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.

PM₁₀ data is from a FDMS PM₁₀ instrument type unless specified
View the legend
Pollutant levels recorded for the hour up to 4am Fri 27th Jan 2023

A

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	42 (2 Low)	17 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Aberdeen Union Street Roadside Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Aberdeen Wellington Road Timeseries Graph	n/m	4 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Armagh Roadside Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	22 (2 Low) ^*1	27/01/2023 04:00
Aston Hill Timeseries Graph	50 (2 Low)	5 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Auchencorth Moss Timeseries Graph	51 (2 Low)	n/m	n/m	2 (1 Low)	4 (1 Low) ^*2	27/01/2023 04:00

B

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	23 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Ballymena Ballykeel Timeseries Graph	n/m	17 (1 Low)	0 (1 Low)	n/m	n/m	27/01/2023 04:00
Barnsley Gawber Timeseries Graph	58 (2 Low)	7 (1 Low)	2 (1 Low)	n/m	n/m	27/01/2023 04:00
Barnstaple A39 Timeseries Graph	n/m	n/m	n/m	11 (1 Low)	19 (2 Low) ^*1	27/01/2023 04:00
Bath A4 Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	26/01/2023 07:00
Belfast Centre Timeseries Graph	n/a	n/a	n/a	n/a	n/a	26/01/2023 24:00
Belfast Stockman's Lane Timeseries Graph	n/m	24 (1 Low)	n/m	n/m	20 (2 Low) ^*1	27/01/2023 04:00
Billingham Timeseries Graph	n/m	4 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Birkenhead Borough Road Timeseries Graph	n/m	29 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Birmingham A4540 Roadside Timeseries Graph	39 (2 Low)	13 (1 Low)	n/m	8 (1 Low)	13 (1 Low) ^*2	27/01/2023 04:00
Birmingham Acocks Green Timeseries Graph	n/a	n/a	n/m	n/a	n/a	01/10/2021 15:00
Birmingham Ladywood Timeseries Graph	34 (2 Low)	17 (1 Low)	5 (1 Low)	7 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00
Blackburn Accrington Road Timeseries Graph	n/m	5 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Blackpool Marton Timeseries Graph	52 (2 Low)	5 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/01/2023 04:00
Borehamwood Meadow Park Timeseries Graph	n/m	3 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Bournemouth Timeseries Graph	54 (2 Low)	5 (1 Low)	n/m	9 (1 Low)	n/m	27/01/2023 04:00
Bradford Mayo Avenue Timeseries Graph	n/m	13 (1 Low)	n/m	n/m	n/m	27/01/2023 03:00
Brighton Preston Park Timeseries Graph	57 (2 Low)	3 (1 Low)	n/m	8 (1 Low)	n/m	27/01/2023 04:00
Bristol St Paul's Timeseries Graph	39 (2 Low)	10 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*1	27/01/2023 04:00
Bristol Temple Way Timeseries Graph	n/m	12 (1 Low)	n/m	n/m	19 (2 Low) ^*1	27/01/2023 04:00
Burton-on-Trent Horninglow Timeseries Graph	n/m	7 (1 Low)	n/m	n/a	n/a	27/01/2023 04:00
Bury Whitefield Roadside Timeseries Graph	n/m	17 (1 Low)	n/m	n/m	18 (2 Low) ^*1	27/01/2023 04:00
Bush Estate Timeseries Graph	55 (2 Low)	5 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

C

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	7 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Camden Kerbside Timeseries Graph	n/m	9 (1 Low)	n/m	7 (1 Low)	15 (1 Low) ^*1	27/01/2023 04:00
Cannock A5190 Roadside Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Canterbury Timeseries Graph	69 (3 Low)	3 (1 Low)	n/m	6 (1 Low)	12 (1 Low) ^*2	27/01/2023 04:00
Cardiff Centre Timeseries Graph	44 (2 Low)	9 (1 Low)	0 (1 Low)	7 (1 Low)	15 (1 Low) ^*1	27/01/2023 04:00
Cardiff Newport Road Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	21 (2 Low) ^*1	27/01/2023 04:00
Carlisle Morton A595 Timeseries Graph	n/m	9 (1 Low)	n/m	8 (1 Low)	16 (1 Low) ^*1	27/01/2023 04:00
Charlton Mackrell Timeseries Graph	48 (2 Low)	5 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Chatham Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	n/a	n/a	27/01/2023 04:00
Chepstow A48 Timeseries Graph	n/m	7 (1 Low)	n/m	8 (1 Low)	20 (2 Low) ^*1	27/01/2023 04:00
Chesterfield Loundsley Green Timeseries Graph	n/m	17 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Chesterfield Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Chilbolton Observatory Timeseries Graph	56 (2 Low)	11 (1 Low)	n/a	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Christchurch Barrack Road Timeseries Graph	n/m	6 (1 Low)	n/m	9 (1 Low)	n/m	27/01/2023 04:00
Coventry Allesley Timeseries Graph	n/a	n/a	n/m	n/a	n/a	26/01/2023 15:00
Coventry Binley Road Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	12 (1 Low) ^*1	27/01/2023 04:00
Crewe Coppenhall Timeseries Graph	n/m	15 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
Cwmbran Crownbridge Timeseries Graph	59 (2 Low)	3 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

D

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	24 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Derry Rosemount Timeseries Graph	30 (1 Low)	6 (1 Low)	3 (1 Low)	15 (2 Low)	18 (2 Low) ^*1	27/01/2023 04:00
Dewsbury Ashworth Grove Timeseries Graph	n/m	6 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Doncaster A630 Cleveland Street Timeseries Graph	n/m	12 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Dumbarton Roadside Timeseries Graph	n/m	18 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Dumfries Timeseries Graph	n/m	9 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Dundee Mains Loan Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

E

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	14 (1 Low) ^*1	27/01/2023 04:00
Eastbourne Timeseries Graph	n/m	4 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Edinburgh Nicolson Street Timeseries Graph	n/m	30 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Edinburgh St Leonards Timeseries Graph	39 (2 Low)	26 (1 Low)	0 (1 Low)	4 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Eskdalemuir Timeseries Graph	69 (3 Low)	1 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Exeter Roadside Timeseries Graph	37 (2 Low)	8 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

F

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	5 (1 Low)	10 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

G

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	37 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Glasgow High Street Timeseries Graph	n/m	41 (1 Low)	n/m	7 (1 Low)	13 (1 Low) ^*2	27/01/2023 04:00
Glasgow Kerbside Timeseries Graph	n/m	43 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Glasgow Townhead Timeseries Graph	2 (1 Low)	46 (1 Low)	n/m	7 (1 Low)	15 (1 Low) ^*2	27/01/2023 04:00
Glazebury Timeseries Graph	39 (2 Low)	3 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Grangemouth Timeseries Graph	n/m	n/a	n/a	5 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
Grangemouth Moray Timeseries Graph	n/m	40 (1 Low)	n/m	n/m	n/m	27/01/2023 03:00
Greenock A8 Roadside Timeseries Graph	n/m	27 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/01/2023 04:00

H

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 Roadside Timeseries Graph	n/m	22 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Haringey Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Hartlepool St Abbs Walk Timeseries Graph	n/m	0 (1 Low)	n/m	n/a	n/a	27/01/2023 04:00
High Muffles Timeseries Graph	78 (3 Low)	1 (1 Low)	n/m	3 (1 Low)	5 (1 Low) ^*2	27/01/2023 04:00
Honiton Timeseries Graph	n/m	6 (1 Low)	n/m	6 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Horley Timeseries Graph	n/m	3 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Hull Freetown Timeseries Graph	n/a	n/a	n/a	n/a	n/a	26/01/2023 13:00
Hull Holderness Road Timeseries Graph	n/m	1 (1 Low)	n/m	n/m	17 (2 Low) ^*1	27/01/2023 04:00

I

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	n/m	19 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	27/01/2023 04:00
Inverness Timeseries Graph	n/m	1 (1 Low)	n/m	6 (1 Low)	14 (1 Low) ^*2	27/01/2023 04:00

L

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	65 (2 Low)	1 (1 Low)	0 (1 Low)	n/m	n/m	27/01/2023 04:00
Leamington Spa Timeseries Graph	50 (2 Low)	13 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Leamington Spa Rugby Road Timeseries Graph	n/m	9 (1 Low)	n/m	5 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Leeds Centre Timeseries Graph	61 (2 Low)	n/a	2 (1 Low)	4 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00
Leeds Headingley Kerbside Timeseries Graph	n/m	7 (1 Low)	n/m	10 (1 Low)	50 (3 Low) ^*1	27/01/2023 04:00
Leicester A594 Roadside Timeseries Graph	n/m	18 (1 Low)	n/m	n/m	n/a	27/01/2023 04:00
Leicester University Timeseries Graph	39 (2 Low)	17 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
Leominster Timeseries Graph	55 (2 Low)	11 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Lerwick Timeseries Graph	71 (3 Low)	n/m	n/m	n/m	n/m	27/01/2023 04:00
Lincoln Canwick Road Timeseries Graph	n/m	18 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Liverpool Speke Timeseries Graph	45 (2 Low)	15 (1 Low)	0 (1 Low)	3 (1 Low)	12 (1 Low) ^*1	27/01/2023 04:00
London Bexley Timeseries Graph	n/m	8 (1 Low)	n/m	7 (1 Low)	13 (1 Low) ^*2	27/01/2023 04:00
London Bloomsbury Timeseries Graph	n/a	n/a	n/a	n/a	n/a	26/01/2023 24:00
London Eltham Timeseries Graph	59 (2 Low)	0 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
London Haringey Priory Park South Timeseries Graph	n/a	6 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
London Harlington Timeseries Graph	59 (2 Low)	8 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
London Hillingdon Timeseries Graph	56 (2 Low)	7 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
London Honor Oak Park Timeseries Graph	n/m	n/m	n/m	9 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
London Marylebone Road Timeseries Graph	50 (2 Low)	7 (1 Low)	1 (1 Low)	10 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
London N. Kensington Timeseries Graph	53 (2 Low)	5 (1 Low)	1 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
London Teddington Bushy Park Timeseries Graph	n/m	n/m	n/m	6 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00
London Westminster Timeseries Graph	n/m	16 (1 Low)	n/m	7 (1 Low)	n/m	27/01/2023 04:00
Lough Navar Timeseries Graph	19 (1 Low)	n/m	n/m	3 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Lullington Heath Timeseries Graph	69 (3 Low)	4 (1 Low)	5 (1 Low)	5 (1 Low)	7 (1 Low) ^*2	27/01/2023 04:00
Luton A505 Roadside Timeseries Graph	n/m	12 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

M

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	80 (3 Low)	n/m	n/m	n/m	n/m	27/01/2023 04:00
Manchester Piccadilly Timeseries Graph	21 (1 Low)	14 (1 Low)	1 (1 Low)	9 (1 Low)	16 (1 Low) ^*2	27/01/2023 04:00
Manchester Sharston Timeseries Graph	26 (1 Low)	10 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Middlesbrough Timeseries Graph	46 (2 Low)	14 (1 Low)	1 (1 Low)	2 (1 Low)	13 (1 Low) ^*1	27/01/2023 04:00

N

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	59 (2 Low)	1 (1 Low)	0 (1 Low)	4 (1 Low)	6 (1 Low) ^*2	27/01/2023 04:00
Newcastle Centre Timeseries Graph	60 (2 Low)	9 (1 Low)	n/m	3 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
Newcastle Cradlewell Roadside Timeseries Graph	n/m	n/a	n/m	n/m	3 (1 Low) ^*1	27/01/2023 04:00
Newport Timeseries Graph	n/m	10 (1 Low)	n/m	6 (1 Low)	15 (1 Low) ^*2	27/01/2023 04:00
Northampton Spring Park Timeseries Graph	62 (2 Low)	5 (1 Low)	n/m	10 (1 Low)	n/m	27/01/2023 04:00
Norwich Lakenfields Timeseries Graph	n/a	n/a	n/m	n/a	n/a	27/01/2023 01:00
Nottingham Centre Timeseries Graph	43 (2 Low)	7 (1 Low)	1 (1 Low)	16 (2 Low)	22 (2 Low) ^*2	27/01/2023 04:00
Nottingham Western Boulevard Timeseries Graph	n/m	5 (1 Low)	n/m	n/m	22 (2 Low) ^*1	27/01/2023 04:00

O

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	26 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Oxford Centre Roadside Timeseries Graph	n/m	24 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Oxford St Ebbes Timeseries Graph	n/m	11 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00

P

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	41 (2 Low)	3 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Plymouth Centre Timeseries Graph	25 (1 Low)	7 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00
Plymouth Tavistock Road Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	27/01/2023 03:00
Port Talbot Margam Timeseries Graph	39 (2 Low)	8 (1 Low)	1 (1 Low)	4 (1 Low)	9 (1 Low) ^*3	27/01/2023 04:00
Portsmouth Timeseries Graph	59 (2 Low)	4 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Portsmouth Anglesea Road Timeseries Graph	n/m	3 (1 Low)	n/m	n/m	15 (1 Low) ^*1	27/01/2023 04:00
Preston Timeseries Graph	44 (2 Low)	8 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00

R

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	13 (1 Low) ^*1	27/01/2023 04:00
Reading New Town Timeseries Graph	51 (2 Low)	16 (1 Low)	n/m	5 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
Rochester Stoke Timeseries Graph	67 (3 Low)	3 (1 Low)	1 (1 Low)	7 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00

S

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	n/m	13 (1 Low)	n/m	7 (1 Low)	12 (1 Low) ^*2	27/01/2023 04:00
Saltash Callington Road Timeseries Graph	n/m	n/m	n/m	3 (1 Low)	12 (1 Low) ^*1	27/01/2023 04:00
Sandy Roadside Timeseries Graph	n/m	7 (1 Low)	n/m	n/a	n/a	27/01/2023 04:00
Scunthorpe Town Timeseries Graph	n/m	8 (1 Low)	1 (1 Low)	n/m	8 (1 Low) ^*1	27/01/2023 04:00
Shaw Crompton Way Timeseries Graph	n/m	8 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Sheffield Barnsley Road Timeseries Graph	n/m	14 (1 Low)	n/m	6 (1 Low)	n/m	27/01/2023 04:00
Sheffield Devonshire Green Timeseries Graph	47 (2 Low)	11 (1 Low)	n/m	5 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Sheffield Tinsley Timeseries Graph	n/m	7 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Sibton Timeseries Graph	71 (3 Low)	n/m	n/m	n/m	n/m	27/01/2023 04:00
Southampton A33 Timeseries Graph	n/m	19 (1 Low)	n/m	n/m	9 (1 Low) ^*1	27/01/2023 04:00
Southampton Centre Timeseries Graph	57 (2 Low)	10 (1 Low)	1 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
Southend-on-Sea Timeseries Graph	61 (2 Low)	3 (1 Low)	n/m	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Southwark A2 Old Kent Road Timeseries Graph	n/m	47 (1 Low)	n/m	n/m	4 (1 Low) ^*1	27/01/2023 04:00
St Helens Linkway Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	20 (2 Low) ^*1	27/01/2023 04:00
St Osyth Timeseries Graph	69 (3 Low)	1 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Stanford-le-Hope Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	8 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
Stockton-on-Tees A1305 Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	4 (1 Low)	n/m	27/01/2023 04:00
Stockton-on-Tees Eaglescliffe Timeseries Graph	n/m	4 (1 Low)	n/m	6 (1 Low)	10 (1 Low) ^*1	27/01/2023 04:00
Stoke-on-Trent A50 Roadside Timeseries Graph	n/m	18 (1 Low)	n/m	n/m	18 (2 Low) ^*1	27/01/2023 04:00
Stoke-on-Trent Centre Timeseries Graph	31 (1 Low)	10 (1 Low)	n/m	9 (1 Low)	13 (1 Low) ^*2	27/01/2023 04:00
Storrington Roadside Timeseries Graph	n/m	6 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Strathvaich Timeseries Graph	57 (2 Low)	n/m	n/m	n/m	n/m	27/01/2023 04:00
Sunderland Silksworth Timeseries Graph	75 (3 Low)	3 (1 Low)	n/m	4 (1 Low)	8 (1 Low) ^*2	27/01/2023 04:00
Sunderland Wessington Way Timeseries Graph	n/m	5 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Swansea Roadside Timeseries Graph	n/m	9 (1 Low)	n/m	6 (1 Low)	11 (1 Low) ^*1	27/01/2023 04:00
Swindon Walcot Timeseries Graph	n/m	9 (1 Low)	n/m	7 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00

T

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
Telford Hollinswood Timeseries Graph	n/m	14 (1 Low)	n/m	7 (1 Low)	11 (1 Low) ^*2	27/01/2023 04:00
Thurrock Timeseries Graph	63 (2 Low)	5 (1 Low)	1 (1 Low)	6 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
Tower Hamlets Roadside Timeseries Graph	n/m	15 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00

W

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	31 (1 Low)	15 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Warrington Timeseries Graph	n/m	n/a	n/m	n/a	n/a	25/01/2023 15:00
West Bromwich Kenrick Park Timeseries Graph	n/m	19 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Weybourne Timeseries Graph	80 (3 Low)	n/m	n/m	12 (2 Low)	24 (2 Low) ^*2	27/01/2023 04:00
Wicken Fen Timeseries Graph	55 (2 Low)	3 (1 Low)	1 (1 Low)	6 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Widnes Milton Road Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	27/01/2023 04:00
Wigan Centre Timeseries Graph	29 (1 Low)	14 (1 Low)	n/m	7 (1 Low)	10 (1 Low) ^*2	27/01/2023 04:00
Wirral Tranmere Timeseries Graph	41 (2 Low)	27 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00
Worthing A27 Roadside Timeseries Graph	n/m	n/a	n/m	n/a	n/m	04/01/2023 17:00
Wrexham Timeseries Graph	n/m	12 (1 Low)	1 (1 Low)	5 (1 Low)	9 (1 Low) ^*2	27/01/2023 04:00

Y

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	57 (2 Low)	3 (1 Low)	n/m	4 (1 Low)	6 (1 Low) ^*2	27/01/2023 04:00
York Bootham Timeseries Graph	n/m	7 (1 Low)	n/m	6 (1 Low)	13 (1 Low) ^*1	27/01/2023 04:00
York Fishergate Timeseries Graph	n/m	11 (1 Low)	n/m	4 (1 Low)	12 (1 Low) ^*1	27/01/2023 04:00

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

Latest measured levels based on data provided by the Environment Agency

A

B

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Y

Legend

Latest measurement summary