Latest measured levels based on data provided by the Environment Agency

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	83 (3 Low)	2 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*2	30/03/2025 12:00:00
Aberdeen Wellington Road Timeseries Graph	n/m	5 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Armagh Roadside Timeseries Graph	n/m	8 (1 Low)	n/m	n/m	25 (2 Low) ^*1	30/03/2025 12:00:00
Aston Hill Timeseries Graph	75 (3 Low)	2 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Auchencorth Moss Timeseries Graph	80 (3 Low)	n/m	n/m	6 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00

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
Ballymena Antrim Road Timeseries Graph	n/m	6 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Ballymena Ballykeel Timeseries Graph	n/m	n/a	n/a	n/m	n/m	27/02/2025 09:00:00
Barnsley Gawber Timeseries Graph	77 (3 Low)	n/a	n/a	7 (1 Low)	15 (1 Low) ^*2	30/03/2025 12:00:00
Barnstaple A39 Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Bath A4 Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	29/03/2025 23:00:00
Belfast Centre Timeseries Graph	54 (2 Low)	7 (1 Low)	1 (1 Low)	10 (1 Low)	19 (2 Low) ^*2	30/03/2025 12:00:00
Belfast Stockman's Lane Timeseries Graph	n/m	37 (1 Low)	n/m	n/m	25 (2 Low) ^*1	30/03/2025 12:00:00
Birkenhead Borough Road Timeseries Graph	n/m	5 (1 Low)	n/m	9 (1 Low)	n/m	30/03/2025 12:00:00
Birmingham A4540 Roadside Timeseries Graph	63 (2 Low)	9 (1 Low)	n/m	6 (1 Low)	15 (1 Low) ^*2	30/03/2025 12:00:00
Birmingham Ladywood Timeseries Graph	72 (3 Low)	3 (1 Low)	1 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Blackburn Accrington Road Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Blackburn Audley Park Timeseries Graph	76 (3 Low)	n/m	n/m	8 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Blackpool Marton Timeseries Graph	79 (3 Low)	2 (1 Low)	n/m	10 (1 Low)	20 (2 Low) ^*2	30/03/2025 12:00:00
Blackpool Whitegate Drive Timeseries Graph	n/m	n/m	n/m	12 (2 Low)	n/m	30/03/2025 12:00:00
Borehamwood Meadow Park Timeseries Graph	n/m	1 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
Bournemouth Timeseries Graph	60 (2 Low)	2 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Bradford Mayo Avenue Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	30/03/2025 11:00:00
Bradford Shipley Airedale Road Timeseries Graph	n/m	n/m	n/m	8 (1 Low)	18 (2 Low) ^*2	30/03/2025 12:00:00
Brighton Preston Park Timeseries Graph	47 (2 Low)	2 (1 Low)	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Bristol St Paul's Timeseries Graph	58 (2 Low)	2 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*1	30/03/2025 12:00:00
Bristol Temple Way Timeseries Graph	n/m	9 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Burton-on-Trent Horninglow Timeseries Graph	80 (3 Low)	2 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Bury Whitefield Roadside Timeseries Graph	n/m	2 (1 Low)	n/m	n/m	21 (2 Low) ^*1	30/03/2025 12:00:00
Bush Estate Timeseries Graph	84 (3 Low)	2 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00

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
Cambridge Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	30/03/2025 10:00:00
Camden Kerbside Timeseries Graph	n/m	10 (1 Low)	n/m	8 (1 Low)	17 (2 Low) ^*1	30/03/2025 12:00:00
Cannock A5190 Roadside Timeseries Graph	n/m	3 (1 Low)	n/m	6 (1 Low)	n/m	30/03/2025 12:00:00
Cardiff Centre Timeseries Graph	n/a	n/a	n/a	n/a	n/a	26/02/2025 16:00:00
Cardiff Newport Road Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	13 (1 Low) ^*1	30/03/2025 12:00:00
Carlisle Morton A595 Timeseries Graph	n/m	n/a	n/m	7 (1 Low)	16 (1 Low) ^*1	30/03/2025 12:00:00
Charlton Mackrell Timeseries Graph	67 (3 Low)	0 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Chatham Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	7 (1 Low)	21 (2 Low) ^*1	30/03/2025 12:00:00
Chepstow A48 Timeseries Graph	n/m	17 (1 Low)	n/m	7 (1 Low)	17 (2 Low) ^*1	30/03/2025 12:00:00
Chesterfield Loundsley Green Timeseries Graph	82 (3 Low)	1 (1 Low)	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Chesterfield Roadside Timeseries Graph	n/m	n/a	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Chilbolton Observatory Timeseries Graph	93 (3 Low)	4 (1 Low)	1 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	30/03/2025 12:00:00
Christchurch Barrack Road Timeseries Graph	n/m	5 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Coventry Allesley Timeseries Graph	63 (2 Low)	4 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Coventry Binley Road Timeseries Graph	n/m	12 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Crewe Coppenhall Timeseries Graph	79 (3 Low)	1 (1 Low)	n/m	7 (1 Low)	15 (1 Low) ^*2	30/03/2025 12:00:00
Cwmbran Crownbridge Timeseries Graph	74 (3 Low)	0 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00

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
Derby St Alkmund's Way Timeseries Graph	n/m	11 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Derby Stockbrook Park Timeseries Graph	74 (3 Low)	n/m	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Derry Rosemount Timeseries Graph	82 (3 Low)	2 (1 Low)	0 (1 Low)	7 (1 Low)	21 (2 Low) ^*1	30/03/2025 12:00:00
Dewsbury Ashworth Grange Timeseries Graph	81 (3 Low)	2 (1 Low)	n/m	8 (1 Low)	15 (1 Low) ^*2	30/03/2025 12:00:00
Doncaster A630 Cleveland Street Timeseries Graph	n/m	1 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Dumbarton Roadside Timeseries Graph	n/m	8 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Dumfries Timeseries Graph	n/m	n/a	n/m	n/m	n/m	30/03/2025 06:00:00
Dundee Mains Loan Timeseries Graph	n/m	1 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00

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
Ealing Horn Lane Timeseries Graph	n/m	n/m	n/m	n/m	27 (2 Low) ^*1	30/03/2025 12:00:00
Eastbourne Timeseries Graph	62 (2 Low)	2 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
Edinburgh Nicolson Street Timeseries Graph	n/m	18 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Edinburgh St Leonards Timeseries Graph	58 (2 Low)	9 (1 Low)	n/a	8 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Eskdalemuir Timeseries Graph	82 (3 Low)	0 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Exeter Roadside Timeseries Graph	61 (2 Low)	8 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00

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	79 (3 Low)	1 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00

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
Glasgow Great Western Road Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Glasgow High Street Timeseries Graph	n/m	12 (1 Low)	n/m	9 (1 Low)	19 (2 Low) ^*2	30/03/2025 12:00:00
Glasgow Kerbside Timeseries Graph	n/m	20 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Glasgow Townhead Timeseries Graph	82 (3 Low)	5 (1 Low)	n/m	9 (1 Low)	17 (2 Low) ^*2	30/03/2025 12:00:00
Glazebury Timeseries Graph	79 (3 Low)	0 (1 Low)	n/m	8 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Grangemouth Timeseries Graph	n/m	2 (1 Low)	1 (1 Low)	7 (1 Low)	12 (1 Low) ^*1	30/03/2025 12:00:00
Grangemouth Moray Timeseries Graph	n/m	0 (1 Low)	n/m	n/m	n/m	30/03/2025 11:00:00
Greenock A8 Roadside Timeseries Graph	n/m	12 (1 Low)	n/m	9 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00

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
Hafod-yr-ynys Hill Roadside Timeseries Graph	n/m	12 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Haringey Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Harrogate Woodlands Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Hartlepool St Abbs Walk Timeseries Graph	80 (3 Low)	4 (1 Low)	n/m	8 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
High Muffles Timeseries Graph	78 (3 Low)	1 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
Honiton Timeseries Graph	62 (2 Low)	0 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
Horley Timeseries Graph	n/m	0 (1 Low)	n/m	5 (1 Low)	n/a	30/03/2025 12:00:00
Hull Freetown Timeseries Graph	75 (3 Low)	3 (1 Low)	3 (1 Low)	8 (1 Low)	17 (2 Low) ^*2	30/03/2025 12:00:00
Hull Holderness Road Timeseries Graph	n/m	13 (1 Low)	n/m	8 (1 Low)	18 (2 Low) ^*2	30/03/2025 12:00:00

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
Immingham Woodlands Avenue Timeseries Graph	76 (3 Low)	1 (1 Low)	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Inverness Timeseries Graph	n/m	8 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	30/03/2025 12:00:00

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
Kielder Water Timeseries Graph	77 (3 Low)	n/m	n/m	7 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00

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
Ladybower Timeseries Graph	86 (3 Low)	1 (1 Low)	1 (1 Low)	7 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Leamington Spa Timeseries Graph	70 (3 Low)	4 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Leamington Spa Rugby Road Timeseries Graph	n/m	1 (1 Low)	n/m	n/a	n/a	30/03/2025 12:00:00
Leeds Centre Timeseries Graph	82 (3 Low)	7 (1 Low)	1 (1 Low)	8 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00
Leeds Headingley Kerbside Timeseries Graph	n/m	3 (1 Low)	n/m	10 (1 Low)	20 (2 Low) ^*1	30/03/2025 12:00:00
Leicester A594 Roadside Timeseries Graph	n/m	14 (1 Low)	n/m	8 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Leicester University Timeseries Graph	75 (3 Low)	4 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Leominster Timeseries Graph	79 (3 Low)	1 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Lerwick Timeseries Graph	79 (3 Low)	n/m	n/m	n/m	n/m	30/03/2025 12:00:00
Lincoln Canwick Road Timeseries Graph	n/m	6 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Liverpool Speke Timeseries Graph	68 (3 Low)	1 (1 Low)	1 (1 Low)	7 (1 Low)	19 (2 Low) ^*1	30/03/2025 12:00:00
Liverpool Thirlmere Park Timeseries Graph	78 (3 Low)	n/m	n/m	9 (1 Low)	17 (2 Low) ^*2	30/03/2025 12:00:00
London Bexley Timeseries Graph	n/m	8 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
London Bloomsbury Timeseries Graph	54 (2 Low)	12 (1 Low)	1 (1 Low)	5 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
London Haringey Priory Park South Timeseries Graph	65 (2 Low)	3 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
London Harlington Timeseries Graph	n/a	5 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	30/03/2025 13:00:00
London Hillingdon Timeseries Graph	57 (2 Low)	1 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
London Honor Oak Park Timeseries Graph	65 (2 Low)	n/m	n/m	5 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
London Marylebone Road Timeseries Graph	n/a	n/a	n/a	8 (1 Low)	19 (2 Low) ^*1	30/03/2025 11:00:00
London N. Kensington Timeseries Graph	64 (2 Low)	5 (1 Low)	1 (1 Low)	5 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
London Teddington Bushy Park Timeseries Graph	n/m	n/m	n/m	5 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
London Westminster Timeseries Graph	55 (2 Low)	5 (1 Low)	n/m	4 (1 Low)	n/m	30/03/2025 12:00:00
Lough Navar Timeseries Graph	76 (3 Low)	n/m	n/m	9 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00
Lullington Heath Timeseries Graph	67 (3 Low)	2 (1 Low)	1 (1 Low)	5 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
Luton A505 Roadside Timeseries Graph	n/m	15 (1 Low)	n/m	5 (1 Low)	n/m	30/03/2025 12:00:00

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	88 (3 Low)	n/m	n/m	n/m	n/m	30/03/2025 12:00:00
Maidstone Upper Stone Street Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Manchester Piccadilly Timeseries Graph	75 (3 Low)	6 (1 Low)	1 (1 Low)	10 (1 Low)	18 (2 Low) ^*2	30/03/2025 12:00:00
Manchester Sharston Timeseries Graph	71 (3 Low)	4 (1 Low)	n/m	8 (1 Low)	15 (1 Low) ^*2	30/03/2025 12:00:00
Mansfield Ladybrook Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Middlesbrough Timeseries Graph	78 (3 Low)	4 (1 Low)	1 (1 Low)	5 (1 Low)	18 (2 Low) ^*1	30/03/2025 12:00:00
Middlewich St Michael's Way Timeseries Graph	n/m	n/m	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Milton Keynes Civic Centre Timeseries Graph	67 (3 Low)	n/m	n/m	n/a	n/a	30/03/2025 12:00:00

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
Narberth Timeseries Graph	67 (3 Low)	1 (1 Low)	2 (1 Low)	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Newcastle Centre Timeseries Graph	78 (3 Low)	6 (1 Low)	n/m	10 (1 Low)	23 (2 Low) ^*1	30/03/2025 12:00:00
Newcastle Cradlewell Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Newport Timeseries Graph	n/m	3 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Northampton Spring Park Timeseries Graph	68 (3 Low)	4 (1 Low)	n/m	7 (1 Low)	n/m	30/03/2025 12:00:00
Norwich Lakenfields Timeseries Graph	66 (2 Low)	1 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Nottingham Bilborough Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Nottingham Kenmore Gardens Timeseries Graph	80 (3 Low)	3 (1 Low)	1 (1 Low)	8 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00
Nottingham Western Boulevard Timeseries Graph	n/m	7 (1 Low)	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00

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
Oldbury Birmingham Road Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Oxford Centre Roadside Timeseries Graph	n/m	1 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Oxford St Ebbes Timeseries Graph	55 (2 Low)	2 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00

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
Peebles Timeseries Graph	84 (3 Low)	2 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Perth Glasgow Road Timeseries Graph	n/m	2 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Peterborough Garton End Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Plymouth Centre Timeseries Graph	60 (2 Low)	5 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Plymouth Tavistock Road Timeseries Graph	n/m	22 (1 Low)	n/m	n/m	n/m	30/03/2025 11:00:00
Port Talbot Margam Timeseries Graph	62 (2 Low)	3 (1 Low)	1 (1 Low)	5 (1 Low)	15 (1 Low) ^*3	30/03/2025 12:00:00
Portsmouth Timeseries Graph	59 (2 Low)	7 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Portsmouth Anglesea Road Timeseries Graph	n/m	n/a	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Preston Timeseries Graph	77 (3 Low)	7 (1 Low)	n/m	9 (1 Low)	17 (2 Low) ^*2	30/03/2025 12:00:00

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
Reading London Road Timeseries Graph	n/m	n/a	n/m	n/m	17 (2 Low) ^*1	30/03/2025 12:00:00
Reading New Town Timeseries Graph	55 (2 Low)	1 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
Reading Rose Kiln Lane Timeseries Graph	n/m	n/m	n/m	5 (1 Low)	n/m	30/03/2025 12:00:00
Rochester Stoke Timeseries Graph	65 (2 Low)	5 (1 Low)	2 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Rotherham East Dene Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00

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
Salford Eccles Timeseries Graph	81 (3 Low)	4 (1 Low)	n/m	10 (1 Low)	19 (2 Low) ^*2	30/03/2025 12:00:00
Saltash Callington Road Timeseries Graph	n/m	n/m	n/m	3 (1 Low)	13 (1 Low) ^*1	30/03/2025 12:00:00
Scunthorpe Town Timeseries Graph	n/m	5 (1 Low)	2 (1 Low)	n/m	21 (2 Low) ^*1	30/03/2025 12:00:00
Shaw Crompton Way Timeseries Graph	n/m	3 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Sheffield Barnsley Road Timeseries Graph	n/m	7 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Sheffield Devonshire Green Timeseries Graph	73 (3 Low)	4 (1 Low)	n/m	7 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Sheffield Tinsley Timeseries Graph	77 (3 Low)	9 (1 Low)	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Shrewsbury Underdale Timeseries Graph	n/m	n/m	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Sibton Timeseries Graph	63 (2 Low)	n/m	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Slough Windmill Bath Road Timeseries Graph	n/m	n/m	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Southampton A33 Timeseries Graph	n/m	9 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Southampton Centre Timeseries Graph	58 (2 Low)	6 (1 Low)	2 (1 Low)	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Southend-on-Sea Timeseries Graph	60 (2 Low)	3 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	30/03/2025 12:00:00
Southwark A2 Old Kent Road Timeseries Graph	n/m	15 (1 Low)	n/m	n/m	14 (1 Low) ^*1	30/03/2025 12:00:00
St Helens Linkway Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	n/a	30/03/2025 12:00:00
St Osyth Timeseries Graph	74 (3 Low)	4 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Stanford-le-Hope Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	8 (1 Low)	15 (1 Low) ^*1	30/03/2025 12:00:00
Stockton-on-Tees A1305 Roadside Timeseries Graph	n/m	2 (1 Low)	n/m	7 (1 Low)	n/m	30/03/2025 12:00:00
Stockton-on-Tees Eaglescliffe Timeseries Graph	n/m	1 (1 Low)	n/m	7 (1 Low)	17 (2 Low) ^*1	30/03/2025 12:00:00
Stoke-on-Trent A50 Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	8 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Stoke-on-Trent Centre Timeseries Graph	72 (3 Low)	7 (1 Low)	n/m	8 (1 Low)	18 (2 Low) ^*2	30/03/2025 12:00:00
Storrington Roadside Timeseries Graph	n/m	15 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Strathvaich Timeseries Graph	86 (3 Low)	n/m	n/m	n/m	n/m	30/03/2025 12:00:00
Sunderland Silksworth Timeseries Graph	78 (3 Low)	7 (1 Low)	n/m	8 (1 Low)	13 (1 Low) ^*2	30/03/2025 12:00:00
Sunderland Wessington Way Timeseries Graph	n/m	4 (1 Low)	n/m	7 (1 Low)	n/m	30/03/2025 12:00:00
Swansea Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	7 (1 Low)	17 (2 Low) ^*1	30/03/2025 12:00:00
Swindon Walcot Timeseries Graph	58 (2 Low)	1 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00

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
Tallington Timeseries Graph	78 (3 Low)	n/m	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Telford Hollinswood Timeseries Graph	79 (3 Low)	3 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Thurrock Timeseries Graph	67 (3 Low)	6 (1 Low)	2 (1 Low)	5 (1 Low)	10 (1 Low) ^*2	30/03/2025 12:00:00
Toft Newton Timeseries Graph	88 (3 Low)	1 (1 Low)	n/m	7 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00

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
Walsall Woodlands Timeseries Graph	76 (3 Low)	1 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Warrington Timeseries Graph	n/m	2 (1 Low)	n/m	7 (1 Low)	18 (2 Low) ^*1	30/03/2025 12:00:00
West Bromwich Kenrick Park Timeseries Graph	70 (3 Low)	2 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Weybourne Timeseries Graph	67 (3 Low)	n/m	n/m	6 (1 Low)	11 (1 Low) ^*2	30/03/2025 12:00:00
Wicken Fen Timeseries Graph	59 (2 Low)	3 (1 Low)	3 (1 Low)	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00
Widnes Milton Road Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	30/03/2025 12:00:00
Wigan Centre Timeseries Graph	79 (3 Low)	2 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00
Wirral Tranmere Timeseries Graph	77 (3 Low)	1 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*2	30/03/2025 12:00:00
Worthing A27 Roadside Timeseries Graph	n/m	30 (1 Low)	n/m	8 (1 Low)	n/m	30/03/2025 12:00:00
Worthing East Ten Acres Timeseries Graph	n/m	n/m	n/m	7 (1 Low)	14 (1 Low) ^*2	30/03/2025 12:00:00
Wrexham Timeseries Graph	n/m	4 (1 Low)	4 (1 Low)	6 (1 Low)	12 (1 Low) ^*2	30/03/2025 12:00:00

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
Yarner Wood Timeseries Graph	71 (3 Low)	1 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	30/03/2025 12:00:00
York Bootham Timeseries Graph	69 (3 Low)	1 (1 Low)	n/m	8 (1 Low)	18 (2 Low) ^*1	30/03/2025 12:00:00
York Fishergate Timeseries Graph	n/m	11 (1 Low)	n/m	5 (1 Low)	26 (2 Low) ^*1	30/03/2025 12:00:00

UK AIR

Air Information Resource

Latest measured levels based on data provided by the Environment Agency

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Legend

Latest measurement summary