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 6am Mon 19th Apr 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
n/an/mn/m13 (2 Low)17 (2 Low)
*2
19/04/2021
01:00:00
Bush Estate
Timeseries Graph
107 (4 Moderate)8 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Dumbarton Roadside
Timeseries Graph
n/m46 (1 Low)n/mn/mn/m 18/04/2021
15:00:00
Edinburgh Nicolson Street
Timeseries Graph
n/mn/an/mn/mn/m 15/04/2021
09:00:00
Edinburgh St Leonards
Timeseries Graph
82 (3 Low)33 (1 Low)4 (1 Low)13 (2 Low)18 (2 Low)
*2
19/04/2021
04:00:00
Glasgow Great Western Road
Timeseries Graph
n/m36 (1 Low)n/mn/mn/m 18/04/2021
09:00:00
Glasgow High Street
Timeseries Graph
n/m33 (1 Low)n/m13 (2 Low)21 (2 Low)
*2
19/04/2021
01:00:00
Glasgow Kerbside
Timeseries Graph
n/m81 (2 Low)n/mn/mn/m 18/04/2021
23:00:00
Glasgow Townhead
Timeseries Graph
75 (3 Low)30 (1 Low)n/m13 (2 Low)18 (2 Low)
*2
19/04/2021
01:00:00
Grangemouth
Timeseries Graph
n/m21 (1 Low)1 (1 Low)9 (1 Low)18 (2 Low)
*1
18/04/2021
22:15:00
Grangemouth Moray
Timeseries Graph
n/mn/an/mn/mn/m 31/03/2021
13:00:00
Greenock A8 Roadside
Timeseries Graph
n/m66 (1 Low)n/m15 (2 Low)29 (2 Low)
*2
19/04/2021
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
n/m43 (1 Low)n/m9 (1 Low)15 (1 Low)
*2
19/04/2021
06:00:00
Chesterfield Roadside
Timeseries Graph
n/m44 (1 Low)n/m11 (1 Low)18 (2 Low)
*2
19/04/2021
06:00:00
Derby St Alkmund's Way
Timeseries Graph
n/m56 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Ladybower
Timeseries Graph
92 (3 Low)15 (1 Low)14 (1 Low)n/mn/m 18/04/2021
11:45:00
Leicester A594 Roadside
Timeseries Graph
n/m46 (1 Low)n/mn/m13 (1 Low)
*1
19/04/2021
01:00:00
Leicester University
Timeseries Graph
87 (3 Low)44 (1 Low)n/m6 (1 Low)11 (1 Low)
*2
19/04/2021
06:00:00
Lincoln Canwick Road
Timeseries Graph
n/m40 (1 Low)n/mn/mn/m 18/04/2021
12:00:00
Northampton Spring Park
Timeseries Graph
100 (3 Low)14 (1 Low)n/m9 (1 Low)n/m 19/04/2021
01:00:00
Nottingham Centre
Timeseries Graph
91 (3 Low)32 (1 Low)n/a8 (1 Low)15 (1 Low)
*2
15/04/2021
10:15:00
Nottingham Western Boulevard
Timeseries Graph
n/m50 (1 Low)n/mn/m14 (1 Low)
*1
19/04/2021
06:00:00

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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/m35 (1 Low)n/mn/mn/m 18/04/2021
08:00:00
Cambridge Roadside
Timeseries Graph
n/m37 (1 Low)n/mn/mn/m 18/04/2021
07:00:00
Luton A505 Roadside
Timeseries Graph
n/m80 (2 Low)n/mn/mn/m 18/04/2021
06:00:00
Norwich Lakenfields
Timeseries Graph
85 (3 Low)13 (1 Low)n/m8 (1 Low)12 (1 Low)
*2
19/04/2021
06:00:00
Sandy Roadside
Timeseries Graph
n/m30 (1 Low)n/mn/an/a 18/04/2021
01:00:00
Sibton
Timeseries Graph
85 (3 Low)n/mn/mn/mn/m 18/04/2021
19:00:00
Southend-on-Sea
Timeseries Graph
87 (3 Low)46 (1 Low)n/m7 (1 Low)11 (1 Low)
*2
19/04/2021
06:00:00
St Osyth
Timeseries Graph
92 (3 Low)9 (1 Low)n/mn/mn/m 18/04/2021
18:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/m42 (1 Low)n/m7 (1 Low)14 (1 Low)
*1
19/04/2021
02:00:00
Thurrock
Timeseries Graph
92 (3 Low)51 (1 Low)5 (1 Low)n/m18 (2 Low)
*1
18/04/2021
06:45:00
Weybourne
Timeseries Graph
87 (3 Low)n/mn/mn/mn/m 18/04/2021
12:00:00
Wicken Fen
Timeseries Graph
93 (3 Low)17 (1 Low)2 (1 Low)n/mn/m 18/04/2021
09:00:00

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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/m81 (2 Low)n/m7 (1 Low)18 (2 Low) 19/04/2021
06:00:00
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/m21 (2 Low)
*1
19/04/2021
06:00:00
Haringey Roadside
Timeseries Graph
n/m50 (1 Low)n/mn/mn/m 18/04/2021
23:00:00
London Bexley
Timeseries Graph
n/m40 (1 Low)n/m7 (1 Low)13 (1 Low)
*2
19/04/2021
06:00:00
London Bloomsbury
Timeseries Graph
83 (3 Low)64 (1 Low)2 (1 Low)11 (1 Low)20 (2 Low)
*1
18/04/2021
21:00:00
London Eltham
Timeseries Graph
n/m40 (1 Low)n/m7 (1 Low)11 (1 Low)
*2
19/04/2021
06:00:00
London Haringey Priory Park South
Timeseries Graph
117 (4 Moderate)43 (1 Low)n/mn/mn/m 18/04/2021
19:00:00
London Harlington
Timeseries Graph
92 (3 Low)47 (1 Low)n/m10 (1 Low)17 (2 Low)
*2
19/04/2021
06:00:00
London Hillingdon
Timeseries Graph
91 (3 Low)61 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
London Honor Oak Park
Timeseries Graph
n/mn/mn/m9 (1 Low)15 (1 Low)
*2
19/04/2021
06:00:00
London Marylebone Road
Timeseries Graph
79 (3 Low)71 (2 Low)4 (1 Low)11 (1 Low)19 (2 Low) 18/04/2021
14:45:00
London N. Kensington
Timeseries Graph
97 (3 Low)62 (1 Low)4 (1 Low)8 (1 Low)14 (1 Low)
*2
18/04/2021
24:45:
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/m11 (1 Low)15 (1 Low)
*2
19/04/2021
05:00:00
London Westminster
Timeseries Graph
n/mn/an/m14 (2 Low)n/m 19/04/2021
06:00:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m59 (1 Low)n/mn/m23 (2 Low)
*1
19/04/2021
06:00:00
Tower Hamlets Roadside
Timeseries Graph
n/m54 (1 Low)n/mn/mn/m 19/04/2021
03:00:00

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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
84 (3 Low)10 (1 Low)n/mn/mn/m 18/04/2021
07:00:00
Inverness
Timeseries Graph
n/m26 (1 Low)n/m8 (1 Low)14 (1 Low)
*2
19/04/2021
01:00:00
Lerwick
Timeseries Graph
104 (4 Moderate)n/mn/mn/mn/m 18/04/2021
19:00:00
Strathvaich
Timeseries Graph
79 (3 Low)n/mn/mn/mn/m 18/04/2021
06:00:00

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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/m28 (1 Low)n/mn/mn/m 19/04/2021
04:00:00
Hartlepool St Abbs Walk
Timeseries Graph
n/m28 (1 Low)n/mn/mn/m 19/04/2021
01:00:00
Middlesbrough
Timeseries Graph
67 (3 Low)57 (1 Low)9 (1 Low)9 (1 Low)23 (2 Low)
*1
18/04/2021
12:45:00
Newcastle Centre
Timeseries Graph
68 (3 Low)78 (2 Low)n/m10 (1 Low)19 (2 Low)
*1
19/04/2021
06:00:00
Newcastle Cradlewell Roadside
Timeseries Graph
n/m94 (2 Low)n/mn/m21 (2 Low)
*1
18/04/2021
24:00:
Stockton-on-Tees A1305 Roadside
Timeseries Graph
n/m57 (1 Low)n/m12 (2 Low)n/m 19/04/2021
04:00:00
Stockton-on-Tees Eaglescliffe
Timeseries Graph
n/m57 (1 Low)n/m15 (2 Low)23 (2 Low)
*1
19/04/2021
05:00:00
Sunderland Silksworth
Timeseries Graph
78 (3 Low)20 (1 Low)n/m7 (1 Low)12 (1 Low)
*2
19/04/2021
05:00:00
Sunderland Wessington Way
Timeseries Graph
n/m37 (1 Low)n/mn/mn/m 19/04/2021
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
78 (3 Low)23 (1 Low)n/m11 (1 Low)18 (2 Low)
*2
19/04/2021
01:00:00
Aberdeen Union Street Roadside
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 19/04/2021
06:00:00
Aberdeen Wellington Road
Timeseries Graph
n/m35 (1 Low)n/mn/mn/m 19/04/2021
06:00:00
Dundee Mains Loan
Timeseries Graph
n/m27 (1 Low)n/mn/mn/m 18/04/2021
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
102 (4 Moderate)8 (1 Low)n/mn/mn/m 18/04/2021
19:00:00
Wrexham
Timeseries Graph
n/m30 (1 Low)36 (1 Low)20 (2 Low)27 (2 Low)
*2
18/04/2021
10:45:00

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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/m38 (1 Low)n/mn/mn/m 18/04/2021
10:00:00
Blackburn Accrington Road
Timeseries Graph
n/m39 (1 Low)n/mn/mn/m 19/04/2021
06:00:00
Blackpool Marton
Timeseries Graph
95 (3 Low)33 (1 Low)n/m20 (2 Low)26 (2 Low)
*2
19/04/2021
01:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m37 (1 Low)n/mn/m29 (2 Low)
*1
18/04/2021
09:00:00
Carlisle Roadside
Timeseries Graph
n/m40 (1 Low)n/m20 (2 Low)34 (3 Low)
*1
19/04/2021
03:00:00
Crewe Coppenhall
Timeseries Graph
n/m42 (1 Low)n/mn/mn/m 19/04/2021
03:00:00
Glazebury
Timeseries Graph
97 (3 Low)24 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Liverpool Speke
Timeseries Graph
n/mn/mn/mn/mn/m -
Manchester Piccadilly
Timeseries Graph
84 (3 Low)65 (1 Low)8 (1 Low)17 (2 Low)28 (2 Low)
*2
18/04/2021
09:45:00
Manchester Sharston
Timeseries Graph
96 (3 Low)33 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Preston
Timeseries Graph
86 (3 Low)42 (1 Low)n/m21 (2 Low)30 (2 Low)
*2
19/04/2021
01:00:00
Salford Eccles
Timeseries Graph
n/m50 (1 Low)n/m22 (2 Low)32 (2 Low)
*2
19/04/2021
02:00:00
Shaw Crompton Way
Timeseries Graph
n/m33 (1 Low)n/mn/mn/m 18/04/2021
07:00:00
St Helens Linkway
Timeseries Graph
n/m43 (1 Low)n/mn/m31 (2 Low)
*1
19/04/2021
05:00:00
Warrington
Timeseries Graph
n/m30 (1 Low)n/m22 (2 Low)27 (2 Low)
*1
19/04/2021
01:00:00
Widnes Milton Road
Timeseries Graph
n/m51 (1 Low)n/mn/mn/m 18/04/2021
19:00:00
Wigan Centre
Timeseries Graph
90 (3 Low)29 (1 Low)n/m26 (3 Low)34 (3 Low)
*2
19/04/2021
01:00:00
Wirral Tranmere
Timeseries Graph
96 (3 Low)34 (1 Low)n/m22 (2 Low)28 (2 Low)
*2
19/04/2021
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/m25 (1 Low)n/mn/m23 (2 Low)
*1
18/04/2021
19:00:00
Ballymena Antrim Road
Timeseries Graph
n/m22 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Ballymena Ballykeel
Timeseries Graph
n/m19 (1 Low)5 (1 Low)n/mn/m 18/04/2021
24:00:
Belfast Centre
Timeseries Graph
67 (3 Low)12 (1 Low)6 (1 Low)10 (1 Low)15 (1 Low)
*2
18/04/2021
23:15:00
Belfast Stockman's Lane
Timeseries Graph
n/m53 (1 Low)n/mn/m24 (2 Low)
*1
18/04/2021
14:00:00
Derry Rosemount
Timeseries Graph
74 (3 Low)11 (1 Low)11 (1 Low)6 (1 Low)13 (1 Low)
*1
18/04/2021
21:00:00
Lough Navar
Timeseries Graph
83 (3 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
19/04/2021
06:00:00

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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/m34 (1 Low)n/mn/mn/m 18/04/2021
23:00:00
Eskdalemuir
Timeseries Graph
106 (4 Moderate)5 (1 Low)n/mn/mn/m 18/04/2021
19:00:00
Peebles
Timeseries Graph
102 (4 Moderate)7 (1 Low)n/mn/mn/m 18/04/2021
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
90 (3 Low)53 (1 Low)n/m13 (2 Low)n/m 19/04/2021
06:00:00
Canterbury
Timeseries Graph
94 (3 Low)21 (1 Low)n/mn/mn/m 18/04/2021
19:00:00
Chatham Roadside
Timeseries Graph
n/m37 (1 Low)n/m7 (1 Low)20 (2 Low)
*1
19/04/2021
05:00:00
Chilbolton Observatory
Timeseries Graph
101 (4 Moderate)20 (1 Low)4 (1 Low)18 (2 Low)24 (2 Low)
*2
18/04/2021
18:15:00
Eastbourne
Timeseries Graph
n/m27 (1 Low)n/m8 (1 Low)12 (1 Low)
*2
19/04/2021
06:00:00
Horley
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 18/04/2021
24:00:
Lullington Heath
Timeseries Graph
87 (3 Low)26 (1 Low)6 (1 Low)n/mn/m 18/04/2021
20:15:00
Oxford Centre Roadside
Timeseries Graph
n/m93 (2 Low)n/mn/mn/m 18/04/2021
23:00:00
Oxford St Ebbes
Timeseries Graph
n/m50 (1 Low)n/m9 (1 Low)14 (1 Low)
*2
19/04/2021
06:00:00
Portsmouth
Timeseries Graph
n/mn/mn/mn/mn/m -
Portsmouth Anglesea Road
Timeseries Graph
n/m40 (1 Low)n/mn/m28 (2 Low)
*1
18/04/2021
20:00:00
Reading London Road
Timeseries Graph
n/m65 (1 Low)n/mn/m22 (2 Low)
*1
18/04/2021
21:00:00
Reading New Town
Timeseries Graph
80 (3 Low)64 (1 Low)n/m14 (2 Low)18 (2 Low)
*1
19/04/2021
06:00:00
Rochester Stoke
Timeseries Graph
93 (3 Low)17 (1 Low)9 (1 Low)8 (1 Low)12 (1 Low)
*2
19/04/2021
02:30:00
Southampton A33
Timeseries Graph
n/m53 (1 Low)n/mn/m26 (2 Low)
*1
18/04/2021
22:00:00
Southampton Centre
Timeseries Graph
89 (3 Low)62 (1 Low)6 (1 Low)22 (2 Low)28 (2 Low)
*2
18/04/2021
10:45:00
Storrington Roadside
Timeseries Graph
n/m34 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Worthing A27 Roadside
Timeseries Graph
n/m55 (1 Low)n/m11 (1 Low)n/m 19/04/2021
06:00:00

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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
101 (4 Moderate)26 (1 Low)5 (1 Low)18 (2 Low)22 (2 Low)
*1
18/04/2021
11:15:00
Cardiff Newport Road
Timeseries Graph
n/m50 (1 Low)n/mn/m27 (2 Low)
*1
18/04/2021
23:00:00
Chepstow A48
Timeseries Graph
n/m66 (1 Low)n/m19 (2 Low)24 (2 Low)
*1
19/04/2021
02:00:00
Cwmbran Crownbridge
Timeseries Graph
110 (4 Moderate)17 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Hafod-yr-ynys Roadside
Timeseries Graph
n/m85 (2 Low)n/mn/mn/m 18/04/2021
20:00:00
Narberth
Timeseries Graph
103 (4 Moderate)4 (1 Low)1 (1 Low)13 (2 Low)18 (2 Low)
*2
18/04/2021
09:00:00
Newport
Timeseries Graph
n/m41 (1 Low)n/m15 (2 Low)20 (2 Low)
*2
19/04/2021
01:00:00
Port Talbot Margam
Timeseries Graph
97 (3 Low)17 (1 Low)6 (1 Low)15 (2 Low)41 (3 Low)
*1
18/04/2021
12:45:00
Swansea Roadside
Timeseries Graph
n/m41 (1 Low)n/m17 (2 Low)24 (2 Low)
*1
19/04/2021
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/m11 (1 Low)20 (2 Low)
*1
19/04/2021
01:00:00
Bath A4 Roadside
Timeseries Graph
n/m47 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Bournemouth
Timeseries Graph
118 (4 Moderate)28 (1 Low)n/m22 (2 Low)n/m 19/04/2021
06:00:00
Bristol St Paul's
Timeseries Graph
102 (4 Moderate)89 (2 Low)n/m22 (2 Low)32 (2 Low)
*1
19/04/2021
02:00:00
Bristol Temple Way
Timeseries Graph
n/m90 (2 Low)n/mn/m35 (3 Low)
*1
18/04/2021
23:00:00
Charlton Mackrell
Timeseries Graph
110 (4 Moderate)10 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Christchurch Barrack Road
Timeseries Graph
n/m40 (1 Low)n/m21 (2 Low)n/m 19/04/2021
05:00:00
Exeter Roadside
Timeseries Graph
96 (3 Low)40 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Honiton
Timeseries Graph
n/m21 (1 Low)n/mn/mn/m 18/04/2021
09:00:00
Plymouth Centre
Timeseries Graph
94 (3 Low)63 (1 Low)n/m18 (2 Low)23 (2 Low) 19/04/2021
01:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m55 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/m10 (1 Low)18 (2 Low)
*1
19/04/2021
02:00:00
Swindon Walcot
Timeseries Graph
n/m31 (1 Low)n/mn/mn/m 18/04/2021
08:00:00
Yarner Wood
Timeseries Graph
108 (4 Moderate)7 (1 Low)n/mn/mn/m 18/04/2021
20:00:00

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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
98 (3 Low)n/mn/mn/mn/m 18/04/2021
06:00:00

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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
92 (3 Low)92 (2 Low)n/m14 (2 Low)22 (2 Low)
*2
19/04/2021
01:00:00
Birmingham Acocks Green
Timeseries Graph
107 (4 Moderate)44 (1 Low)n/m13 (2 Low)20 (2 Low)
*2
19/04/2021
04:00:00
Birmingham Ladywood
Timeseries Graph
105 (4 Moderate)61 (1 Low)n/a13 (2 Low)21 (2 Low)
*2
09/04/2021
22:00:00
Burton-on-Trent Horninglow
Timeseries Graph
n/m57 (1 Low)n/mn/mn/m 18/04/2021
22:00:00
Cannock A5190 Roadside
Timeseries Graph
n/m42 (1 Low)n/mn/mn/m 18/04/2021
22:00:00
Coventry Allesley
Timeseries Graph
98 (3 Low)71 (2 Low)n/m12 (2 Low)20 (2 Low)
*2
19/04/2021
01:00:00
Coventry Binley Road
Timeseries Graph
n/m103 (2 Low)n/mn/m21 (2 Low)
*1
18/04/2021
22:00:00
Leamington Spa
Timeseries Graph
100 (3 Low)19 (1 Low)n/m9 (1 Low)14 (1 Low)
*2
19/04/2021
01:00:00
Leamington Spa Rugby Road
Timeseries Graph
n/m43 (1 Low)n/m9 (1 Low)14 (1 Low)
*2
19/04/2021
01:00:00
Leominster
Timeseries Graph
110 (4 Moderate)24 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Oldbury Birmingham Road
Timeseries Graph
n/m64 (1 Low)n/mn/mn/m 19/04/2021
05:00:00
Stoke-on-Trent A50 Roadside
Timeseries Graph
n/m94 (2 Low)n/mn/m30 (2 Low)
*1
19/04/2021
06:00:00
Stoke-on-Trent Centre
Timeseries Graph
94 (3 Low)27 (1 Low)n/m16 (2 Low)23 (2 Low)
*2
19/04/2021
06:00:00
Telford Hollinswood
Timeseries Graph
n/m54 (1 Low)n/mn/mn/m 18/04/2021
22:00:00
Walsall Woodlands
Timeseries Graph
103 (4 Moderate)41 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
West Bromwich Kenrick Park
Timeseries Graph
n/m62 (1 Low)n/mn/mn/m 19/04/2021
06:00:00

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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
87 (3 Low)35 (1 Low)18 (1 Low)n/mn/m 18/04/2021
20:15:00
Bradford Mayo Avenue
Timeseries Graph
n/m85 (2 Low)n/mn/mn/m 18/04/2021
17:00:00
Dewsbury Ashworth Grove
Timeseries Graph
n/m42 (1 Low)n/mn/mn/m 18/04/2021
21:00:00
Doncaster A630 Cleveland Street
Timeseries Graph
n/m49 (1 Low)n/mn/mn/m 19/04/2021
06:00:00
High Muffles
Timeseries Graph
95 (3 Low)6 (1 Low)n/mn/mn/m 18/04/2021
20:00:00
Hull Freetown
Timeseries Graph
84 (3 Low)33 (1 Low)36 (1 Low)11 (1 Low)16 (1 Low)
*2
18/04/2021
12:45:00
Hull Holderness Road
Timeseries Graph
n/m37 (1 Low)n/mn/m17 (2 Low)
*1
18/04/2021
13:00:00
Immingham Woodlands Avenue
Timeseries Graph
n/m29 (1 Low)n/mn/mn/m 18/04/2021
23:00:00
Leeds Centre
Timeseries Graph
88 (3 Low)51 (1 Low)26 (1 Low)15 (2 Low)23 (2 Low)
*2
18/04/2021
10:15:00
Leeds Headingley Kerbside
Timeseries Graph
n/m46 (1 Low)n/m15 (2 Low)26 (2 Low)
*1
19/04/2021
05:00:00
Scunthorpe Town
Timeseries Graph
n/m35 (1 Low)63 (1 Low)n/m32 (2 Low)
*1
18/04/2021
10:30:00
Sheffield Barnsley Road
Timeseries Graph
n/m79 (2 Low)n/m14 (2 Low)n/m 19/04/2021
01:00:00
Sheffield Devonshire Green
Timeseries Graph
87 (3 Low)43 (1 Low)n/m11 (1 Low)17 (2 Low)
*2
19/04/2021
01:00:00
Sheffield Tinsley
Timeseries Graph
n/m63 (1 Low)n/mn/mn/m 19/04/2021
01:00:00
York Bootham
Timeseries Graph
n/m16 (1 Low)n/m9 (1 Low)15 (1 Low)
*1
19/04/2021
01:00:00
York Fishergate
Timeseries Graph
n/m34 (1 Low)n/m7 (1 Low)17 (2 Low)
*1
19/04/2021
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