| United Kingdom |
| 50 | A26: Higham Wood, Tonbridge, Tonbridge and Malling, Kent, England, TN10 4LS, United Kingdom | | Citizen Science project sensor.community 84223 |
| 8 | A470: Ganllwyd, Llanelltyd, Gwynedd, Wales, LL40 2HG, United Kingdom | | Citizen Science project sensor.community 25435 |
| 42 | Albini Way: Wymondham, South Norfolk, Norfolk, England, NR18 0WT, United Kingdom | | Citizen Science project sensor.community 66493 |
| 9 | Alton Road: Alton Road, Bournbrook, Birmingham, West Midlands Combined Authority, West Midlands, England, B29 7DU, United Kingdom | | Citizen Science project sensor.community 60641 |
| -1 | Ansell Road: Greystones, Sheffield, Yorkshire and the Humber, England, S11 7PE, United Kingdom | | Citizen Science project sensor.community 31722 |
| -1 | Ashurst Bridge Road: Netley Marsh, New Forest, Hampshire, South East, England, SO40 7EA, United Kingdom | | Citizen Science project sensor.community 90195 |
| 0 | Avondale Road: Roselands, Motcombe, Eastbourne, East Sussex, South East, England, BN22 8EG, United Kingdom | | Citizen Science project sensor.community 16324 |
| 10 | Balmwell Terrace: Balmwell Terrace, Kaimes, Liberton and District, City of Edinburgh, Scotland, EH16 6HD, United Kingdom | | Citizen Science project sensor.community 38541 |
| 6 | Barton Yard: Design District, Greenwich Peninsula, Royal Borough of Greenwich, London, Greater London, England, E14 2DH, United Kingdom | | Citizen Science project sensor.community 77670 |
| 57 | Bath Spa: Lower Weston, Bath, Bath and North East Somerset, West of England, England, BA1 3BG, United Kingdom | | Weather Link 680803 |
| 35 | Birkendale: Birkendale, Birkendale, Crookesmoor, Sheffield, South Yorkshire, England, S6 3NL, United Kingdom | | Gaia realtime air quality monitoring network 358 |
| 25 | Blackmoor Lane: Haighfield Caravan Park, Blackmoor Lane, Bardsey cum Rigton, Bardsey, Leeds, West Yorkshire, England, LS17 9DY, United Kingdom | | Citizen Science project sensor.community 94978 |
| 6 | Bow Street: Langport, South Somerset, Somerset, England, TA10 9PQ, United Kingdom | | Citizen Science project sensor.community 68597 |
| 9 | Brantingham Road: Brantingham Road, Fallowfield Triangle, Whalley Range, Manchester, Greater Manchester, England, M21 0TP, United Kingdom | | Citizen Science project sensor.community 73100 |
| 29 | Broomhill Road: Broom Hill, Poverest, London Borough of Bromley, London, Greater London, England, BR6 0EN, United Kingdom | | Citizen Science project sensor.community 63259 |
| 20 | Brosse Way: Southborough, London Borough of Bromley, London, Greater London, England, BR2 9FP, United Kingdom | | Citizen Science project sensor.community 27706 |
| 2 | | | Citizen Science project sensor.community 32405 |
| 0 | Calverton Road: Archview, Calverton Road, Middle Weald, Calverton, Wolverton, Lower Weald, City of Milton Keynes, England, MK19 6EJ, United Kingdom | | Citizen Science project sensor.community 70192 |
| 6 | Cambridge Road: Plaistow, London Borough of Bromley, London, Greater London, England, BR1 4DS, United Kingdom | | Citizen Science project sensor.community 42186 |
| 5 | Camperdown Road: Foresterhill, Aberdeen, Aberdeen City, Scotland, AB15 5NU, United Kingdom | | Citizen Science project sensor.community 23628 |
| 10 | | | Citizen Science project sensor.community 66667 |
| 4 | Cedars Road: Sacred Heart House, Cedars Road, Abbeville Village, Clapham Park, London Borough of Lambeth, London, Greater London, England, SW8 3SB, United Kingdom | | Citizen Science project sensor.community 49064 |
| 71 | Century Drive: Kesgrave, East Suffolk, Suffolk, East of England, England, IP5 2EL, United Kingdom | | Citizen Science project sensor.community 63305 |
| 18 | Chatsworth Road: Worcester Park, North Cheam, London Borough of Sutton, Greater London, England, SM3 8PJ, United Kingdom | | Citizen Science project sensor.community 75744 |
| 8 | Cheadle Road: Cheddleton, Staffordshire Moorlands, Staffordshire, West Midlands, England, ST13 7HN, United Kingdom | | Citizen Science project sensor.community 43282 |
| 29 | Chelsea Road: Brincliffe, Sheffield, Yorkshire and the Humber, England, S11 8UT, United Kingdom | | Citizen Science project sensor.community 67032 |
| 10 | Chestnut Row: Royal Cornhill Hospital, Chestnut Row, Powis, Ashgrove, Aberdeen, Aberdeen City, Scotland, AB25 3SE, United Kingdom | | Citizen Science project sensor.community 27529 |
| 104 | Chiddingly Road: Bramble Down House, Chiddingly Road, Horeham Flat Farm, Horam, Wealden, East Sussex, England, TN21 0JH, United Kingdom | | Citizen Science project sensor.community 87406 |
| 36 | Chilsbury Lane: Chilsbury Lane, Potterne, Devizes, Wiltshire, England, SN10 5PZ, United Kingdom | | Citizen Science project sensor.community 93031 |
| -1 | Church Street: St. Collen, Church Street, Pengwern, Llangollen, Denbighshire, Wales, LL20 8HU, United Kingdom | | Citizen Science project sensor.community 73565 |
| 6 | Cirencester Road: Cirencester Road, Bafford, Charlton Kings, Cheltenham, Gloucestershire, England, GL53 8DB, United Kingdom | | Citizen Science project sensor.community 64397 |
| 13 | Colesburg Road: Elmers End, London Borough of Bromley, London, Greater London, England, BR3 4HP, United Kingdom | | Citizen Science project sensor.community 46230 |
| 25 | Cooper's Lane: Sellindge, Folkestone and Hythe, Kent, South East, England, TN25 6AH, United Kingdom | | Citizen Science project sensor.community 42410 |
| 4 | Cornforths Lane: Crag House Farm, Danby, North Yorkshire, England, YO21 2NW, United Kingdom | | Citizen Science project sensor.community 83543 |
| 11 | Cotswold Road: Malin Bridge, Sheffield, South Yorkshire Mayoral Combined Authority, England, S6 4QY, United Kingdom | | Citizen Science project sensor.community 77758 |
| 17 | Cottonfield Road: St Cuthbert's Primary School, Cottonfield Road, Withington, Manchester, Greater Manchester, North West England, England, M20 4GN, United Kingdom | | Citizen Science project sensor.community 46681 |
| 19 | Craigdallie: Abernyte, Craigdallie, Perth and Kinross, Scotland, PH14 9RB, United Kingdom | | Citizen Science project sensor.community 61808 |
| 7 | Craigdallie: Abernyte, Craigdallie, Kinnaird, Perth and Kinross, Scotland, PH14 9QY, United Kingdom | | Citizen Science project sensor.community 66649 |
| 6 | Craven Road: Mina House Hotel, 21-23, Craven Road, Westbourne Green, Paddington, City of Westminster, London, Greater London, England, W2 3BU, United Kingdom | | Citizen Science project sensor.community 43419 |
| -1 | Darwen Road: Birtenshaw, Darwen Road, Toppings, Bromley Cross, Bolton, Greater Manchester, North West England, England, BL7 9AB, United Kingdom | | Citizen Science project sensor.community 79706 |
| 4 | Derham Road: Headley Park, Bishopsworth, Bristol, City of Bristol, West of England, England, BS13 7RY, United Kingdom | | Gaia realtime air quality monitoring network 311 |
| 50 | Dobbin Hill: St Gabriel's Church, Dobbin Hill, Ecclesall, Sheffield, South Yorkshire Mayoral Combined Authority, England, S11 7BZ, United Kingdom | | Citizen Science project sensor.community 77767 |
| 41 | Downend Road: Ashley Down Primary School, Downend Road, Golden Hill, Ashley Down, Bristol, City of Bristol, South West England, England, BS7 9PD, United Kingdom | | Citizen Science project sensor.community 14787 |
| 8 | Downton Avenue: Emsworth Street, Downton Avenue, Streatham Hill, London Borough of Lambeth, London, Greater London, England, SW2 3TS, United Kingdom | | Citizen Science project sensor.community 72229 |
| 8 | Dura View: Pitscottie, Fife, Scotland, KY15 5UN, United Kingdom | | Citizen Science project sensor.community 95286 |
| 5 | Dyers Road: The Cider Barn, Dyers Road, Heale, Curry Rivel, Somerset, England, TA10 0PL, United Kingdom | | Citizen Science project sensor.community 66700 |
| 6 | Eastcombe Avenue: Charlton, Royal Borough of Greenwich, London, Greater London, England, SE7 7LG, United Kingdom | | Citizen Science project sensor.community 77417 |
| 4 | Edale: Edale, High Peak, Derbyshire, East Midlands, England, S33 7ZL, United Kingdom | | Citizen Science project sensor.community 45216 |
| 5 | Edale Road: Hope, High Peak, Derbyshire, East Midlands, England, S33 6ZF, United Kingdom | | Citizen Science project sensor.community 69256 |
| 12 | Edens Close: Edens Close, Hockerill, Bishop's Stortford, East Hertfordshire, Hertfordshire, England, CM23 5AT, United Kingdom | | Gaia realtime air quality monitoring network 721 |
| 12 | Elm Lodge Road: Wraxall and Failand, Wraxall, North Somerset, South West England, England, BS48 1JG, United Kingdom | | Citizen Science project sensor.community 33862 |
| 17 | Elvaston Road: Elvaston Road, Beechdale, Wollaton, Nottingham, England, NG8 1JW, United Kingdom | | Citizen Science project sensor.community 80896 |
| 11 | Eversfield Road: Motcombe, Eastbourne, East Sussex, South East, England, BN21 2DS, United Kingdom | | Citizen Science project sensor.community 37235 |
| 13 | Ferndale Road: Little Orchard, 33, Ferndale Road, Burgess Hill, Mid Sussex, West Sussex, South East England, England, RH15 0HB, United Kingdom | | Citizen Science project sensor.community 61393 |
| 7 | Findon Street: Findon Street, Malin Bridge, Sheffield, Yorkshire and the Humber, England, S6 4QN, United Kingdom | | Citizen Science project sensor.community 21987 |
| 0 | Folla Rule: Folla Rule, Aberdeenshire, Scotland, AB51 8UN, United Kingdom | | Citizen Science project sensor.community 22449 |
| 25 | Freeman Road: Freeman Hospital, Freeman Road, High Heaton, Newcastle upon Tyne, North of Tyne, England, NE7 7DN, United Kingdom | | Citizen Science project sensor.community 82622 |
| 4 | Friar Crescent: Hollingbury, Brighton, Brighton and Hove, South East, England, BN1 6NL, United Kingdom | | Citizen Science project sensor.community 19505 |
| 0 | Front Street: Darley Memorial Hall, Front Street, Brook Farm, Lastingham, North Yorkshire, England, YO62 6TL, United Kingdom | | Citizen Science project sensor.community 89997 |
| 2 | Gibbins Road: Gibbins Road, Bournbrook, Birmingham, West Midlands Combined Authority, West Midlands, England, B29 6PG, United Kingdom | | Citizen Science project sensor.community 44124 |
| 61 | Glaisdale: The Cottage, Glaisdale, North Yorkshire, England, YO21 2PL, United Kingdom | | Citizen Science project sensor.community 90241 |
| 9 | Gloucester Mews: Gloucester Mews, Paddington, City of Westminster, London, Greater London, England, W2 3HE, United Kingdom | | Citizen Science project sensor.community 43206 |
| 13 | Gordon Avenue: Gordon Avenue, Sheen, East Sheen, London Borough of Richmond upon Thames, London, Greater London, England, SW14 8DZ, United Kingdom | | Citizen Science project sensor.community 44342 |
| 8 | Greenhythe Road: Stockport, Greater Manchester, North West England, England, SK8 3NS, United Kingdom | | Citizen Science project sensor.community 47217 |
| 1 | Hampden Park: Langney, Sovereign Harbour and Shinewater, Hampden Park, Eastbourne, East Sussex, South East, England, BN23 8LU, United Kingdom | | Citizen Science project sensor.community 58516 |
| 6 | Hardys Lane: Coxbank, Audlem, Cheshire East, England, CW3 0EU, United Kingdom | | Citizen Science project sensor.community 46381 |
| 7 | Hatton Court: Mill of Fintray, Hatton of Fintray, Aberdeenshire, Scotland, AB21 0YG, United Kingdom | | Citizen Science project sensor.community 70891 |
| 5 | Herons Way: Parsons Down Junior School, Herons Way, Thatcham, West Berkshire, England, RG19 3SR, United Kingdom | | Citizen Science project sensor.community 88013 |
| 3 | High Storrs Crescent: Greystones, Sheffield, Yorkshire and the Humber, England, S11 7JZ, United Kingdom | | Citizen Science project sensor.community 70477 |
| 8 | High Storrs Road: Ecclesall Primary School, High Storrs Road, Greystones, Sheffield, Yorkshire and the Humber, England, S11 7LG, United Kingdom | | Citizen Science project sensor.community 69752 |
| 4 | High Street: Bassingbourn cum Kneesworth, South Cambridgeshire, Cambridgeshire, East of England, England, SG8 5NF, United Kingdom | | Citizen Science project sensor.community 56505 |
| 3 | High Street: Sports Direct, High Street, Shortlands, London Borough of Bromley, London, Greater London, England, BR1 1JY, United Kingdom | | Citizen Science project sensor.community 24901 |
| 0 | Holly Mount Road: The Ronkswood, Worcester, Worcestershire, West Midlands, England, WR4 9SJ, United Kingdom | | Citizen Science project sensor.community 31870 |
| 7 | Invicta Road: Invicta Primary School, Invicta Road, Kidbrooke, Royal Borough of Greenwich, London, Greater London, England, SE3 7HE, United Kingdom | | Citizen Science project sensor.community 78414 |
| 25 | Kendal Road: Kendal Road, Malin Bridge, Sheffield, South Yorkshire Mayoral Combined Authority, England, S6 4QG, United Kingdom | | Citizen Science project sensor.community 74585 |
| 30 | Laburnum Close: Laburnum Close, West Heath, Congleton, Cheshire East, England, CW12 4TX, United Kingdom | | Citizen Science project sensor.community 95963 |
| 5 | Langdykes Drive: Cove and Altens, Aberdeen, Aberdeen City, Scotland, AB12 3HY, United Kingdom | | Citizen Science project sensor.community 17079 |
| 22 | Lannett Road: Linden, Gloucester, Gloucestershire, South West England, England, GL1 5DE, United Kingdom | | Citizen Science project sensor.community 40717 |
| 3 | Laverstock: Laverstock, Salisbury, Wiltshire, South West England, England, SP1 3WA, United Kingdom | | Citizen Science project sensor.community 53245 |
| 6 | Little Ballo: Abernyte, Little Ballo, Perth and Kinross, Scotland, PH14 9RB, United Kingdom | | Citizen Science project sensor.community 26910 |