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 7am Wed 10th Aug 2022

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Auchencorth Moss Timeseries Graph	56 (2 Low)	n/m	n/m	3 (1 Low)	6 (1 Low) ^*2	10/08/2022 07:00:00
Bush Estate Timeseries Graph	57 (2 Low)	4 (1 Low)	n/m	n/m	n/m	09/08/2022 22:00:00
Dumbarton Roadside Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Edinburgh Nicolson Street Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	n/m	09/08/2022 19:00:00
Edinburgh St Leonards Timeseries Graph	49 (2 Low)	28 (1 Low)	2 (1 Low)	4 (1 Low)	9 (1 Low) ^*2	10/08/2022 06:00:00
Glasgow Great Western Road Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
Glasgow High Street Timeseries Graph	n/m	37 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	10/08/2022 07:00:00
Glasgow Kerbside Timeseries Graph	n/m	53 (1 Low)	n/m	n/m	n/m	09/08/2022 23:00:00
Glasgow Townhead Timeseries Graph	55 (2 Low)	35 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	10/08/2022 07:00:00
Grangemouth Timeseries Graph	n/m	20 (1 Low)	2 (1 Low)	3 (1 Low)	11 (1 Low) ^*1	09/08/2022 20:45:00
Grangemouth Moray Timeseries Graph	n/m	22 (1 Low)	n/m	n/m	n/m	10/08/2022 06:00:00
Greenock A8 Roadside Timeseries Graph	n/m	31 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	10/08/2022 01:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Chesterfield Loundsley Green Timeseries Graph	n/m	17 (1 Low)	n/m	5 (1 Low)	11 (1 Low) ^*2	10/08/2022 07:00:00
Chesterfield Roadside Timeseries Graph	n/m	20 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 07:00:00
Derby St Alkmund's Way Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	n/m	09/08/2022 22:00:00
Ladybower Timeseries Graph	101 (4 Moderate)	8 (1 Low)	2 (1 Low)	n/m	n/m	09/08/2022 10:00:00
Leicester A594 Roadside Timeseries Graph	n/m	54 (1 Low)	n/m	n/m	19 (2 Low) ^*1	09/08/2022 22:00:00
Leicester University Timeseries Graph	119 (4 Moderate)	38 (1 Low)	n/m	6 (1 Low)	17 (2 Low) ^*2	10/08/2022 07:00:00
Lincoln Canwick Road Timeseries Graph	n/m	65 (1 Low)	n/m	n/m	n/m	09/08/2022 18:00:00
Northampton Spring Park Timeseries Graph	116 (4 Moderate)	22 (1 Low)	n/m	8 (1 Low)	n/m	10/08/2022 06:00:00
Nottingham Centre Timeseries Graph	105 (4 Moderate)	46 (1 Low)	3 (1 Low)	9 (1 Low)	22 (2 Low) ^*2	10/08/2022 07:00:00
Nottingham Western Boulevard Timeseries Graph	n/m	40 (1 Low)	n/m	n/m	21 (2 Low) ^*1	09/08/2022 20:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Borehamwood Meadow Park Timeseries Graph	n/m	14 (1 Low)	n/m	5 (1 Low)	12 (1 Low) ^*2	10/08/2022 01:00:00
Cambridge Roadside Timeseries Graph	n/m	25 (1 Low)	n/m	n/m	n/m	09/08/2022 16:00:00
Luton A505 Roadside Timeseries Graph	n/m	66 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
Norwich Lakenfields Timeseries Graph	67 (3 Low)	24 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	10/08/2022 03:00:00
Sandy Roadside Timeseries Graph	n/m	36 (1 Low)	n/m	5 (1 Low)	18 (2 Low) ^*1	10/08/2022 02:00:00
Sibton Timeseries Graph	63 (2 Low)	n/m	n/m	n/m	n/m	09/08/2022 20:00:00
Southend-on-Sea Timeseries Graph	61 (2 Low)	43 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	10/08/2022 06:00:00
St Osyth Timeseries Graph	68 (3 Low)	13 (1 Low)	n/m	6 (1 Low)	17 (2 Low) ^*2	10/08/2022 02:00:00
Stanford-le-Hope Roadside Timeseries Graph	n/m	27 (1 Low)	n/m	11 (1 Low)	12 (1 Low) ^*1	10/08/2022 01:00:00
Thurrock Timeseries Graph	69 (3 Low)	24 (1 Low)	2 (1 Low)	n/m	13 (1 Low) ^*1	09/08/2022 12:30:00
Weybourne Timeseries Graph	61 (2 Low)	n/m	n/m	n/m	n/m	09/08/2022 21:00:00
Wicken Fen Timeseries Graph	n/a	n/a	n/a	n/a	n/a	07/08/2022 19:30:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Camden Kerbside Timeseries Graph	n/m	68 (2 Low)	n/m	6 (1 Low)	18 (2 Low) ^*1	10/08/2022 07:00:00
Ealing Horn Lane Timeseries Graph	n/m	n/m	n/m	n/m	33 (2 Low) ^*1	10/08/2022 01:00:00
Haringey Roadside Timeseries Graph	n/m	29 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
London Bexley Timeseries Graph	n/m	25 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	10/08/2022 01:00:00
London Bloomsbury Timeseries Graph	n/a	n/a	1 (1 Low)	6 (1 Low)	17 (2 Low) ^*2	09/08/2022 20:45:00
London Eltham Timeseries Graph	75 (3 Low)	21 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 01:00:00
London Haringey Priory Park South Timeseries Graph	n/a	n/a	n/m	n/m	n/m	06/08/2022 21:00:00
London Harlington Timeseries Graph	92 (3 Low)	28 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	10/08/2022 03:00:00
London Hillingdon Timeseries Graph	76 (3 Low)	46 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 03:00:00
London Honor Oak Park Timeseries Graph	n/m	n/m	n/m	5 (1 Low)	12 (1 Low) ^*2	10/08/2022 07:00:00
London Marylebone Road Timeseries Graph	62 (2 Low)	59 (1 Low)	2 (1 Low)	n/a	n/a	09/08/2022 08:45:00
London N. Kensington Timeseries Graph	79 (3 Low)	15 (1 Low)	1 (1 Low)	6 (1 Low)	14 (1 Low) ^*2	09/08/2022 18:00:00
London Teddington Bushy Park Timeseries Graph	n/m	n/m	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 01:00:00
London Westminster Timeseries Graph	n/m	n/a	n/m	5 (1 Low)	n/m	10/08/2022 07:00:00
Southwark A2 Old Kent Road Timeseries Graph	n/m	43 (1 Low)	n/m	n/m	26 (2 Low) ^*1	10/08/2022 07:00:00
Tower Hamlets Roadside Timeseries Graph	n/m	32 (1 Low)	n/m	n/m	n/m	09/08/2022 24:00:

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Fort William Timeseries Graph	41 (2 Low)	8 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Inverness Timeseries Graph	n/m	11 (1 Low)	n/m	3 (1 Low)	6 (1 Low) ^*2	10/08/2022 07:00:00
Lerwick Timeseries Graph	n/a	n/m	n/m	n/m	n/m	07/08/2022 05:00:00
Strathvaich Timeseries Graph	59 (2 Low)	n/m	n/m	n/m	n/m	10/08/2022 07:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Billingham Timeseries Graph	n/m	24 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Hartlepool St Abbs Walk Timeseries Graph	n/m	15 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	10/08/2022 07:00:00
Middlesbrough Timeseries Graph	61 (2 Low)	12 (1 Low)	n/a	3 (1 Low)	16 (1 Low) ^*1	08/08/2022 07:45:00
Newcastle Centre Timeseries Graph	52 (2 Low)	31 (1 Low)	n/m	5 (1 Low)	12 (1 Low) ^*1	10/08/2022 07:00:00
Newcastle Cradlewell Roadside Timeseries Graph	n/m	54 (1 Low)	n/m	n/m	11 (1 Low) ^*1	09/08/2022 18:00:00
Stockton-on-Tees A1305 Roadside Timeseries Graph	n/m	15 (1 Low)	n/m	4 (1 Low)	n/m	10/08/2022 07:00:00
Stockton-on-Tees Eaglescliffe Timeseries Graph	n/m	13 (1 Low)	n/m	4 (1 Low)	15 (1 Low) ^*1	10/08/2022 07:00:00
Sunderland Silksworth Timeseries Graph	58 (2 Low)	20 (1 Low)	n/m	5 (1 Low)	13 (1 Low) ^*2	10/08/2022 07:00:00
Sunderland Wessington Way Timeseries Graph	n/m	41 (1 Low)	n/m	n/m	n/m	09/08/2022 24:00:

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Aberdeen Erroll Park Timeseries Graph	38 (2 Low)	28 (1 Low)	n/m	2 (1 Low)	6 (1 Low) ^*2	10/08/2022 07:00:00
Aberdeen Union Street Roadside Timeseries Graph	n/m	53 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Aberdeen Wellington Road Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	n/m	09/08/2022 09:00:00
Dundee Mains Loan Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	10/08/2022 02:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Aston Hill Timeseries Graph	110 (4 Moderate)	9 (1 Low)	n/m	n/m	n/m	09/08/2022 22:00:00
Wrexham Timeseries Graph	n/m	35 (1 Low)	9 (1 Low)	5 (1 Low)	11 (1 Low) ^*2	09/08/2022 18:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Birkenhead Borough Road Timeseries Graph	n/m	30 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
Blackburn Accrington Road Timeseries Graph	n/m	40 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
Blackpool Marton Timeseries Graph	69 (3 Low)	21 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	10/08/2022 06:00:00
Bury Whitefield Roadside Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	16 (1 Low) ^*1	10/08/2022 07:00:00
Carlisle Morton A595 Timeseries Graph	n/m	11 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*1	10/08/2022 05:00:00
Crewe Coppenhall Timeseries Graph	n/m	29 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*2	10/08/2022 05:00:00
Glazebury Timeseries Graph	89 (3 Low)	25 (1 Low)	n/m	7 (1 Low)	16 (1 Low) ^*2	10/08/2022 05:00:00
Liverpool Speke Timeseries Graph	78 (3 Low)	45 (1 Low)	2 (1 Low)	11 (1 Low)	17 (2 Low) ^*1	09/08/2022 20:15:00
Manchester Piccadilly Timeseries Graph	91 (3 Low)	68 (2 Low)	3 (1 Low)	8 (1 Low)	18 (2 Low) ^*2	09/08/2022 10:15:00
Manchester Sharston Timeseries Graph	97 (3 Low)	77 (2 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Preston Timeseries Graph	80 (3 Low)	7 (1 Low)	n/m	7 (1 Low)	14 (1 Low) ^*2	10/08/2022 04:00:00
Salford Eccles Timeseries Graph	n/m	49 (1 Low)	n/m	8 (1 Low)	18 (2 Low) ^*2	10/08/2022 07:00:00
Shaw Crompton Way Timeseries Graph	n/m	55 (1 Low)	n/m	n/m	n/m	09/08/2022 22:00:00
St Helens Linkway Timeseries Graph	n/m	38 (1 Low)	n/m	n/m	18 (2 Low) ^*1	10/08/2022 07:00:00
Warrington Timeseries Graph	n/m	29 (1 Low)	n/m	7 (1 Low)	15 (1 Low) ^*1	10/08/2022 04:00:00
Widnes Milton Road Timeseries Graph	n/m	45 (1 Low)	n/m	n/m	n/m	09/08/2022 09:00:00
Wigan Centre Timeseries Graph	87 (3 Low)	24 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 01:00:00
Wirral Tranmere Timeseries Graph	75 (3 Low)	27 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	10/08/2022 07:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Armagh Roadside Timeseries Graph	n/m	29 (1 Low)	n/m	n/m	n/a	09/08/2022 15:00:00
Ballymena Antrim Road Timeseries Graph	n/m	22 (1 Low)	n/m	n/m	n/m	09/08/2022 07:00:00
Ballymena Ballykeel Timeseries Graph	n/m	26 (1 Low)	1 (1 Low)	n/m	n/m	10/08/2022 02:45:00
Belfast Centre Timeseries Graph	64 (2 Low)	32 (1 Low)	3 (1 Low)	6 (1 Low)	14 (1 Low) ^*2	09/08/2022 08:30:00
Belfast Stockman's Lane Timeseries Graph	n/m	63 (1 Low)	n/m	n/m	17 (2 Low) ^*1	09/08/2022 10:00:00
Derry Rosemount Timeseries Graph	56 (2 Low)	13 (1 Low)	5 (1 Low)	4 (1 Low)	8 (1 Low) ^*1	09/08/2022 21:30:00
Lough Navar Timeseries Graph	54 (2 Low)	n/m	n/m	2 (1 Low)	4 (1 Low) ^*2	10/08/2022 05:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Dumfries Timeseries Graph	n/m	42 (1 Low)	n/m	n/m	n/m	09/08/2022 15:00:00
Eskdalemuir Timeseries Graph	n/a	n/a	n/m	n/m	n/m	30/03/2021 15:00:00
Peebles Timeseries Graph	51 (2 Low)	10 (1 Low)	n/m	n/m	n/m	09/08/2022 22:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Brighton Preston Park Timeseries Graph	71 (3 Low)	23 (1 Low)	n/m	6 (1 Low)	n/m	10/08/2022 03:00:00
Canterbury Timeseries Graph	72 (3 Low)	20 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	10/08/2022 01:00:00
Chatham Roadside Timeseries Graph	n/m	24 (1 Low)	n/m	2 (1 Low)	15 (1 Low) ^*1	10/08/2022 02:00:00
Chilbolton Observatory Timeseries Graph	121 (5 Moderate)	15 (1 Low)	1 (1 Low)	7 (1 Low)	22 (2 Low) ^*2	09/08/2022 15:30:00
Eastbourne Timeseries Graph	n/m	2 (1 Low)	n/m	4 (1 Low)	10 (1 Low) ^*2	10/08/2022 01:00:00
Horley Timeseries Graph	n/m	25 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Lullington Heath Timeseries Graph	77 (3 Low)	4 (1 Low)	4 (1 Low)	4 (1 Low)	9 (1 Low) ^*2	09/08/2022 18:15:00
Oxford Centre Roadside Timeseries Graph	n/m	84 (2 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Oxford St Ebbes Timeseries Graph	n/m	57 (1 Low)	n/m	5 (1 Low)	11 (1 Low) ^*2	10/08/2022 07:00:00
Portsmouth Timeseries Graph	92 (3 Low)	27 (1 Low)	n/m	6 (1 Low)	16 (1 Low) ^*2	10/08/2022 01:00:00
Portsmouth Anglesea Road Timeseries Graph	n/m	28 (1 Low)	n/m	n/m	14 (1 Low) ^*1	10/08/2022 07:00:00
Reading London Road Timeseries Graph	n/m	37 (1 Low)	n/m	n/m	19 (2 Low) ^*1	09/08/2022 08:00:00
Reading New Town Timeseries Graph	100 (3 Low)	54 (1 Low)	n/m	5 (1 Low)	17 (2 Low) ^*1	10/08/2022 03:00:00
Rochester Stoke Timeseries Graph	68 (3 Low)	13 (1 Low)	0 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	10/08/2022 02:30:00
Southampton A33 Timeseries Graph	n/m	56 (1 Low)	n/m	n/m	16 (1 Low) ^*1	09/08/2022 24:00:
Southampton Centre Timeseries Graph	83 (3 Low)	41 (1 Low)	4 (1 Low)	6 (1 Low)	14 (1 Low) ^*2	09/08/2022 07:15:00
Storrington Roadside Timeseries Graph	n/m	36 (1 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Worthing A27 Roadside Timeseries Graph	n/m	25 (1 Low)	n/m	8 (1 Low)	n/m	09/08/2022 01:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Cardiff Centre Timeseries Graph	101 (4 Moderate)	20 (1 Low)	5 (1 Low)	10 (1 Low)	18 (2 Low) ^*1	08/08/2022 13:45:00
Cardiff Newport Road Timeseries Graph	n/m	46 (1 Low)	n/m	n/m	19 (2 Low) ^*1	09/08/2022 22:00:00
Chepstow A48 Timeseries Graph	n/m	50 (1 Low)	n/m	12 (2 Low)	17 (2 Low) ^*1	10/08/2022 07:00:00
Cwmbran Crownbridge Timeseries Graph	65 (2 Low)	23 (1 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Hafod-yr-ynys Roadside Timeseries Graph	n/m	81 (2 Low)	n/m	n/m	n/m	09/08/2022 08:00:00
Narberth Timeseries Graph	75 (3 Low)	3 (1 Low)	8 (1 Low)	5 (1 Low)	9 (1 Low) ^*2	09/08/2022 20:30:00
Newport Timeseries Graph	n/m	44 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*2	10/08/2022 07:00:00
Port Talbot Margam Timeseries Graph	95 (3 Low)	23 (1 Low)	2 (1 Low)	12 (2 Low)	41 (3 Low) ^*3	09/08/2022 16:45:00
Swansea Roadside Timeseries Graph	n/m	n/a	n/m	n/a	n/a	24/07/2022 01:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Barnstaple A39 Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	16 (1 Low) ^*1	10/08/2022 07:00:00
Bath A4 Roadside Timeseries Graph	n/m	49 (1 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Bournemouth Timeseries Graph	93 (3 Low)	24 (1 Low)	n/m	8 (1 Low)	n/m	10/08/2022 04:00:00
Bristol St Paul's Timeseries Graph	104 (4 Moderate)	85 (2 Low)	n/m	8 (1 Low)	20 (2 Low) ^*1	10/08/2022 07:00:00
Bristol Temple Way Timeseries Graph	n/m	79 (2 Low)	n/m	n/m	23 (2 Low) ^*1	09/08/2022 24:00:
Charlton Mackrell Timeseries Graph	110 (4 Moderate)	11 (1 Low)	n/m	6 (1 Low)	18 (2 Low) ^*2	10/08/2022 03:00:00
Christchurch Barrack Road Timeseries Graph	n/m	36 (1 Low)	n/m	n/a	n/m	01/08/2022 22:00:00
Exeter Roadside Timeseries Graph	73 (3 Low)	43 (1 Low)	n/m	n/m	n/m	10/08/2022 01:00:00
Honiton Timeseries Graph	n/m	13 (1 Low)	n/m	5 (1 Low)	11 (1 Low) ^*2	10/08/2022 06:00:00
Plymouth Centre Timeseries Graph	75 (3 Low)	64 (1 Low)	n/m	5 (1 Low)	13 (1 Low) ^*2	10/08/2022 07:00:00
Plymouth Tavistock Road Timeseries Graph	n/m	57 (1 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Saltash Callington Road Timeseries Graph	n/m	n/m	n/m	5 (1 Low)	14 (1 Low) ^*1	10/08/2022 07:00:00
Swindon Walcot Timeseries Graph	n/m	30 (1 Low)	n/m	5 (1 Low)	14 (1 Low) ^*2	10/08/2022 07:00:00
Yarner Wood Timeseries Graph	101 (4 Moderate)	8 (1 Low)	n/m	4 (1 Low)	10 (1 Low) ^*2	10/08/2022 07:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Mace Head Timeseries Graph	60 (2 Low)	n/m	n/m	n/m	n/m	09/08/2022 15:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Birmingham A4540 Roadside Timeseries Graph	113 (4 Moderate)	63 (1 Low)	n/m	10 (1 Low)	25 (2 Low) ^*2	10/08/2022 05:00:00
Birmingham Acocks Green Timeseries Graph	n/a	n/a	n/m	n/a	n/a	01/10/2021 03:00:00
Birmingham Ladywood Timeseries Graph	135 (5 Moderate)	52 (1 Low)	6 (1 Low)	8 (1 Low)	19 (2 Low) ^*2	09/08/2022 12:00:00
Burton-on-Trent Horninglow Timeseries Graph	n/m	33 (1 Low)	n/m	9 (1 Low)	20 (2 Low) ^*2	10/08/2022 07:00:00
Cannock A5190 Roadside Timeseries Graph	n/m	63 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00
Coventry Allesley Timeseries Graph	125 (5 Moderate)	46 (1 Low)	n/m	7 (1 Low)	17 (2 Low) ^*2	10/08/2022 01:00:00
Coventry Binley Road Timeseries Graph	n/m	91 (2 Low)	n/m	n/m	20 (2 Low) ^*1	09/08/2022 23:00:00
Leamington Spa Timeseries Graph	124 (5 Moderate)	35 (1 Low)	n/m	6 (1 Low)	17 (2 Low) ^*2	10/08/2022 04:00:00
Leamington Spa Rugby Road Timeseries Graph	n/m	n/a	n/m	6 (1 Low)	15 (1 Low) ^*2	10/08/2022 01:00:00
Leominster Timeseries Graph	118 (4 Moderate)	22 (1 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
Oldbury Birmingham Road Timeseries Graph	n/m	55 (1 Low)	n/m	n/m	n/m	09/08/2022 23:00:00
Stoke-on-Trent A50 Roadside Timeseries Graph	n/m	67 (1 Low)	n/m	n/m	21 (2 Low) ^*1	10/08/2022 07:00:00
Stoke-on-Trent Centre Timeseries Graph	94 (3 Low)	30 (1 Low)	n/m	7 (1 Low)	16 (1 Low) ^*2	10/08/2022 07:00:00
Telford Hollinswood Timeseries Graph	n/m	30 (1 Low)	n/m	7 (1 Low)	15 (1 Low) ^*2	10/08/2022 02:00:00
Walsall Woodlands Timeseries Graph	134 (5 Moderate)	38 (1 Low)	n/m	n/m	n/m	09/08/2022 21:00:00
West Bromwich Kenrick Park Timeseries Graph	n/m	63 (1 Low)	n/m	n/m	n/m	10/08/2022 07:00:00

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 PM_2.5 Particles (µgm^-3)	Running 24 Hour mean PM₁₀ Particles (µgm^-3)	Last updated
Barnsley Gawber Timeseries Graph	100 (3 Low)	34 (1 Low)	6 (1 Low)	n/m	n/m	09/08/2022 21:45:00
Bradford Mayo Avenue Timeseries Graph	n/m	77 (2 Low)	n/m	n/m	n/m	09/08/2022 23:00:00
Dewsbury Ashworth Grove Timeseries Graph	n/m	n/a	n/m	n/m	n/m	23/06/2022 08:00:00
Doncaster A630 Cleveland Street Timeseries Graph	n/m	56 (1 Low)	n/m	n/m	n/m	10/08/2022 02:00:00
High Muffles Timeseries Graph	76 (3 Low)	5 (1 Low)	n/m	4 (1 Low)	10 (1 Low) ^*2	10/08/2022 07:00:00
Hull Freetown Timeseries Graph	74 (3 Low)	29 (1 Low)	4 (1 Low)	9 (1 Low)	22 (2 Low) ^*2	10/08/2022 04:45:00
Hull Holderness Road Timeseries Graph	n/m	29 (1 Low)	n/m	n/m	22 (2 Low) ^*1	09/08/2022 13:00:00
Immingham Woodlands Avenue Timeseries Graph	n/m	39 (1 Low)	n/m	7 (1 Low)	17 (2 Low) ^*2	10/08/2022 06:00:00
Leeds Centre Timeseries Graph	100 (3 Low)	40 (1 Low)	3 (1 Low)	6 (1 Low)	16 (1 Low) ^*2	09/08/2022 18:45:00
Leeds Headingley Kerbside Timeseries Graph	n/m	45 (1 Low)	n/m	7 (1 Low)	21 (2 Low) ^*1	10/08/2022 07:00:00
Scunthorpe Town Timeseries Graph	n/m	24 (1 Low)	34 (1 Low)	n/m	30 (2 Low) ^*1	09/08/2022 19:30:00
Sheffield Barnsley Road Timeseries Graph	n/m	91 (2 Low)	n/m	n/a	n/m	08/08/2022 09:00:00
Sheffield Devonshire Green Timeseries Graph	91 (3 Low)	41 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	10/08/2022 07:00:00
Sheffield Tinsley Timeseries Graph	n/m	42 (1 Low)	n/m	8 (1 Low)	26 (2 Low) ^*2	10/08/2022 07:00:00
York Bootham Timeseries Graph	n/m	11 (1 Low)	n/m	5 (1 Low)	16 (1 Low) ^*1	10/08/2022 07:00:00
York Fishergate Timeseries Graph	n/m	26 (1 Low)	n/m	6 (1 Low)	21 (2 Low) ^*1	10/08/2022 02:00:00

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

UK AIR

Air Information Resource