Air Quality Monitoring Locations

Colour key: Lowest pollution Highest pollution    no current data

Defra Air Quality Monitoring Stations in the UK

Location	Latest Data Date/Time	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 PM2.5 Particles (µgm-3)		Running 24 Hour mean PM10 Particles (µgm-3)
		Value	Level	Value	Level	Value	Level	Value	Level	Value	Level
Aberdeen	2021-09-20 19:00:00
Aberdeen Union Street Roadside	2025-01-06 08:00:00			25	1 Low
Armagh Roadside	2025-01-20 08:00:00			59	1 Low					23	2 Low*1
Aston Hill	2025-01-20 08:00:00	37	2 Low	6	1 Low
Auchencorth Moss	2025-01-20 08:00:00	45	2 Low					8	1 Low	10	1 Low*2
Ballymena Ballykeel	2025-01-20 08:00:00			11	1 Low	1	1 Low
Barnsley Gawber	2025-01-20 08:00:00	15	1 Low	37	1 Low			20	2 Low	22	2 Low*2
Barnstaple A39	2025-01-20 08:00:00							21	2 Low	25	2 Low*2
Bath Roadside	2019-06-11 09:00:00
Belfast Centre	2025-01-20 08:00:00	31	1 Low	33	1 Low	1	1 Low	15	2 Low	20	2 Low*2
Billingham	2024-06-19 08:00:00			8	1 Low
Birmingham Acocks Green	2021-10-01 16:00:00
Birmingham Tyburn	2017-06-28 10:00:00
Birmingham Tyburn Roadside	2016-09-20 14:00:00
Blackburn Darwen Roadside	2014-05-06 09:00:00
Blackpool Marton	2025-01-20 08:00:00	20	1 Low	23	1 Low			22	2 Low	25	2 Low*2
Bottesford	2016-11-01 10:00:00
Bournemouth	2025-01-20 08:00:00	55	2 Low	13	1 Low			12	2 Low
Brighton Preston Park	2025-01-20 08:00:00	2	1 Low	33	1 Low			15	2 Low	17	2 Low*2
Bristol St Paul's	2025-01-20 08:00:00	8	1 Low	33	1 Low			14	2 Low	18	2 Low*1
Bush Estate	2025-01-20 08:00:00	39	2 Low	7	1 Low
Cambridge Roadside	2025-01-20 08:00:00			30	1 Low
Camden Kerbside	2025-01-20 08:00:00			57	1 Low			20	2 Low	26	2 Low*1
Canterbury	2024-11-04 16:00:00
Cardiff Centre	2025-01-20 08:00:00	8	1 Low	32	1 Low	2	1 Low	19	2 Low	17	2 Low*1
Carlisle Roadside	2021-06-21 16:00:00
Charlton Mackrell	2025-01-20 08:00:00	19	1 Low	11	1 Low			14	2 Low	16	1 Low*2
Chatham Roadside	2025-01-20 08:00:00			25	1 Low			17	2 Low	29	2 Low*1
Chepstow A48	2025-01-20 08:00:00									19	2 Low*1
Chesterfield	2014-06-20 11:00:00
Chesterfield Roadside	2025-01-20 08:00:00			26	1 Low			18	2 Low	20	2 Low*2
Coventry Memorial Park	2014-06-25 14:00:00
Cwmbran	2020-08-07 11:00:00
Derry	2016-03-04 12:00:00
Dumbarton Roadside	2025-01-20 08:00:00			8	1 Low
Dumfries	2025-01-20 08:00:00			39	1 Low
Eastbourne	2025-01-20 08:00:00	5	1 Low	15	1 Low			15	2 Low	16	1 Low*2
Edinburgh St Leonards	2025-01-20 08:00:00			31	1 Low	2	1 Low	10	1 Low	13	1 Low*2
Eskdalemuir	2025-01-20 08:00:00	26	1 Low	7	1 Low
Exeter Roadside	2025-01-20 08:00:00	4	1 Low	37	1 Low
Fort William	2025-01-20 08:00:00	33	1 Low	7	1 Low
Glasgow Kerbside	2025-01-20 08:00:00			67	1 Low
Glasgow Townhead	2025-01-20 08:00:00	23	1 Low	40	1 Low			11	1 Low	14	1 Low*2
Glazebury	2025-01-20 08:00:00	12	1 Low	21	1 Low			20	2 Low	22	2 Low*2
Grangemouth	2025-01-20 08:00:00			30	1 Low	2	1 Low	9	1 Low	13	1 Low*1
Grangemouth Moray	2025-01-20 08:00:00			33	1 Low
Great Dun Fell	2016-11-01 10:00:00
Haringey Roadside	2025-01-20 08:00:00			39	1 Low
Harwell	2016-01-21 14:00:00			0
High Muffles	2025-01-20 08:00:00	35	2 Low	14	1 Low			16	2 Low	18	2 Low*2
Honiton	2025-01-20 08:00:00	25	1 Low	23	1 Low			12	2 Low	14	1 Low*2
Horley	2025-01-20 08:00:00							22	2 Low
Hull Freetown	2025-01-20 08:00:00	17	1 Low	41	1 Low	3	1 Low	19	2 Low	22	2 Low*2
Inverness	2025-01-20 08:00:00			43	1 Low			9	1 Low	11	1 Low*2
Ladybower	2025-01-20 08:00:00	37	2 Low	6	1 Low			14	2 Low	16	1 Low*2
Leamington Spa	2025-01-20 08:00:00	16	1 Low	33	1 Low			15	2 Low	16	1 Low*2
Leamington Spa Rugby Road	2025-01-20 08:00:00			23	1 Low			14	2 Low	16	1 Low*2
Leeds Centre	2025-01-20 08:00:00	7	1 Low	44	1 Low	3	1 Low	22	2 Low	27	2 Low*2
Leeds Headingley Kerbside	2025-01-20 08:00:00			36	1 Low
Leicester University	2025-01-20 08:00:00	15	1 Low	34	1 Low			15	2 Low	17	2 Low*2
Leominster	2025-01-20 08:00:00	11	1 Low	17	1 Low
Lerwick	2025-01-20 08:00:00	55	2 Low
Liverpool Queen's Drive Roadside	2017-01-09 12:00:00
Liverpool Speke	2025-01-20 08:00:00	23	1 Low	13	1 Low	3	1 Low	21	2 Low	24	2 Low*1
London Bexley	2025-01-20 08:00:00			42	1 Low			23	2 Low	26	2 Low*2
London Bloomsbury	2025-01-20 08:00:00	18	1 Low	37	1 Low	1	1 Low	18	2 Low	21	2 Low*2
London Eltham	2024-11-09 01:00:00
London Haringey Priory Park South	2025-01-20 08:00:00	8	1 Low	37	1 Low
London Harlington	2025-01-20 08:00:00	11	1 Low	39	1 Low			19	2 Low	20	2 Low*2
London Harrow Stanmore	2017-07-19 13:00:00
London Hillingdon	2025-01-20 08:00:00	5	1 Low	51	1 Low			19	2 Low	25	2 Low*2
London Marylebone Road	2025-01-20 08:00:00	18	1 Low					20	2 Low	36	3 Low*1
London N. Kensington	2025-01-20 08:00:00	29	1 Low	29	1 Low	1	1 Low	18	2 Low	20	2 Low*2
London Teddington	2016-11-01 10:00:00
London Teddington Bushy Park	2025-01-20 08:00:00							19	2 Low	23	2 Low*2
London Westminster	2025-01-20 08:00:00	16	1 Low	34	1 Low			17	2 Low
Lough Navar	2025-01-19 08:00:00	45	2 Low
Lullington Heath	2025-01-20 08:00:00	46	2 Low	13	1 Low	1	1 Low	10	1 Low	11	1 Low*2
Mace Head	2025-01-20 08:00:00	80	3 Low
Manchester Piccadilly	2025-01-20 08:00:00	16	1 Low	44	1 Low	2	1 Low	19	2 Low	22	2 Low*2
Manchester South	2016-02-03 10:00:00
Market Harborough	2019-03-27 16:00:00
Middlesbrough	2025-01-20 08:00:00	35	2 Low	26	1 Low	2	1 Low	14	2 Low	16	1 Low*1
Narberth	2025-01-20 08:00:00	30	1 Low	9	1 Low	2	1 Low	19	2 Low	26	2 Low*2
Newcastle Centre	2025-01-20 08:00:00	4	1 Low					17	2 Low	21	2 Low*1
Newcastle Cradlewell Roadside	2025-01-20 08:00:00			94	2 Low			17	2 Low	19	2 Low*2
Newport	2025-01-20 08:00:00			27	1 Low			19	2 Low	22	2 Low*2
Northampton Kingsthorpe	2017-04-06 22:00:00
Norwich Lakenfields	2025-01-20 08:00:00	31	1 Low	23	1 Low			21	2 Low	24	2 Low*2
Nottingham Centre	2024-01-30 16:00:00
Oxford Centre Roadside	2025-01-20 08:00:00			35	1 Low
Oxford St Ebbes	2025-01-20 08:00:00	6	1 Low	23	1 Low			15	2 Low	17	2 Low*2
Peebles	2025-01-20 08:00:00	28	1 Low	16	1 Low
Plymouth Centre	2025-01-20 08:00:00	39	2 Low	19	1 Low			15	2 Low	19	2 Low*2
Port Talbot Margam	2025-01-20 08:00:00	17	1 Low	23	1 Low	2	1 Low	13	2 Low	16	1 Low*3
Portsmouth	2025-01-20 08:00:00	10	1 Low	49	1 Low			15	2 Low	18	2 Low*2
Preston	2025-01-20 08:00:00	21	1 Low	27	1 Low			19	2 Low	21	2 Low*2
Reading New Town	2025-01-20 08:00:00	9	1 Low	28	1 Low			20	2 Low	22	2 Low*2
Rochester Stoke	2025-01-20 08:00:00	24	1 Low	28	1 Low	2	1 Low	20	2 Low	22	2 Low*2
Salford Eccles	2025-01-20 08:00:00	18	1 Low	33	1 Low			24	3 Low	33	2 Low*2
Saltash Callington Road	2025-01-15 17:00:00
Sandy Roadside	2025-01-20 08:00:00			30	1 Low			19	2 Low	25	2 Low*1
Scunthorpe Town	2025-01-20 08:00:00			34	1 Low	2	1 Low
Sheffield Devonshire Green	2025-01-20 08:00:00	25	1 Low	36	1 Low			17	2 Low	19	2 Low*2
Sheffield Tinsley	2025-01-20 08:00:00	7	1 Low	48	1 Low			18	2 Low	23	2 Low*2
Sibton	2025-01-20 08:00:00	35	2 Low					19	2 Low	21	2 Low*2
Southampton Centre	2025-01-20 08:00:00	5	1 Low	42	1 Low	6	1 Low	13	2 Low	15	1 Low*2
Southend-on-Sea	2025-01-20 08:00:00	28	1 Low	19	1 Low			18	2 Low	20	2 Low*2
Southwark A2 Old Kent Road	2025-01-20 08:00:00			57	1 Low
St Osyth	2025-01-20 08:00:00			8	1 Low			17	2 Low	18	2 Low*2
Stanford-le-Hope Roadside	2025-01-20 08:00:00			52	1 Low			18	2 Low	18	2 Low*1
Stockton-on-Tees Eaglescliffe	2025-01-20 08:00:00							20	2 Low	18	2 Low*1
Stoke-on-Trent Centre	2025-01-20 08:00:00	14	1 Low	38	1 Low			21	2 Low	23	2 Low*2
Storrington Roadside	2025-01-08 16:00:00
Strathvaich	2025-01-20 08:00:00	48	2 Low
Sunderland Silksworth	2025-01-20 08:00:00	29	1 Low	25	1 Low			16	2 Low	17	2 Low*2
Swansea Roadside	2025-01-20 08:00:00			41	1 Low			15	2 Low	21	2 Low*1
Thurrock	2025-01-20 08:00:00	11	1 Low	43	1 Low	4	1 Low	19	2 Low	22	2 Low*2
Tower Hamlets Roadside	2025-01-20 08:00:00			33	1 Low
Walsall Woodlands	2025-01-20 08:00:00	9	1 Low	37	1 Low
Warrington	2025-01-20 08:00:00			27	1 Low			21	2 Low	25	2 Low*1
Weybourne	2025-01-20 08:00:00	35	2 Low					21	2 Low	23	2 Low*2
Wicken Fen	2025-01-20 08:00:00	14	1 Low	21	1 Low	2	1 Low	24	3 Low	27	2 Low*2
Wigan Centre	2025-01-20 08:00:00	16	1 Low	37	1 Low			23	2 Low	26	2 Low*2
Wirral Tranmere	2025-01-20 08:00:00	42	2 Low	11	1 Low			19	2 Low	21	2 Low*2
Wrexham	2025-01-20 08:00:00			32	1 Low	6	1 Low	18	2 Low	21	2 Low*2
Yarner Wood	2025-01-20 08:00:00	35	2 Low	6	1 Low			10	1 Low	12	1 Low*2
York Bootham	2025-01-20 08:00:00	13	1 Low	37	1 Low			21	2 Low	22	2 Low*1
York Fishergate	2025-01-20 08:00:00			39	1 Low			20	2 Low	28	2 Low*1

Coloured boxes for value and level show latest snapshot data. A pale grey box indicates that this data is not measured at this location. A dark grey box indicates that data is normally recorded here, but is missing from the latest snapshot. Follow the links to individual stations for historical data.

Data supplied by the Met Office via Defra. © 2025 Crown copyright Defra via uk-air.defra.gov.uk, licenced under the Open Government Licence (OGL).