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 5am Mon 22nd Oct 2018

A

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 Timeseries Graph	56 (2 Low)	33 (1 Low)	n/m	4 (1 Low)	7 (1 Low)	22/10/2018 02:00:00
Aberdeen Union Street Roadside Timeseries Graph	n/m	68 (2 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
Aberdeen Wellington Road Timeseries Graph	n/m	49 (1 Low)	n/m	n/m	n/m	21/10/2018 12:00:00
Armagh Roadside Timeseries Graph	n/m	37 (1 Low)	n/m	n/m	11 (1 Low)	21/10/2018 21:00:00
Aston Hill Timeseries Graph	68 (3 Low)	2 (1 Low)	n/m	n/m	n/m	21/10/2018 08:00:00
Auchencorth Moss Timeseries Graph	64 (2 Low)	n/m	n/m	3 (1 Low)	6 (1 Low) ^*3	22/10/2018 05:00:00

B

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
Ballymena Antrim Road Timeseries Graph	n/m	25 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Ballymena Ballykeel Timeseries Graph	n/m	8 (1 Low)	4 (1 Low)	n/m	n/m	22/10/2018 03:45:00
Barnsley Gawber Timeseries Graph	52 (2 Low)	22 (1 Low)	2 (1 Low)	n/m	n/m	21/10/2018 15:30:00
Barnstaple A39 Timeseries Graph	n/m	n/m	n/m	8 (1 Low)	14 (1 Low) ^*1	22/10/2018 02:00:00
Bath Roadside Timeseries Graph	n/m	72 (2 Low)	n/m	n/m	n/m	21/10/2018 18:00:00
Belfast Centre Timeseries Graph	60 (2 Low)	27 (1 Low)	5 (1 Low)	7 (1 Low)	9 (1 Low)	21/10/2018 09:00:00
Belfast Stockman's Lane Timeseries Graph	n/m	80 (2 Low)	n/m	n/m	10 (1 Low) ^*2	21/10/2018 19:00:00
Billingham Timeseries Graph	n/m	15 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
Birkenhead Borough Road Timeseries Graph	n/m	32 (1 Low)	n/m	n/m	n/m	21/10/2018 09:00:00
Birmingham A4540 Roadside Timeseries Graph	48 (2 Low)	37 (1 Low)	n/m	7 (1 Low)	15 (1 Low)	22/10/2018 01:00:00
Birmingham Acocks Green Timeseries Graph	56 (2 Low)	33 (1 Low)	n/m	7 (1 Low)	n/m	22/10/2018 01:00:00
Blackburn Accrington Road Timeseries Graph	n/m	24 (1 Low)	n/m	n/m	n/m	22/10/2018 01:00:00
Blackpool Marton Timeseries Graph	78 (3 Low)	22 (1 Low)	n/m	8 (1 Low)	n/m	22/10/2018 01:00:00
Borehamwood Meadow Park Timeseries Graph	n/m	30 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Bournemouth Timeseries Graph	68 (3 Low)	16 (1 Low)	n/m	16 (2 Low)	n/m	22/10/2018 01:00:00
Bradford Mayo Avenue Timeseries Graph	n/m	31 (1 Low)	n/m	n/m	n/m	21/10/2018 18:00:00
Brighton Preston Park Timeseries Graph	52 (2 Low)	55 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Bristol St Paul's Timeseries Graph	58 (2 Low)	42 (1 Low)	n/m	11 (1 Low)	11 (1 Low)	22/10/2018 01:00:00
Bristol Temple Way Timeseries Graph	n/m	56 (1 Low)	n/m	n/m	21 (2 Low) ^*1	21/10/2018 10:00:00
Burton-on-Trent Horninglow Timeseries Graph	n/m	36 (1 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
Bury Whitefield Roadside Timeseries Graph	n/m	38 (1 Low)	n/m	n/m	16 (1 Low)	21/10/2018 13:00:00
Bush Estate Timeseries Graph	69 (3 Low)	2 (1 Low)	n/m	n/m	n/m	21/10/2018 24:00:

C

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
Cambridge Roadside Timeseries Graph	n/m	39 (1 Low)	n/m	n/m	n/m	21/10/2018 18:00:00
Camden Kerbside Timeseries Graph	n/m	n/a	n/m	n/a	n/a	20/10/2018 23:00:00
Cannock A5190 Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	02/08/2018 07:00:00
Canterbury Timeseries Graph	65 (2 Low)	29 (1 Low)	n/m	n/m	n/m	21/10/2018 18:00:00
Cardiff Centre Timeseries Graph	52 (2 Low)	31 (1 Low)	n/a	12 (2 Low)	20 (2 Low)	01/10/2018 22:00:00
Cardiff Newport Road Timeseries Graph	n/m	49 (1 Low)	n/m	n/m	17 (2 Low) ^*1	21/10/2018 21:00:00
Carlisle Roadside Timeseries Graph	n/m	37 (1 Low)	n/m	4 (1 Low)	9 (1 Low)	22/10/2018 02:00:00
Charlton Mackrell Timeseries Graph	77 (3 Low)	10 (1 Low)	n/m	n/m	n/m	21/10/2018 21:00:00
Chatham Roadside Timeseries Graph	n/m	61 (1 Low)	n/m	20 (2 Low)	29 (2 Low) ^*1	22/10/2018 01:00:00
Chepstow A48 Timeseries Graph	n/m	76 (2 Low)	n/m	11 (1 Low)	20 (2 Low) ^*1	22/10/2018 01:00:00
Chesterfield Loundsley Green Timeseries Graph	n/m	11 (1 Low)	n/m	6 (1 Low)	10 (1 Low)	22/10/2018 02:00:00
Chesterfield Roadside Timeseries Graph	n/m	18 (1 Low)	n/m	6 (1 Low)	9 (1 Low)	22/10/2018 01:00:00
Chilbolton Observatory Timeseries Graph	68 (3 Low)	12 (1 Low)	5 (1 Low)	8 (1 Low)	10 (1 Low) ^*3	21/10/2018 13:30:00
Christchurch Barrack Road Timeseries Graph	n/m	37 (1 Low)	n/m	12 (2 Low)	n/m	22/10/2018 01:00:00
Coventry Allesley Timeseries Graph	57 (2 Low)	25 (1 Low)	n/m	n/a	n/m	18/10/2018 04:00:00
Coventry Binley Road Timeseries Graph	n/m	45 (1 Low)	n/m	n/m	22 (2 Low) ^*1	21/10/2018 18:00:00
Cwmbran Timeseries Graph	61 (2 Low)	23 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00

D

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
Derby St Alkmund's Way Timeseries Graph	n/m	36 (1 Low)	n/m	n/m	n/m	21/10/2018 14:00:00
Derry Rosemount Timeseries Graph	n/a	9 (1 Low)	2 (1 Low)	6 (1 Low)	10 (1 Low)	20/10/2018 22:00:00
Dewsbury Ashworth Grove Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	n/m	21/10/2018 15:00:00
Doncaster A630 Cleveland Street Timeseries Graph	n/m	30 (1 Low)	n/m	n/m	n/m	21/10/2018 09:00:00
Dumbarton Roadside Timeseries Graph	n/m	34 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Dumfries Timeseries Graph	n/m	25 (1 Low)	n/m	n/m	n/m	21/10/2018 23:00:00
Dundee Mains Loan Timeseries Graph	n/m	8 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00

E

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
Ealing Horn Lane Timeseries Graph	n/m	n/m	n/m	n/m	n/a	20/10/2018 13:00:00
Eastbourne Timeseries Graph	n/m	n/a	n/m	n/a	n/m	20/10/2018 23:00:00
Edinburgh Nicolson Street Timeseries Graph	n/m	81 (2 Low)	n/m	n/m	n/m	21/10/2018 18:00:00
Edinburgh St Leonards Timeseries Graph	55 (2 Low)	32 (1 Low)	11 (1 Low)	4 (1 Low)	9 (1 Low)	21/10/2018 16:45:00
Eskdalemuir Timeseries Graph	72 (3 Low)	4 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Exeter Roadside Timeseries Graph	46 (2 Low)	48 (1 Low)	n/m	n/m	n/m	22/10/2018 04:00:00

F

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	74 (3 Low)	7 (1 Low)	n/m	n/m	n/m	21/10/2018 22:00:00

G

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
Glasgow Great Western Road Timeseries Graph	n/m	27 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
Glasgow High Street Timeseries Graph	n/m	32 (1 Low)	n/m	6 (1 Low)	12 (1 Low)	22/10/2018 01:00:00
Glasgow Kerbside Timeseries Graph	n/m	61 (1 Low)	n/m	n/m	n/m	21/10/2018 21:00:00
Glasgow Townhead Timeseries Graph	58 (2 Low)	28 (1 Low)	n/m	5 (1 Low)	10 (1 Low) ^*3	22/10/2018 01:00:00
Glazebury Timeseries Graph	n/a	n/a	n/m	n/m	n/m	17/10/2018 05:00:00
Grangemouth Timeseries Graph	n/m	8 (1 Low)	1 (1 Low)	4 (1 Low)	8 (1 Low) ^*1	21/10/2018 08:15:00
Grangemouth Moray Timeseries Graph	n/m	10 (1 Low)	n/m	n/m	n/m	21/10/2018 21:00:00
Greenock A8 Roadside Timeseries Graph	n/m	17 (1 Low)	n/m	5 (1 Low)	9 (1 Low) ^*3	22/10/2018 06:00:00

H

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
Hafod-yr-ynys Roadside Timeseries Graph	n/m	90 (2 Low)	n/m	n/m	n/m	21/10/2018 10:00:00
Haringey Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	20/10/2018 11:00:00
Hartlepool St Abbs Walk Timeseries Graph	n/m	11 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
High Muffles Timeseries Graph	72 (3 Low)	6 (1 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
Honiton Timeseries Graph	n/m	22 (1 Low)	n/m	n/m	n/m	21/10/2018 11:00:00
Horley Timeseries Graph	n/m	n/a	n/m	n/m	n/m	20/10/2018 12:00:00
Hull Freetown Timeseries Graph	57 (2 Low)	33 (1 Low)	8 (1 Low)	10 (1 Low)	n/m	21/10/2018 09:00:00
Hull Holderness Road Timeseries Graph	n/m	37 (1 Low)	n/m	n/m	17 (2 Low) ^*1	21/10/2018 07:00:00

I

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
Immingham Woodlands Avenue Timeseries Graph	n/m	23 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
Inverness Timeseries Graph	n/m	25 (1 Low)	n/m	4 (1 Low)	7 (1 Low) ^*3	22/10/2018 05:00:00

L

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
Ladybower Timeseries Graph	64 (2 Low)	7 (1 Low)	2 (1 Low)	n/m	n/m	21/10/2018 13:15:00
Leamington Spa Timeseries Graph	51 (2 Low)	18 (1 Low)	n/m	11 (1 Low)	14 (1 Low)	22/10/2018 01:00:00
Leamington Spa Rugby Road Timeseries Graph	n/m	n/a	n/m	n/a	n/a	19/10/2018 13:00:00
Leeds Centre Timeseries Graph	45 (2 Low)	27 (1 Low)	2 (1 Low)	9 (1 Low)	13 (1 Low)	21/10/2018 15:45:00
Leeds Headingley Kerbside Timeseries Graph	n/m	29 (1 Low)	n/m	8 (1 Low)	10 (1 Low)	22/10/2018 01:00:00
Leicester A594 Roadside Timeseries Graph	n/m	52 (1 Low)	n/m	n/m	22 (2 Low) ^*1	21/10/2018 18:00:00
Leicester University Timeseries Graph	51 (2 Low)	28 (1 Low)	n/m	11 (1 Low)	n/m	22/10/2018 01:00:00
Leominster Timeseries Graph	62 (2 Low)	13 (1 Low)	n/m	n/m	n/m	21/10/2018 22:00:00
Lerwick Timeseries Graph	n/a	n/m	n/m	n/m	n/m	26/09/2018 12:00:00
Lincoln Canwick Road Timeseries Graph	n/m	27 (1 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
Liverpool Speke Timeseries Graph	64 (2 Low)	20 (1 Low)	15 (1 Low)	6 (1 Low)	14 (1 Low) ^*1	21/10/2018 09:00:00
London Bexley Timeseries Graph	n/m	67 (1 Low)	n/m	n/a	n/m	20/10/2018 19:00:00
London Bloomsbury Timeseries Graph	38 (2 Low)	71 (2 Low)	7 (1 Low)	14 (2 Low)	18 (2 Low)	21/10/2018 24:30:
London Eltham Timeseries Graph	n/a	n/a	n/m	n/a	n/m	20/10/2018 23:00:00
London Haringey Priory Park South Timeseries Graph	n/a	n/a	n/m	n/m	n/m	20/10/2018 19:00:00
London Harlington Timeseries Graph	46 (2 Low)	58 (1 Low)	n/m	11 (1 Low)	15 (1 Low) ^*3	22/10/2018 01:00:00
London Hillingdon Timeseries Graph	47 (2 Low)	45 (1 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
London Marylebone Road Timeseries Graph	n/a	n/a	n/a	n/a	n/a	20/10/2018 11:30:00
London N. Kensington Timeseries Graph	n/a	n/a	n/a	n/a	n/a	19/10/2018 24:00:
London Teddington Bushy Park Timeseries Graph	n/m	n/m	n/m	14 (2 Low)	n/m	22/10/2018 01:00:00
London Westminster Timeseries Graph	n/m	75 (2 Low)	n/m	14 (2 Low)	n/m	22/10/2018 01:00:00
Lough Navar Timeseries Graph	67 (3 Low)	n/m	n/m	5 (1 Low)	10 (1 Low) ^*3	22/10/2018 05:00:00
Lullington Heath Timeseries Graph	70 (3 Low)	19 (1 Low)	15 (1 Low)	n/m	n/m	21/10/2018 14:45:00
Luton A505 Roadside Timeseries Graph	n/m	50 (1 Low)	n/m	n/m	n/m	21/10/2018 18:00:00

M

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	80 (3 Low)	n/m	n/m	n/m	n/m	21/10/2018 23:00:00
Manchester Piccadilly Timeseries Graph	48 (2 Low)	43 (1 Low)	7 (1 Low)	7 (1 Low)	n/m	21/10/2018 08:30:00
Manchester Sharston Timeseries Graph	57 (2 Low)	45 (1 Low)	n/m	n/m	n/m	21/10/2018 24:00:
Market Harborough Timeseries Graph	61 (2 Low)	9 (1 Low)	n/m	n/m	n/m	21/10/2018 22:00:00
Middlesbrough Timeseries Graph	55 (2 Low)	14 (1 Low)	5 (1 Low)	4 (1 Low)	10 (1 Low)	21/10/2018 18:15:00

N

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
Narberth Timeseries Graph	63 (2 Low)	9 (1 Low)	2 (1 Low)	7 (1 Low)	10 (1 Low) ^*3	21/10/2018 16:30:00
Newcastle Centre Timeseries Graph	52 (2 Low)	37 (1 Low)	n/m	4 (1 Low)	5 (1 Low)	22/10/2018 02:00:00
Newcastle Cradlewell Roadside Timeseries Graph	n/m	62 (1 Low)	n/m	n/m	n/a	21/10/2018 04:00:00
Newport Timeseries Graph	n/m	47 (1 Low)	n/m	7 (1 Low)	9 (1 Low) ^*3	22/10/2018 01:00:00
Northampton Spring Park Timeseries Graph	54 (2 Low)	18 (1 Low)	n/m	10 (1 Low)	n/m	22/10/2018 01:00:00
Norwich Lakenfields Timeseries Graph	56 (2 Low)	19 (1 Low)	n/m	14 (2 Low)	19 (2 Low)	22/10/2018 01:00:00
Nottingham Centre Timeseries Graph	47 (2 Low)	55 (1 Low)	4 (1 Low)	19 (2 Low)	28 (2 Low)	21/10/2018 04:00:00
Nottingham Western Boulevard Timeseries Graph	n/m	45 (1 Low)	n/m	n/m	16 (1 Low) ^*1	22/10/2018 05:00:00

O

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
Oldbury Birmingham Road Timeseries Graph	n/m	72 (2 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
Oxford Centre Roadside Timeseries Graph	n/m	31 (1 Low)	n/m	n/m	n/m	21/10/2018 06:00:00
Oxford St Ebbes Timeseries Graph	n/m	16 (1 Low)	n/m	9 (1 Low)	12 (1 Low)	22/10/2018 01:00:00

P

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
Peebles Timeseries Graph	69 (3 Low)	4 (1 Low)	n/m	n/m	n/m	22/10/2018 01:00:00
Plymouth Centre Timeseries Graph	52 (2 Low)	24 (1 Low)	n/m	3 (1 Low)	15 (1 Low)	22/10/2018 01:00:00
Plymouth Tavistock Road Timeseries Graph	n/m	64 (1 Low)	n/m	n/m	n/m	21/10/2018 08:00:00
Port Talbot Margam Timeseries Graph	63 (2 Low)	24 (1 Low)	1 (1 Low)	7 (1 Low)	13 (1 Low)	21/10/2018 05:45:00
Portsmouth Timeseries Graph	44 (2 Low)	55 (1 Low)	n/m	21 (2 Low)	n/a	22/10/2018 01:00:00
Portsmouth Anglesea Road Timeseries Graph	n/m	41 (1 Low)	n/m	n/m	22 (2 Low) ^*1	21/10/2018 17:00:00
Preston Timeseries Graph	60 (2 Low)	29 (1 Low)	n/m	9 (1 Low)	n/m	22/10/2018 01:00:00

R

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
Reading London Road Timeseries Graph	n/m	63 (1 Low)	n/m	n/m	12 (1 Low) ^*2	21/10/2018 19:00:00
Reading New Town Timeseries Graph	53 (2 Low)	47 (1 Low)	n/m	11 (1 Low)	12 (1 Low)	22/10/2018 01:00:00
Rochester Stoke Timeseries Graph	58 (2 Low)	39 (1 Low)	8 (1 Low)	17 (2 Low)	21 (2 Low) ^*3	21/10/2018 11:00:00

S

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
Salford Eccles Timeseries Graph	n/m	44 (1 Low)	n/m	8 (1 Low)	12 (1 Low) ^*3	22/10/2018 01:00:00
Saltash Callington Road Timeseries Graph	n/m	n/m	n/m	9 (1 Low)	17 (2 Low) ^*1	22/10/2018 01:00:00
Sandy Roadside Timeseries Graph	n/m	n/a	n/m	n/a	n/a	20/10/2018 16:00:00
Scunthorpe Town Timeseries Graph	n/m	13 (1 Low)	2 (1 Low)	n/m	13 (1 Low) ^*1	21/10/2018 13:30:00
Shaw Crompton Way Timeseries Graph	n/m	59 (1 Low)	n/m	n/m	n/m	22/10/2018 02:00:00
Sheffield Barnsley Road Timeseries Graph	n/m	39 (1 Low)	n/m	11 (1 Low)	n/m	22/10/2018 01:00:00
Sheffield Devonshire Green Timeseries Graph	58 (2 Low)	23 (1 Low)	n/m	8 (1 Low)	10 (1 Low)	22/10/2018 01:00:00
Sheffield Tinsley Timeseries Graph	n/m	54 (1 Low)	n/m	n/m	n/m	22/10/2018 05:00:00
Sibton Timeseries Graph	56 (2 Low)	n/m	n/m	n/m	n/m	21/10/2018 20:00:00
Southampton A33 Timeseries Graph	n/m	57 (1 Low)	n/m	n/m	14 (1 Low)	21/10/2018 19:00:00
Southampton Centre Timeseries Graph	57 (2 Low)	37 (1 Low)	6 (1 Low)	19 (2 Low)	25 (2 Low)	21/10/2018 10:00:00
Southend-on-Sea Timeseries Graph	45 (2 Low)	n/a	n/m	18 (2 Low)	n/m	22/10/2018 01:00:00
Southwark A2 Old Kent Road Timeseries Graph	n/m	n/a	n/m	n/m	n/a	18/10/2018 09:00:00
St Helens Linkway Timeseries Graph	n/m	49 (1 Low)	n/m	n/m	20 (2 Low) ^*1	21/10/2018 14:00:00
St Osyth Timeseries Graph	47 (2 Low)	53 (1 Low)	n/m	n/m	n/m	21/10/2018 19:00:00
Stanford-le-Hope Roadside Timeseries Graph	n/m	n/a	n/m	n/a	n/a	20/10/2018 20:00:00
Stockton-on-Tees A1305 Roadside Timeseries Graph	n/m	10 (1 Low)	n/m	3 (1 Low)	n/m	22/10/2018 04:00:00
Stockton-on-Tees Eaglescliffe Timeseries Graph	n/m	7 (1 Low)	n/m	5 (1 Low)	n/a	22/10/2018 05:00:00
Stoke-on-Trent A50 Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/a	11/10/2018 08:00:00
Stoke-on-Trent Centre Timeseries Graph	55 (2 Low)	34 (1 Low)	n/m	7 (1 Low)	n/m	22/10/2018 01:00:00
Storrington Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	19/10/2018 18:00:00
Strathvaich Timeseries Graph	78 (3 Low)	n/m	n/m	n/m	n/m	21/10/2018 21:00:00
Sunderland Silksworth Timeseries Graph	69 (3 Low)	11 (1 Low)	n/m	4 (1 Low)	n/m	22/10/2018 01:00:00
Sunderland Wessington Way Timeseries Graph	n/m	21 (1 Low)	n/m	n/m	n/m	21/10/2018 16:00:00
Swansea Roadside Timeseries Graph	n/m	34 (1 Low)	n/m	9 (1 Low)	16 (1 Low) ^*2	22/10/2018 01:00:00
Swindon Walcot Timeseries Graph	n/m	29 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00

T

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
Telford Hollinswood Timeseries Graph	n/m	19 (1 Low)	n/m	n/m	n/m	21/10/2018 09:00:00
Thurrock Timeseries Graph	40 (2 Low)	65 (1 Low)	6 (1 Low)	n/m	22 (2 Low)	21/10/2018 08:30:00
Tower Hamlets Roadside Timeseries Graph	n/m	n/a	n/m	n/m	n/m	19/10/2018 13:00:00

W

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
Walsall Woodlands Timeseries Graph	56 (2 Low)	27 (1 Low)	n/m	n/m	n/m	21/10/2018 21:00:00
Warrington Timeseries Graph	n/m	29 (1 Low)	n/m	8 (1 Low)	12 (1 Low)	22/10/2018 01:00:00
Weybourne Timeseries Graph	71 (3 Low)	n/m	n/m	n/m	n/m	22/10/2018 05:00:00
Wicken Fen Timeseries Graph	56 (2 Low)	11 (1 Low)	1 (1 Low)	n/m	n/m	21/10/2018 12:15:00
Widnes Milton Road Timeseries Graph	n/m	n/a	n/m	n/m	n/m	31/03/2018 12:00:00
Wigan Centre Timeseries Graph	65 (2 Low)	30 (1 Low)	n/m	11 (1 Low)	n/m	22/10/2018 01:00:00
Wirral Tranmere Timeseries Graph	70 (3 Low)	28 (1 Low)	n/m	6 (1 Low)	n/m	22/10/2018 01:00:00
Worthing A27 Roadside Timeseries Graph	n/m	71 (2 Low)	n/m	17 (2 Low)	n/m	22/10/2018 01:00:00
Wrexham Timeseries Graph	n/m	15 (1 Low)	n/a	5 (1 Low)	8 (1 Low) ^*3	20/10/2018 14:15:00

Y

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
Yarner Wood Timeseries Graph	71 (3 Low)	4 (1 Low)	n/m	n/m	n/m	21/10/2018 20:00:00
York Bootham Timeseries Graph	n/m	35 (1 Low)	n/m	9 (1 Low)	11 (1 Low)	22/10/2018 01:00:00
York Fishergate Timeseries Graph	n/m	29 (1 Low)	n/m	9 (1 Low)	21 (2 Low) ^*1	22/10/2018 05:00:00

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 BAM unheated
*3: measurements are PM₁₀ FIDAS

UK AIR

Air Information Resource

24 Hour Summary, based on data provided by Environment Agency

A

B

C

D

E

F

G

H

I

L

M

N

O

P

R

S

T

W

Y

Legend

Latest measurement summary