Latest measured levels based on data provided by the 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.

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Pollutant levels recorded for the hour up to 6pm Sat 27th Apr 2024

Central Scotland

Latest measured levels based on data provided by the 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	88 (3 Low)	n/m	n/m	2 (1 Low)	4 (1 Low) ^*2	27/04/2024 18:00:00
Bush Estate Timeseries Graph	88 (3 Low)	2 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Dumbarton Roadside Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Edinburgh Nicolson Street Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Edinburgh St Leonards Timeseries Graph	82 (3 Low)	8 (1 Low)	2 (1 Low)	3 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Glasgow Great Western Road Timeseries Graph	n/m	27 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Glasgow High Street Timeseries Graph	n/m	11 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Glasgow Kerbside Timeseries Graph	n/m	67 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Glasgow Townhead Timeseries Graph	86 (3 Low)	6 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Grangemouth Timeseries Graph	n/m	3 (1 Low)	2 (1 Low)	6 (1 Low)	9 (1 Low) ^*1	27/04/2024 18:00:00
Grangemouth Moray Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	27/04/2024 17:00:00
Greenock A8 Roadside Timeseries Graph	n/m	31 (1 Low)	n/m	6 (1 Low)	31 (2 Low) ^*2	27/04/2024 18:00:00

East Midlands

Latest measured levels based on data provided by the 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	90 (3 Low)	7 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Chesterfield Roadside Timeseries Graph	n/m	21 (1 Low)	n/m	7 (1 Low)	11 (1 Low) ^*2	27/04/2024 18:00:00
Derby St Alkmund's Way Timeseries Graph	n/m	12 (1 Low)	n/m	n/m	n/m	27/04/2024 17:00:00
Derby Stockbrook Park Timeseries Graph	84 (3 Low)	n/m	n/m	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Ladybower Timeseries Graph	n/a	n/a	n/a	n/m	n/m	04/03/2024 14:00:00
Leicester A594 Roadside Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	10 (1 Low) ^*1	27/04/2024 18:00:00
Leicester University Timeseries Graph	94 (3 Low)	10 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Lincoln Canwick Road Timeseries Graph	n/m	40 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Northampton Spring Park Timeseries Graph	83 (3 Low)	7 (1 Low)	n/m	7 (1 Low)	n/m	27/04/2024 18:00:00
Nottingham Kenmore Gardens Timeseries Graph	89 (3 Low)	10 (1 Low)	1 (1 Low)	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Nottingham Western Boulevard Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	15 (1 Low) ^*1	27/04/2024 18:00:00
Tallington Timeseries Graph	92 (3 Low)	n/m	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Toft Newton Timeseries Graph	101 (4 Moderate)	2 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00

Eastern

Latest measured levels based on data provided by the 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	6 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
Cambridge Roadside Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Luton A505 Roadside Timeseries Graph	n/m	33 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Norwich Lakenfields Timeseries Graph	80 (3 Low)	14 (1 Low)	n/m	4 (1 Low)	5 (1 Low) ^*2	27/04/2024 18:00:00
Sandy Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*1	27/04/2024 18:00:00
Sibton Timeseries Graph	75 (3 Low)	n/m	n/m	4 (1 Low)	5 (1 Low) ^*2	27/04/2024 18:00:00
Southend-on-Sea Timeseries Graph	79 (3 Low)	13 (1 Low)	n/m	5 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
St Osyth Timeseries Graph	89 (3 Low)	5 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
Stanford-le-Hope Roadside Timeseries Graph	n/m	12 (1 Low)	n/m	6 (1 Low)	7 (1 Low) ^*1	27/04/2024 18:00:00
Thurrock Timeseries Graph	78 (3 Low)	16 (1 Low)	3 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Weybourne Timeseries Graph	95 (3 Low)	n/m	n/m	3 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Wicken Fen Timeseries Graph	72 (3 Low)	4 (1 Low)	2 (1 Low)	4 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00

Greater London

Latest measured levels based on data provided by the 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	n/a	n/m	8 (1 Low)	13 (1 Low) ^*1	27/04/2024 18:00:00
Ealing Horn Lane Timeseries Graph	n/m	n/m	n/m	n/m	12 (1 Low) ^*1	27/04/2024 18:00:00
Haringey Roadside Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
London Bexley Timeseries Graph	n/m	12 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
London Bloomsbury Timeseries Graph	56 (2 Low)	20 (1 Low)	4 (1 Low)	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
London Eltham Timeseries Graph	n/a	n/a	n/m	n/a	n/a	04/07/2023 17:00:00
London Haringey Priory Park South Timeseries Graph	n/a	n/a	n/m	n/m	n/m	23/04/2024 14:00:00
London Harlington Timeseries Graph	64 (2 Low)	7 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
London Hillingdon Timeseries Graph	65 (2 Low)	11 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
London Honor Oak Park Timeseries Graph	n/m	n/m	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
London Marylebone Road Timeseries Graph	61 (2 Low)	17 (1 Low)	1 (1 Low)	7 (1 Low)	10 (1 Low) ^*1	27/04/2024 18:00:00
London N. Kensington Timeseries Graph	76 (3 Low)	12 (1 Low)	2 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
London Teddington Bushy Park Timeseries Graph	n/m	n/m	n/m	n/a	n/a	09/10/2023 16:00:00
London Westminster Timeseries Graph	47 (2 Low)	24 (1 Low)	n/m	3 (1 Low)	n/m	27/04/2024 18:00:00
Southwark A2 Old Kent Road Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	14 (1 Low) ^*1	27/04/2024 18:00:00
Tower Hamlets Roadside Timeseries Graph	n/m	26 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00

Highland

Latest measured levels based on data provided by the 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	78 (3 Low)	2 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Inverness Timeseries Graph	n/m	12 (1 Low)	n/m	1 (1 Low)	4 (1 Low) ^*2	27/04/2024 18:00:00
Lerwick Timeseries Graph	94 (3 Low)	n/m	n/m	n/m	n/m	27/04/2024 18:00:00
Strathvaich Timeseries Graph	84 (3 Low)	n/m	n/m	n/m	n/m	27/04/2024 18:00:00

North East

Latest measured levels based on data provided by the 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	7 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Hartlepool St Abbs Walk Timeseries Graph	91 (3 Low)	2 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Middlesbrough Timeseries Graph	87 (3 Low)	11 (1 Low)	1 (1 Low)	5 (1 Low)	14 (1 Low) ^*1	27/04/2024 18:00:00
Newcastle Centre Timeseries Graph	89 (3 Low)	7 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*1	27/04/2024 18:00:00
Newcastle Cradlewell Roadside Timeseries Graph	n/m	28 (1 Low)	n/m	n/m	13 (1 Low) ^*1	27/04/2024 18:00:00
Stockton-on-Tees A1305 Roadside Timeseries Graph	n/m	25 (1 Low)	n/m	6 (1 Low)	n/m	27/04/2024 18:00:00
Stockton-on-Tees Eaglescliffe Timeseries Graph	n/m	11 (1 Low)	n/m	7 (1 Low)	18 (2 Low) ^*1	27/04/2024 18:00:00
Sunderland Silksworth Timeseries Graph	88 (3 Low)	11 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
Sunderland Wessington Way Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00

North East Scotland

Latest measured levels based on data provided by the 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	93 (3 Low)	4 (1 Low)	n/m	2 (1 Low)	4 (1 Low) ^*2	27/04/2024 18:00:00
Aberdeen Union Street Roadside Timeseries Graph	n/m	16 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Aberdeen Wellington Road Timeseries Graph	n/m	17 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Dundee Mains Loan Timeseries Graph	n/m	1 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00

North Wales

Latest measured levels based on data provided by the 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	85 (3 Low)	5 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Wrexham Timeseries Graph	n/m	29 (1 Low)	2 (1 Low)	8 (1 Low)	12 (1 Low) ^*2	27/04/2024 18:00:00

North West & Merseyside

Latest measured levels based on data provided by the 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	34 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Blackburn Accrington Road Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Blackburn Audley Park Timeseries Graph	88 (3 Low)	n/m	n/m	6 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Blackpool Marton Timeseries Graph	87 (3 Low)	3 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Bury Whitefield Roadside Timeseries Graph	n/m	3 (1 Low)	n/m	n/m	12 (1 Low) ^*1	27/04/2024 18:00:00
Carlisle Morton A595 Timeseries Graph	n/m	4 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*1	27/04/2024 18:00:00
Crewe Coppenhall Timeseries Graph	94 (3 Low)	7 (1 Low)	n/m	7 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Glazebury Timeseries Graph	76 (3 Low)	7 (1 Low)	n/m	7 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
Liverpool Speke Timeseries Graph	81 (3 Low)	16 (1 Low)	2 (1 Low)	8 (1 Low)	13 (1 Low) ^*1	27/04/2024 18:00:00
Manchester Piccadilly Timeseries Graph	71 (3 Low)	31 (1 Low)	1 (1 Low)	10 (1 Low)	14 (1 Low) ^*2	27/04/2024 18:00:00
Manchester Sharston Timeseries Graph	84 (3 Low)	4 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Preston Timeseries Graph	83 (3 Low)	11 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Salford Eccles Timeseries Graph	80 (3 Low)	16 (1 Low)	n/m	9 (1 Low)	14 (1 Low) ^*2	27/04/2024 18:00:00
Shaw Crompton Way Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
St Helens Linkway Timeseries Graph	n/m	16 (1 Low)	n/m	n/m	18 (2 Low) ^*1	27/04/2024 18:00:00
Warrington Timeseries Graph	n/m	13 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*1	27/04/2024 18:00:00
Widnes Milton Road Timeseries Graph	n/m	38 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Wigan Centre Timeseries Graph	91 (3 Low)	7 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Wirral Tranmere Timeseries Graph	89 (3 Low)	9 (1 Low)	n/m	8 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00

Northern Ireland

Latest measured levels based on data provided by the 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	18 (1 Low)	n/m	n/m	15 (1 Low) ^*1	27/04/2024 18:00:00
Ballymena Antrim Road Timeseries Graph	n/m	25 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Ballymena Ballykeel Timeseries Graph	n/m	13 (1 Low)	2 (1 Low)	n/m	n/m	27/04/2024 18:00:00
Belfast Centre Timeseries Graph	59 (2 Low)	14 (1 Low)	2 (1 Low)	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Belfast Stockman's Lane Timeseries Graph	n/m	85 (2 Low)	n/m	n/m	24 (2 Low) ^*1	27/04/2024 18:00:00
Derry Rosemount Timeseries Graph	83 (3 Low)	9 (1 Low)	6 (1 Low)	8 (1 Low)	10 (1 Low) ^*1	27/04/2024 18:00:00
Lough Navar Timeseries Graph	92 (3 Low)	n/m	n/m	2 (1 Low)	3 (1 Low) ^*2	27/04/2024 18:00:00

Scottish Borders

Latest measured levels based on data provided by the 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	n/a	n/m	n/m	n/m	26/04/2024 16:00:00
Eskdalemuir Timeseries Graph	87 (3 Low)	1 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Peebles Timeseries Graph	73 (3 Low)	2 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00

South East

Latest measured levels based on data provided by the 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	63 (2 Low)	8 (1 Low)	n/m	8 (1 Low)	n/m	27/04/2024 18:00:00
Canterbury Timeseries Graph	66 (2 Low)	11 (1 Low)	n/m	11 (1 Low)	14 (1 Low) ^*2	27/04/2024 18:00:00
Chatham Roadside Timeseries Graph	n/m	13 (1 Low)	n/m	4 (1 Low)	15 (1 Low) ^*1	27/04/2024 18:00:00
Chilbolton Observatory Timeseries Graph	73 (3 Low)	11 (1 Low)	2 (1 Low)	6 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Eastbourne Timeseries Graph	73 (3 Low)	10 (1 Low)	n/m	9 (1 Low)	12 (1 Low) ^*2	27/04/2024 18:00:00
Horley Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Lullington Heath Timeseries Graph	73 (3 Low)	6 (1 Low)	1 (1 Low)	9 (1 Low)	11 (1 Low) ^*2	27/04/2024 18:00:00
Milton Keynes Civic Centre Timeseries Graph	77 (3 Low)	n/m	n/m	5 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
Oxford Centre Roadside Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Oxford St Ebbes Timeseries Graph	73 (3 Low)	8 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
Portsmouth Timeseries Graph	69 (3 Low)	18 (1 Low)	n/m	7 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Portsmouth Anglesea Road Timeseries Graph	n/m	27 (1 Low)	n/m	n/m	10 (1 Low) ^*1	27/04/2024 18:00:00
Reading London Road Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	13 (1 Low) ^*1	27/04/2024 18:00:00
Reading New Town Timeseries Graph	63 (2 Low)	9 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Rochester Stoke Timeseries Graph	87 (3 Low)	5 (1 Low)	1 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Southampton A33 Timeseries Graph	n/m	14 (1 Low)	n/m	n/m	n/a	27/04/2024 18:00:00
Southampton Centre Timeseries Graph	61 (2 Low)	20 (1 Low)	2 (1 Low)	6 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Storrington Roadside Timeseries Graph	n/m	37 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Worthing A27 Roadside Timeseries Graph	n/m	21 (1 Low)	n/m	9 (1 Low)	n/m	27/04/2024 18:00:00

South Wales

Latest measured levels based on data provided by the 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	74 (3 Low)	13 (1 Low)	1 (1 Low)	6 (1 Low)	9 (1 Low) ^*1	27/04/2024 18:00:00
Cardiff Newport Road Timeseries Graph	n/m	26 (1 Low)	n/m	n/m	9 (1 Low) ^*1	27/04/2024 18:00:00
Chepstow A48 Timeseries Graph	n/m	28 (1 Low)	n/m	8 (1 Low)	10 (1 Low) ^*1	27/04/2024 18:00:00
Cwmbran Crownbridge Timeseries Graph	79 (3 Low)	5 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Hafod-yr-ynys Hill Roadside Timeseries Graph	n/m	13 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Narberth Timeseries Graph	84 (3 Low)	3 (1 Low)	1 (1 Low)	5 (1 Low)	6 (1 Low) ^*2	27/04/2024 18:00:00
Newport Timeseries Graph	n/m	10 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Port Talbot Margam Timeseries Graph	85 (3 Low)	7 (1 Low)	0 (1 Low)	4 (1 Low)	8 (1 Low) ^*3	27/04/2024 18:00:00
Swansea Roadside Timeseries Graph	n/m	12 (1 Low)	n/m	4 (1 Low)	9 (1 Low) ^*1	27/04/2024 18:00:00

South West

Latest measured levels based on data provided by the 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)	10 (1 Low) ^*2	27/04/2024 18:00:00
Bath A4 Roadside Timeseries Graph	n/m	30 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Bournemouth Timeseries Graph	82 (3 Low)	9 (1 Low)	n/m	8 (1 Low)	n/m	27/04/2024 18:00:00
Bristol St Paul's Timeseries Graph	73 (3 Low)	14 (1 Low)	n/m	5 (1 Low)	11 (1 Low) ^*1	27/04/2024 18:00:00
Bristol Temple Way Timeseries Graph	n/m	49 (1 Low)	n/m	n/m	15 (1 Low) ^*1	27/04/2024 18:00:00
Charlton Mackrell Timeseries Graph	64 (2 Low)	5 (1 Low)	n/m	6 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Christchurch Barrack Road Timeseries Graph	n/m	23 (1 Low)	n/m	6 (1 Low)	n/m	27/04/2024 18:00:00
Exeter Roadside Timeseries Graph	n/a	n/a	n/m	n/m	n/m	12/10/2023 04:00:00
Honiton Timeseries Graph	65 (2 Low)	7 (1 Low)	n/m	8 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Plymouth Centre Timeseries Graph	68 (3 Low)	11 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Plymouth Tavistock Road Timeseries Graph	n/m	8 (1 Low)	n/m	n/m	n/m	27/04/2024 17:00:00
Saltash Callington Road Timeseries Graph	n/m	n/m	n/m	2 (1 Low)	9 (1 Low) ^*1	27/04/2024 18:00:00
Swindon Walcot Timeseries Graph	68 (3 Low)	8 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Yarner Wood Timeseries Graph	74 (3 Low)	3 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00

West Ireland

Latest measured levels based on data provided by the 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	87 (3 Low)	n/m	n/m	n/m	n/m	27/04/2024 18:00:00

West Midlands

Latest measured levels based on data provided by the 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	60 (2 Low)	15 (1 Low)	n/m	7 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
Birmingham Ladywood Timeseries Graph	86 (3 Low)	15 (1 Low)	1 (1 Low)	6 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Burton-on-Trent Horninglow Timeseries Graph	87 (3 Low)	12 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Cannock A5190 Roadside Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Coventry Allesley Timeseries Graph	85 (3 Low)	7 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Coventry Binley Road Timeseries Graph	n/m	17 (1 Low)	n/m	n/m	9 (1 Low) ^*1	27/04/2024 18:00:00
Leamington Spa Timeseries Graph	85 (3 Low)	10 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Leamington Spa Rugby Road Timeseries Graph	n/m	14 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Leominster Timeseries Graph	88 (3 Low)	7 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Oldbury Birmingham Road Timeseries Graph	n/m	17 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
Stoke-on-Trent A50 Roadside Timeseries Graph	n/m	55 (1 Low)	n/m	n/m	11 (1 Low) ^*1	27/04/2024 18:00:00
Stoke-on-Trent Centre Timeseries Graph	84 (3 Low)	15 (1 Low)	n/m	7 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Telford Hollinswood Timeseries Graph	91 (3 Low)	13 (1 Low)	n/m	7 (1 Low)	9 (1 Low) ^*2	27/04/2024 18:00:00
Walsall Woodlands Timeseries Graph	87 (3 Low)	9 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
West Bromwich Kenrick Park Timeseries Graph	77 (3 Low)	14 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00

Yorkshire & Humberside

Latest measured levels based on data provided by the 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	89 (3 Low)	8 (1 Low)	5 (1 Low)	7 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
Bradford Mayo Avenue Timeseries Graph	n/m	57 (1 Low)	n/m	n/m	n/m	27/04/2024 17:00:00
Dewsbury Ashworth Grange Timeseries Graph	86 (3 Low)	10 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Doncaster A630 Cleveland Street Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	n/m	27/04/2024 18:00:00
High Muffles Timeseries Graph	99 (3 Low)	1 (1 Low)	n/m	2 (1 Low)	3 (1 Low) ^*2	27/04/2024 18:00:00
Hull Freetown Timeseries Graph	92 (3 Low)	7 (1 Low)	2 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	27/04/2024 18:00:00
Hull Holderness Road Timeseries Graph	n/m	15 (1 Low)	n/m	n/m	17 (2 Low) ^*1	27/04/2024 18:00:00
Immingham Woodlands Avenue Timeseries Graph	92 (3 Low)	17 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/04/2024 18:00:00
Leeds Centre Timeseries Graph	84 (3 Low)	10 (1 Low)	2 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	27/04/2024 18:00:00
Leeds Headingley Kerbside Timeseries Graph	n/m	30 (1 Low)	n/m	7 (1 Low)	19 (2 Low) ^*1	27/04/2024 18:00:00
Scunthorpe Town Timeseries Graph	n/m	5 (1 Low)	2 (1 Low)	n/m	15 (1 Low) ^*1	27/04/2024 18:00:00
Sheffield Barnsley Road Timeseries Graph	n/m	50 (1 Low)	n/m	9 (1 Low)	n/m	27/04/2024 18:00:00
Sheffield Devonshire Green Timeseries Graph	81 (3 Low)	15 (1 Low)	n/m	9 (1 Low)	13 (1 Low) ^*2	27/04/2024 18:00:00
Sheffield Tinsley Timeseries Graph	84 (3 Low)	9 (1 Low)	n/m	7 (1 Low)	12 (1 Low) ^*2	27/04/2024 18:00:00
York Bootham Timeseries Graph	89 (3 Low)	4 (1 Low)	n/m	8 (1 Low)	10 (1 Low) ^*1	27/04/2024 18:00:00
York Fishergate Timeseries Graph	n/m	13 (1 Low)	n/m	3 (1 Low)	15 (1 Low) ^*1	27/04/2024 18:00:00

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