/mn/mn/m 21/06/2024
01:00:00
Glasgow Townhead
Timeseries Graph
68 (3 Low)11 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Grangemouth
Timeseries Graph
n/m10 (1 Low)2 (1 Low)1 (1 Low)8 (1 Low)
*1
20/06/2024
04:15:00
Grangemouth Moray
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 20/06/2024
19:00:00
Greenock A8 Roadside
Timeseries Graph
n/m24 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
21/06/2024
01:00:00

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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
84 (3 Low)16 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Chesterfield Roadside
Timeseries Graph
n/m25 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Derby St Alkmund's Way
Timeseries Graph
n/m66 (1 Low)n/mn/mn/m 20/06/2024
24:00:
Derby Stockbrook Park
Timeseries Graph
51 (2 Low)n/mn/m7 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Ladybower
Timeseries Graph
n/an/an/an/mn/m 03/03/2024
15:15:00
Leicester A594 Roadside
Timeseries Graph
n/m84 (2 Low)n/mn/m16 (1 Low)
*1
20/06/2024
23:00:00
Leicester University
Timeseries Graph
90 (3 Low)29 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Lincoln Canwick Road
Timeseries Graph
n/m46 (1 Low)n/mn/mn/m 20/06/2024
15:00:00
Northampton Spring Park
Timeseries Graph
92 (3 Low)16 (1 Low)n/m8 (1 Low)n/m 21/06/2024
01:00:00
Nottingham Kenmore Gardens
Timeseries Graph
99 (3 Low)50 (1 Low)2 (1 Low)11 (1 Low)17 (2 Low)
*2
20/06/2024
09:45:00
Nottingham Western Boulevard
Timeseries Graph
n/m68 (2 Low)n/mn/m19 (2 Low)
*1
20/06/2024
23:00:00
Tallington
Timeseries Graph
92 (3 Low)n/mn/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Toft Newton
Timeseries Graph
93 (3 Low)6 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00

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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/m22 (1 Low)n/m3 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
Cambridge Roadside
Timeseries Graph
n/m28 (1 Low)n/mn/mn/m 20/06/2024
08:00:00
Luton A505 Roadside
Timeseries Graph
n/m53 (1 Low)n/mn/mn/m 20/06/2024
20:00:00
Norwich Lakenfields
Timeseries Graph
70 (3 Low)23 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
21/06/2024
01:00:00
Sandy Roadside
Timeseries Graph
n/m31 (1 Low)n/m3 (1 Low)12 (1 Low)
*1
21/06/2024
01:00:00
Sibton
Timeseries Graph
71 (3 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
21/06/2024
01:00:00
Southend-on-Sea
Timeseries Graph
79 (3 Low)13 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
St Osyth
Timeseries Graph
88 (3 Low)9 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
21/06/2024
01:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/mn/an/m5 (1 Low)10 (1 Low)
*1
21/06/2024
01:00:00
Thurrock
Timeseries Graph
84 (3 Low)36 (1 Low)2 (1 Low)6 (1 Low)10 (1 Low)
*2
20/06/2024
18:00:00
Weybourne
Timeseries Graph
70 (3 Low)n/mn/m3 (1 Low)4 (1 Low)
*2
21/06/2024
01:00:00
Wicken Fen
Timeseries Graph
74 (3 Low)5 (1 Low)3 (1 Low)3 (1 Low)8 (1 Low)
*2
20/06/2024
14:15:00

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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/m54 (1 Low)n/m7 (1 Low)16 (1 Low)
*1
21/06/2024
01:00:00
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/m23 (2 Low)
*1
21/06/2024
01:00:00
Haringey Roadside
Timeseries Graph
n/m46 (1 Low)n/mn/mn/m 21/06/2024
01:00:00
London Bexley
Timeseries Graph
n/m62 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
21/06/2024
01:00:00
London Bloomsbury
Timeseries Graph
76 (3 Low)35 (1 Low)5 (1 Low)4 (1 Low)10 (1 Low)
*2
20/06/2024
21:15:00
London Eltham
Timeseries Graph
n/an/an/mn/an/a 04/07/2023
01:00:00
London Haringey Priory Park South
Timeseries Graph
102 (4 Moderate)27 (1 Low)n/mn/mn/m 20/06/2024
21:00:00
London Harlington
Timeseries Graph
78 (3 Low)34 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
20/06/2024
01:00:00
London Hillingdon
Timeseries Graph
81 (3 Low)45 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
London Honor Oak Park
Timeseries Graph
n/mn/mn/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
London Marylebone Road
Timeseries Graph
50 (2 Low)39 (1 Low)3 (1 Low)8 (1 Low)15 (1 Low)
*1
20/06/2024
15:30:00
London N. Kensington
Timeseries Graph
85 (3 Low)27 (1 Low)2 (1 Low)4 (1 Low)10 (1 Low)
*2
20/06/2024
21:45:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/mn/an/a 09/10/2023
10:00:00
London Westminster
Timeseries Graph
65 (2 Low)28 (1 Low)n/m6 (1 Low)n/m 21/06/2024
01:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m42 (1 Low)n/mn/m24 (2 Low)
*1
20/06/2024
07:00:00
Tower Hamlets Roadside
Timeseries Graph
n/m37 (1 Low)n/mn/mn/m 20/06/2024
24:00:

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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
60 (2 Low)11 (1 Low)n/mn/mn/m 20/06/2024
21:00:00
Inverness
Timeseries Graph
n/m15 (1 Low)n/m2 (1 Low)4 (1 Low)
*2
21/06/2024
01:00:00
Lerwick
Timeseries Graph
69 (3 Low)n/mn/mn/mn/m 20/06/2024
19:00:00
Strathvaich
Timeseries Graph
62 (2 Low)n/mn/mn/mn/m 20/06/2024
21:00:00

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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
80 (3 Low)18 (1 Low)n/m8 (1 Low)14 (1 Low)
*2
21/06/2024
01:00:00
Middlesbrough
Timeseries Graph
84 (3 Low)10 (1 Low)1 (1 Low)6 (1 Low)13 (1 Low)
*1
20/06/2024
14:45:00
Newcastle Centre
Timeseries Graph
73 (3 Low)36 (1 Low)n/m6 (1 Low)15 (1 Low)
*1
21/06/2024
01:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m74 (2 Low)n/mn/m13 (1 Low)
*1
20/06/2024
24:00:
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m13 (1 Low)n/m5 (1 Low)n/m 21/06/2024
01:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m12 (1 Low)n/m4 (1 Low)10 (1 Low)
*1
21/06/2024
01:00:00
Sunderland Silksworth
Timeseries Graph
75 (3 Low)26 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Sunderland Wessington Way
Timeseries Graph
n/m59 (1 Low)n/mn/mn/m 20/06/2024
23:00:00

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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
63 (2 Low)20 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Aberdeen Union Street Roadside
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 20/06/2024
07:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m44 (1 Low)n/mn/mn/m 20/06/2024
08:00:00
Dundee Mains Loan
Timeseries Graph
n/m8 (1 Low)n/mn/mn/m 20/06/2024
22:00:00

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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
85 (3 Low)4 (1 Low)n/mn/mn/m 21/06/2024
01:00:00
Wrexham
Timeseries Graph
n/m29 (1 Low)3 (1 Low)6 (1 Low)11 (1 Low)
*2
20/06/2024
09:00:00

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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/m45 (1 Low)n/mn/mn/m 20/06/2024
10:00:00
Blackburn Accrington Road
Timeseries Graph
n/m32 (1 Low)n/mn/mn/m 21/06/2024
01:00:00
Blackburn Audley Park
Timeseries Graph
93 (3 Low)n/mn/m7 (1 Low)11 (1 Low)
*2
21/06/2024
01:00:00
Blackpool Marton
Timeseries Graph
89 (3 Low)14 (1 Low)n/m8 (1 Low)13 (1 Low)
*2
21/06/2024
01:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m42 (1 Low)n/mn/m19 (2 Low)
*1
20/06/2024
09:00:00
Carlisle Morton A595
Timeseries Graph
n/m16 (1 Low)n/m10 (1 Low)16 (1 Low)
*1
20/06/2024
23:00:00
Crewe Coppenhall
Timeseries Graph
90 (3 Low)54 (1 Low)n/m9 (1 Low)15 (1 Low)
*2
21/06/2024
01:00:00
Glazebury
Timeseries Graph
96 (3 Low)21 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Liverpool Speke
Timeseries Graph
90 (3 Low)40 (1 Low)11 (1 Low)10 (1 Low)19 (2 Low)
*1
20/06/2024
10:15:00
Manchester Piccadilly
Timeseries Graph
92 (3 Low)50 (1 Low)4 (1 Low)9 (1 Low)16 (1 Low)
*2
20/06/2024
17:00:00
Manchester Sharston
Timeseries Graph
90 (3 Low)32 (1 Low)n/mn/mn/m 20/06/2024
21:00:00
Preston
Timeseries Graph
84 (3 Low)33 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Salford Eccles
Timeseries Graph
91 (3 Low)40 (1 Low)n/m11 (1 Low)21 (2 Low)
*2
21/06/2024
01:00:00
Shaw Crompton Way
Timeseries Graph
n/m41 (1 Low)n/mn/mn/m 20/06/2024
18:00:00
St Helens Linkway
Timeseries Graph
n/m40 (1 Low)n/mn/m17 (2 Low)
*1
20/06/2024
13:00:00
Warrington
Timeseries Graph
n/m23 (1 Low)n/m7 (1 Low)13 (1 Low)
*1
21/06/2024
01:00:00
Widnes Milton Road
Timeseries Graph
n/m53 (1 Low)n/mn/mn/m 20/06/2024
14:00:00
Wigan Centre
Timeseries Graph
92 (3 Low)26 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Wirral Tranmere
Timeseries Graph
88 (3 Low)26 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
21/06/2024
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/m37 (1 Low)n/mn/m17 (2 Low)
*1
20/06/2024
09:00:00
Ballymena Antrim Road
Timeseries Graph
n/m32 (1 Low)n/mn/mn/m 20/06/2024
08:00:00
Ballymena Ballykeel
Timeseries Graph
n/m18 (1 Low)3 (1 Low)n/mn/m 20/06/2024
12:45:00
Belfast Centre
Timeseries Graph
54 (2 Low)27 (1 Low)1 (1 Low)9 (1 Low)17 (2 Low)
*2
20/06/2024
23:00:00
Belfast Stockman's Lane
Timeseries Graph
n/m70 (2 Low)n/mn/m26 (2 Low)
*1
20/06/2024
08:00:00
Derry Rosemount
Timeseries Graph
59 (2 Low)7 (1 Low)3 (1 Low)7 (1 Low)10 (1 Low)
*1
20/06/2024
12:15:00
Lough Navar
Timeseries Graph
61 (2 Low)n/mn/m5 (1 Low)7 (1 Low)
*2
20/06/2024
09:00:00

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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/m59 (1 Low)n/mn/mn/m 20/06/2024
16:00:00
Eskdalemuir
Timeseries Graph
68 (3 Low)2 (1 Low)n/mn/mn/m 20/06/2024
21:00:00
Peebles
Timeseries Graph
63 (2 Low)3 (1 Low)n/mn/mn/m 20/06/2024
22:00:00

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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
77 (3 Low)18 (1 Low)n/m5 (1 Low)n/m 21/06/2024
01:00:00
Canterbury
Timeseries Graph
82 (3 Low)14 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
Chatham Roadside
Timeseries Graph
n/m18 (1 Low)n/m4 (1 Low)15 (1 Low)
*1
21/06/2024
01:00:00
Chilbolton Observatory
Timeseries Graph
100 (3 Low)8 (1 Low)2 (1 Low)3 (1 Low)7 (1 Low)
*2
20/06/2024
14:15:00
Eastbourne
Timeseries Graph
82 (3 Low)17 (1 Low)n/m5 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Horley
Timeseries Graph
n/m12 (1 Low)n/mn/mn/m 20/06/2024
07:00:00
Lullington Heath
Timeseries Graph
87 (3 Low)7 (1 Low)2 (1 Low)4 (1 Low)7 (1 Low)
*2
20/06/2024
02:30:00
Milton Keynes Civic Centre
Timeseries Graph
92 (3 Low)n/mn/m3 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
Oxford Centre Roadside
Timeseries Graph
n/m46 (1 Low)n/mn/mn/m 20/06/2024
23:00:00
Oxford St Ebbes
Timeseries Graph
96 (3 Low)42 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
21/06/2024
01:00:00
Portsmouth
Timeseries Graph
101 (4 Moderate)29 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
21/06/2024
01:00:00
Portsmouth Anglesea Road
Timeseries Graph
n/m38 (1 Low)n/mn/m13 (1 Low)
*1
20/06/2024
22:00:00
Reading London Road
Timeseries Graph
n/m56 (1 Low)n/mn/m14 (1 Low)
*1
20/06/2024
23:00:00
Reading New Town
Timeseries Graph
88 (3 Low)28 (1 Low)n/m3 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
Rochester Stoke
Timeseries Graph
76 (3 Low)11 (1 Low)2 (1 Low)5 (1 Low)10 (1 Low)
*2
19/06/2024
18:15:00
Southampton A33
Timeseries Graph
n/m60 (1 Low)n/mn/m10 (1 Low)
*1
20/06/2024
23:00:00
Southampton Centre
Timeseries Graph
85 (3 Low)31 (1 Low)3 (1 Low)3 (1 Low)6 (1 Low)
*2
20/06/2024
08:30:00
Storrington Roadside
Timeseries Graph
n/m54 (1 Low)n/mn/mn/m 20/06/2024
08:00:00
Worthing A27 Roadside
Timeseries Graph
n/m27 (1 Low)n/m7 (1 Low)n/m 21/06/2024
01:00:00

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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
90 (3 Low)21 (1 Low)19 (1 Low)6 (1 Low)13 (1 Low)
*1
21/06/2024
01:00:00
Cardiff Newport Road
Timeseries Graph
n/m34 (1 Low)n/mn/m16 (1 Low)
*1
20/06/2024
09:00:00
Chepstow A48
Timeseries Graph
n/m28 (1 Low)n/m5 (1 Low)15 (1 Low)
*1
21/06/2024
01:00:00
Cwmbran Crownbridge
Timeseries Graph
94 (3 Low)19 (1 Low)n/mn/mn/m 20/06/2024
21:00:00
Hafod-yr-ynys Hill Roadside
Timeseries Graph
n/m44 (1 Low)n/mn/mn/m 20/06/2024
18:00:00
Narberth
Timeseries Graph
84 (3 Low)10 (1 Low)4 (1 Low)5 (1 Low)9 (1 Low)
*2
20/06/2024
19:45:00
Newport
Timeseries Graph
n/m25 (1 Low)n/m5 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Port Talbot Margam
Timeseries Graph
90 (3 Low)23 (1 Low)19 (1 Low)9 (1 Low)31 (2 Low)
*3
20/06/2024
19:15:00
Swansea Roadside
Timeseries Graph
n/m31 (1 Low)n/m8 (1 Low)15 (1 Low)
*1
21/06/2024
01:00:00

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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)11 (1 Low)
*2
21/06/2024
01:00:00
Bath A4 Roadside
Timeseries Graph
n/m41 (1 Low)n/mn/mn/m 20/06/2024
09:00:00
Bournemouth
Timeseries Graph
109 (4 Moderate)10 (1 Low)n/m6 (1 Low)n/m 21/06/2024
01:00:00
Bristol St Paul's
Timeseries Graph
90 (3 Low)37 (1 Low)n/m6 (1 Low)15 (1 Low)
*1
21/06/2024
01:00:00
Bristol Temple Way
Timeseries Graph
n/m45 (1 Low)n/mn/m24 (2 Low)
*1
20/06/2024
07:00:00
Charlton Mackrell
Timeseries Graph
90 (3 Low)5 (1 Low)n/m4 (1 Low)10 (1 Low)
*2
20/06/2024
05:00:00
Christchurch Barrack Road
Timeseries Graph
n/m32 (1 Low)n/m6 (1 Low)n/m 21/06/2024
01:00:00
Exeter Roadside
Timeseries Graph
n/an/an/mn/mn/m 11/10/2023
19:00:00
Honiton
Timeseries Graph
82 (3 Low)13 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
21/06/2024
01:00:00
Plymouth Centre
Timeseries Graph
77 (3 Low)51 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
21/06/2024
01:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 20/06/2024
22:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m2 (1 Low)10 (1 Low)
*1
21/06/2024
01:00:00
Swindon Walcot
Timeseries Graph
91 (3 Low)22 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
21/06/2024
01:00:00
Yarner Wood
Timeseries Graph
92 (3 Low)3 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
21/06/2024
01:00:00

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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
75 (3 Low)n/mn/mn/mn/m 20/06/2024
05:00:00

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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
65 (2 Low)84 (2 Low)n/m6 (1 Low)18 (2 Low)
*2
21/06/2024
01:00:00
Birmingham Ladywood
Timeseries Graph
97 (3 Low)31 (1 Low)2 (1 Low)4 (1 Low)9 (1 Low)
*2
20/06/2024
24:30:
Burton-on-Trent Horninglow
Timeseries Graph
95 (3 Low)51 (1 Low)n/m5 (1 Low)11 (1 Low)
*2
21/06/2024
01:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m27 (1 Low)n/mn/mn/m 20/06/2024
07:00:00
Coventry Allesley
Timeseries Graph
93 (3 Low)52 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Coventry Binley Road
Timeseries Graph
n/m89 (2 Low)n/mn/m13 (1 Low)
*1
20/06/2024
23:00:00
Leamington Spa
Timeseries Graph
96 (3 Low)18 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m55 (1 Low)n/m4 (1 Low)8 (1 Low)
*2
21/06/2024
01:00:00
Leominster
Timeseries Graph
94 (3 Low)12 (1 Low)n/mn/mn/m 20/06/2024
20:00:00
Oldbury Birmingham Road
Timeseries Graph
n/m68 (2 Low)n/mn/mn/m 20/06/2024
23:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m69 (2 Low)n/mn/m18 (2 Low)
*1
20/06/2024
08:00:00
Stoke-on-Trent Centre
Timeseries Graph
79 (3 Low)40 (1 Low)n/m6 (1 Low)12 (1 Low)
*2
21/06/2024
01:00:00
Telford Hollinswood
Timeseries Graph
87 (3 Low)26 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Walsall Woodlands
Timeseries Graph
90 (3 Low)34 (1 Low)n/mn/mn/m 20/06/2024
20:00:00
West Bromwich Kenrick Park
Timeseries Graph
92 (3 Low)32 (1 Low)n/mn/mn/m 20/06/2024
21:00:00

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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
86 (3 Low)29 (1 Low)2 (1 Low)7 (1 Low)13 (1 Low)
*2
19/06/2024
17:45:00
Bradford Mayo Avenue
Timeseries Graph
n/m40 (1 Low)n/mn/mn/m 21/06/2024
01:00:00
Dewsbury Ashworth Grange
Timeseries Graph
n/an/an/mn/an/a 04/06/2024
10:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m50 (1 Low)n/mn/mn/m 20/06/2024
09:00:00
High Muffles
Timeseries Graph
93 (3 Low)5 (1 Low)n/m4 (1 Low)7 (1 Low)
*2
20/06/2024
20:00:00
Hull Freetown
Timeseries Graph
75 (3 Low)28 (1 Low)3 (1 Low)6 (1 Low)12 (1 Low)
*2
20/06/2024
08:15:00
Hull Holderness Road
Timeseries Graph
n/m63 (1 Low)n/mn/m20 (2 Low)
*1
20/06/2024
21:00:00
Immingham Woodlands Avenue
Timeseries Graph
83 (3 Low)15 (1 Low)n/m4 (1 Low)9 (1 Low)
*2
21/06/2024
01:00:00
Leeds Centre
Timeseries Graph
99 (3 Low)34 (1 Low)4 (1 Low)7 (1 Low)12 (1 Low)
*2
20/06/2024
16:30:00
Leeds Headingley Kerbside
Timeseries Graph
n/m38 (1 Low)n/m8 (1 Low)14 (1 Low)
*1
21/06/2024
01:00:00
Scunthorpe Town
Timeseries Graph
n/m25 (1 Low)1 (1 Low)n/m13 (1 Low)
*1
20/06/2024
12:45:00
Sheffield Barnsley Road
Timeseries Graph
n/m63 (1 Low)n/m8 (1 Low)n/m 20/06/2024
08:00:00
Sheffield Devonshire Green
Timeseries Graph
77 (3 Low)42 (1 Low)n/m5 (1 Low)10 (1 Low)
*2
21/06/2024
01:00:00
Sheffield Tinsley
Timeseries Graph
71 (3 Low)41 (1 Low)n/m7 (1 Low)16 (1 Low)
*2
20/06/2024
16:00:00
York Bootham
Timeseries Graph
88 (3 Low)20 (1 Low)n/m8 (1 Low)17 (2 Low)
*1
21/06/2024
01:00:00
York Fishergate
Timeseries Graph
n/m30 (1 Low)n/m6 (1 Low)19 (2 Low)
*1
21/06/2024
01:00:00

Legend

  • n/m means that the pollutant is not measured at that site
  • n/a means that no data were recorded for the period
  • *1: measurements are PM10 BAM 1020 heated
  • *2: measurements are PM10 FIDAS
  • *3: measurements are PM10 SEQ 47/50