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	2025-03-15 07:00:00			23	1 Low					25	2 Low*1
Aston Hill	2025-03-15 07:00:00	62	2 Low	8	1 Low
Auchencorth Moss	2025-03-15 07:00:00	43	2 Low					2	1 Low	5	1 Low*2
Ballymena Ballykeel	2025-02-27 09:00:00
Barnsley Gawber	2025-03-15 07:00:00	45	2 Low	19	1 Low	1	1 Low	4	1 Low	7	1 Low*2
Barnstaple A39	2025-03-15 07:00:00							9	1 Low	16	1 Low*2
Bath Roadside	2019-06-11 09:00:00
Belfast Centre	2025-03-15 07:00:00	6	1 Low	42	1 Low	2	1 Low	9	1 Low	16	1 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	2025-03-15 07:00:00	54	2 Low	7	1 Low			5	1 Low	8	1 Low*2
Bottesford	2016-11-01 10:00:00
Bournemouth	2025-03-15 07:00:00	75	3 Low	8	1 Low			11	1 Low
Brighton Preston Park	2025-03-15 07:00:00	56	2 Low	9	1 Low			5	1 Low	8	1 Low*2
Bristol St Paul's	2025-03-15 07:00:00	50	2 Low	12	1 Low			12	2 Low	19	2 Low*1
Bush Estate	2025-03-15 05:00:00	46	2 Low
Cambridge Roadside	2025-03-15 07:00:00			22	1 Low
Camden Kerbside	2025-03-15 07:00:00			28	1 Low			4	1 Low	19	2 Low*1
Canterbury	2024-11-04 16:00:00
Cardiff Centre	2025-02-26 15:00:00
Carlisle Roadside	2021-06-21 16:00:00
Charlton Mackrell	2025-03-15 07:00:00	56	2 Low	3	1 Low			8	1 Low	12	1 Low*2
Chatham Roadside	2025-03-15 07:00:00			8	1 Low			8	1 Low	20	2 Low*1
Chepstow A48	2025-03-15 07:00:00			13	1 Low			12	2 Low	21	2 Low*1
Chesterfield	2014-06-20 11:00:00
Chesterfield Roadside	2025-03-15 07:00:00			12	1 Low			4	1 Low	8	1 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	2025-03-15 07:00:00			24	1 Low
Dumfries	2025-03-15 05:00:00			6	1 Low
Eastbourne	2025-03-15 07:00:00	65	2 Low	2	1 Low			4	1 Low	6	1 Low*2
Edinburgh St Leonards	2025-03-15 07:00:00	28	1 Low	17	1 Low	2	1 Low	4	1 Low	9	1 Low*2
Eskdalemuir	2025-03-15 07:00:00	43	2 Low	0	1 Low
Exeter Roadside	2025-03-15 07:00:00	50	2 Low	17	1 Low
Fort William	2025-03-15 07:00:00	16	1 Low	12	1 Low
Glasgow Kerbside	2025-03-15 07:00:00			42	1 Low
Glasgow Townhead	2025-03-15 07:00:00	23	1 Low	38	1 Low			4	1 Low	10	1 Low*2
Glazebury	2025-03-15 07:00:00	35	2 Low	14	1 Low			8	1 Low	11	1 Low*2
Grangemouth	2025-03-15 07:00:00			28	1 Low	2	1 Low	5	1 Low	10	1 Low*1
Grangemouth Moray	2025-03-15 06:00:00			27	1 Low
Great Dun Fell	2016-11-01 10:00:00
Haringey Roadside	2025-03-15 07:00:00			16	1 Low
Harwell	2016-01-21 14:00:00			0
High Muffles	2025-03-15 07:00:00	69	3 Low	3	1 Low			2	1 Low	4	1 Low*2
Honiton	2025-03-15 07:00:00	51	2 Low	8	1 Low			9	1 Low	12	1 Low*2
Horley	2025-03-15 07:00:00			20	1 Low			7	1 Low
Hull Freetown	2025-03-15 07:00:00	55	2 Low	13	1 Low	1	1 Low	4	1 Low	11	1 Low*2
Inverness	2025-03-15 07:00:00			6	1 Low			3	1 Low	5	1 Low*2
Ladybower	2025-03-15 07:00:00	72	3 Low	3	1 Low	1	1 Low	3	1 Low	5	1 Low*2
Leamington Spa	2025-03-15 07:00:00	54	2 Low	21	1 Low			8	1 Low	12	1 Low*2
Leamington Spa Rugby Road	2025-03-15 07:00:00			10	1 Low			7	1 Low	12	1 Low*2
Leeds Centre	2025-03-15 07:00:00	65	2 Low	18	1 Low	2	1 Low	3	1 Low	9	1 Low*2
Leeds Headingley Kerbside	2025-03-15 07:00:00			15	1 Low			7	1 Low	25	2 Low*1
Leicester University	2025-03-15 07:00:00	38	2 Low					6	1 Low	9	1 Low*2
Leominster	2025-03-15 07:00:00	64	2 Low	6	1 Low
Lerwick	2025-03-15 07:00:00	85	3 Low
Liverpool Queen's Drive Roadside	2017-01-09 12:00:00
Liverpool Speke	2025-03-15 07:00:00	43	2 Low	23	1 Low	1	1 Low	8	1 Low	16	1 Low*1
London Bexley	2025-03-15 07:00:00			31	1 Low			7	1 Low	12	1 Low*2
London Bloomsbury	2025-03-15 07:00:00	49	2 Low	19	1 Low	1	1 Low	6	1 Low	10	1 Low*2
London Eltham	2024-11-09 01:00:00
London Haringey Priory Park South	2025-03-15 07:00:00	49	2 Low	7	1 Low
London Harlington	2025-03-15 07:00:00	53	2 Low	13	1 Low			7	1 Low	13	1 Low*2
London Harrow Stanmore	2017-07-19 13:00:00
London Hillingdon	2025-03-15 07:00:00	52	2 Low	10	1 Low			6	1 Low	10	1 Low*2
London Marylebone Road	2025-03-15 07:00:00			9	1 Low	1	1 Low	9	1 Low	15	1 Low*1
London N. Kensington	2025-03-15 07:00:00	62	2 Low	13	1 Low	4	1 Low	5	1 Low	9	1 Low*2
London Teddington	2016-11-01 10:00:00
London Teddington Bushy Park	2025-03-15 07:00:00							6	1 Low	11	1 Low*2
London Westminster	2025-03-15 07:00:00	52	2 Low	23	1 Low			6	1 Low
Lough Navar	2025-03-15 07:00:00	13	1 Low					2	1 Low	3	1 Low*2
Lullington Heath	2025-03-15 07:00:00	80	3 Low	3	1 Low	1	1 Low	4	1 Low	5	1 Low*2
Mace Head	2025-03-11 15:00:00
Manchester Piccadilly	2025-03-15 07:00:00	41	2 Low	35	1 Low			9	1 Low	18	2 Low*2
Manchester South	2016-02-03 10:00:00
Market Harborough	2019-03-27 16:00:00
Middlesbrough	2025-03-15 07:00:00	37	2 Low	16	1 Low	1	1 Low	3	1 Low	13	1 Low*1
Narberth	2025-03-15 07:00:00	59	2 Low	3	1 Low	1	1 Low	7	1 Low	11	1 Low*2
Newcastle Centre	2025-03-15 07:00:00	50	2 Low	12	1 Low			6	1 Low	13	1 Low*1
Newcastle Cradlewell Roadside	2025-03-15 07:00:00			36	1 Low			4	1 Low	8	1 Low*2
Newport	2025-03-15 07:00:00			19	1 Low			9	1 Low	14	1 Low*2
Northampton Kingsthorpe	2017-04-06 22:00:00
Norwich Lakenfields	2025-03-15 07:00:00	25	1 Low	17	1 Low			5	1 Low	7	1 Low*2
Nottingham Centre	2024-01-30 16:00:00
Oxford Centre Roadside	2025-03-15 07:00:00			24	1 Low
Oxford St Ebbes	2025-03-15 07:00:00	62	2 Low	6	1 Low			5	1 Low	8	1 Low*2
Peebles	2025-03-15 07:00:00	16	1 Low	7	1 Low
Plymouth Centre	2025-03-15 07:00:00	54	2 Low	13	1 Low			9	1 Low	14	1 Low*2
Port Talbot Margam	2025-03-15 07:00:00	56	2 Low	24	1 Low	2	1 Low	10	1 Low	17	2 Low*3
Portsmouth	2025-03-15 07:00:00	64	2 Low	10	1 Low			7	1 Low	12	1 Low*2
Preston	2025-03-15 07:00:00	37	2 Low	40	1 Low			5	1 Low	9	1 Low*2
Reading New Town	2025-03-15 07:00:00	52	2 Low	6	1 Low			6	1 Low	9	1 Low*2
Rochester Stoke	2025-03-15 07:00:00	67	3 Low	5	1 Low	1	1 Low	5	1 Low	7	1 Low*2
Salford Eccles	2025-03-15 07:00:00	57	2 Low	51	1 Low			7	1 Low	15	1 Low*2
Saltash Callington Road	2025-03-15 07:00:00							8	1 Low	18	2 Low*1
Sandy Roadside	2025-01-22 13:00:00
Scunthorpe Town	2025-03-15 07:00:00			26	1 Low	0	1 Low			10	1 Low*1
Sheffield Devonshire Green	2025-03-15 07:00:00	53	2 Low	12	1 Low			5	1 Low	9	1 Low*2
Sheffield Tinsley	2025-03-15 07:00:00	52	2 Low	12	1 Low			5	1 Low	10	1 Low*2
Sibton	2025-03-15 07:00:00	56	2 Low					3	1 Low	5	1 Low*2
Southampton Centre	2025-03-15 07:00:00	23	1 Low	40	1 Low	2	1 Low	9	1 Low	13	1 Low*2
Southend-on-Sea	2025-03-15 07:00:00	54	2 Low	7	1 Low			5	1 Low	8	1 Low*2
Southwark A2 Old Kent Road	2025-03-15 07:00:00			18	1 Low					22	2 Low*1
St Osyth	2025-03-15 07:00:00	54	2 Low	5	1 Low			5	1 Low	8	1 Low*2
Stanford-le-Hope Roadside	2025-03-15 07:00:00			16	1 Low			9	1 Low	20	2 Low*1
Stockton-on-Tees Eaglescliffe	2025-03-15 07:00:00			12	1 Low			5	1 Low	17	2 Low*1
Stoke-on-Trent Centre	2025-03-15 07:00:00	39	2 Low	23	1 Low			6	1 Low	12	1 Low*2
Storrington Roadside	2025-03-15 07:00:00			37	1 Low			11	1 Low	23	2 Low*2
Strathvaich	2025-03-15 07:00:00	56	2 Low
Sunderland Silksworth	2025-03-15 07:00:00	48	2 Low	11	1 Low			4	1 Low	8	1 Low*2
Swansea Roadside	2025-03-15 07:00:00			12	1 Low			11	1 Low	18	2 Low*1
Thurrock	2025-03-15 07:00:00	54	2 Low	19	1 Low	1	1 Low	8	1 Low	14	1 Low*2
Tower Hamlets Roadside	2025-02-04 08:00:00			16	1 Low
Walsall Woodlands	2025-03-15 07:00:00	55	2 Low	17	1 Low
Warrington	2025-03-15 07:00:00			22	1 Low			7	1 Low	14	1 Low*1
Weybourne	2025-03-15 07:00:00	82	3 Low					4	1 Low	11	1 Low*2
Wicken Fen	2025-03-11 19:00:00
Wigan Centre	2025-03-15 07:00:00	38	2 Low	23	1 Low			6	1 Low	10	1 Low*2
Wirral Tranmere	2025-03-15 07:00:00	41	2 Low	33	1 Low			6	1 Low	10	1 Low*2
Wrexham	2025-03-15 07:00:00			33	1 Low	2	1 Low	6	1 Low	14	1 Low*2
Yarner Wood	2025-03-15 07:00:00	60	2 Low	5	1 Low			7	1 Low	9	1 Low*2
York Bootham	2025-03-15 07:00:00	30	1 Low	15	1 Low			8	1 Low	12	1 Low*1
York Fishergate	2025-03-15 07:00:00			25	1 Low			7	1 Low	24	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).