| United Kingdom |
| 3 | A470: Ganllwyd, Llanelltyd, Gwynedd, Wales, LL40 2HG, United Kingdom | | Citizen Science project sensor.community 25435 |
| 0 | Baptist Mills: Baptist Mills, St Werburgh's, Bristol, City of Bristol, England, BS2 9XX, United Kingdom | | Citizen Science project sensor.community 69513 |
| 61 | 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 |
| 26 | Bouverie Avenue: Harnham, Salisbury, Wiltshire, England, GB-ENG, SP2 8DT, United Kingdom | | Citizen Science project sensor.community 86019 |
| 8 | Broomhill Road: Broom Hill, Poverest, London Borough of Bromley, London, Greater London, England, BR6 0EN, United Kingdom | | Citizen Science project sensor.community 63259 |
| 13 | Cheadle Road: Cheddleton, Staffordshire Moorlands, Staffordshire, West Midlands, England, ST13 7HN, United Kingdom | | Citizen Science project sensor.community 43282 |
| 8 | Chieveley Drive: Hawkenbury, Tunbridge Wells, Kent, South East England, England, TN2 5HQ, United Kingdom | | Citizen Science project sensor.community 62415 |
| 38 | 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 |
| 5 | Dura View: Pitscottie, Fife, Scotland, KY15 5UN, United Kingdom | | Citizen Science project sensor.community 95286 |
| 0 | Grayshott Road: Kingston, Milton, Portsmouth, South East, England, PO4 8AH, United Kingdom | | Citizen Science project sensor.community 35558 |
| 3 | Hatton Court: Mill of Fintray, Hatton of Fintray, Aberdeenshire, Scotland, AB21 0YG, United Kingdom | | Citizen Science project sensor.community 70891 |
| 63 | Hiley Avenue: Llanelly, Monmouthshire, Wales, NP7 0DW, United Kingdom | | Citizen Science project sensor.community 83235 |
| 42 | Laburnum Close: Laburnum Close, West Heath, Congleton, Cheshire East, England, CW12 4TX, United Kingdom | | Citizen Science project sensor.community 95963 |
| 7 | | | Citizen Science project sensor.community 65182 |
| 0 | Maskelyne Road: Herstmonceux, Wealden, East Sussex, South East, England, BN27 1RN, United Kingdom | | Citizen Science project sensor.community 48413 |
| 7 | Mickle Trafford: Wayside Court, Mickle Trafford and District, Mickle Trafford, Cheshire West and Chester, England, CH2 4DR, United Kingdom | | Gaia realtime air quality monitoring network 1001 |
| 11 | NZIIC Remote Station: Stainton Hill Farm, Streatlam and Stainton, Stainton, County Durham, North East, England, DL12 8RE, United Kingdom | | Gaia realtime air quality monitoring network 834 |
| 7 | North Poulner Road: Ringwood, New Forest, Hampshire, South East, England, BH24 1SN, United Kingdom | | Citizen Science project sensor.community 22308 |
| 21 | Oldbury Way: Ranvilles Junior School, Oldbury Way, Heathfield, Fareham, Hampshire, South East, England, PO14 3BN, United Kingdom | | Citizen Science project sensor.community 36445 |
| 8 | Palmerston Road: Twickenham, London Borough of Richmond upon Thames, London, Greater London, England, TW2 7BA, United Kingdom | | Citizen Science project sensor.community 66251 |
| 14 | Pembury Road: Pembury Road Post Office, Pembury Road, Brook Street, Tonbridge, Tonbridge and Malling, Kent, South East England, England, TN9 2JB, United Kingdom | | Citizen Science project sensor.community 64738 |
| 5 | Sheepburn Road: Kylepark, Uddingston, South Lanarkshire, Scotland, G71 7DT, United Kingdom | | Citizen Science project sensor.community 87990 |
| 3 | Thornhill 2: Thornhill, Stirling, Scotland, FK8 3QT, United Kingdom | | Scotswolds Ltd 67621 |
| 7 | Wayland Avenue: Ward Green, Worsbrough, Barnsley, Yorkshire and the Humber, England, S70 5HY, United Kingdom | | Citizen Science project sensor.community 23146 |
| 29 | Welsh Road: The Stag Car Park, Welsh Road, Offchurch, Warwick, Warwickshire, West Midlands, England, CV33 9AQ, United Kingdom | | Citizen Science project sensor.community 55754 |
| 13 | A26: Higham Wood, Tonbridge, Tonbridge and Malling, Kent, England, TN10 4LS, United Kingdom | | Citizen Science project sensor.community 84223 |
| 37 | Albany Road: Nether Edge, Sheffield, Yorkshire and the Humber, England, S7 1DP, United Kingdom | | Citizen Science project sensor.community 21258 |
| 29 | Albini Way: Wymondham, South Norfolk, Norfolk, England, NR18 0WT, United Kingdom | | Citizen Science project sensor.community 66493 |
| 59 | Alderdene: Lanchester, County Durham, North East, England, DH7 0PA, United Kingdom | | Citizen Science project sensor.community 97072 |
| 78 | Aston upon Trent CP: Aston upon Trent CP, South Derbyshire, Derbyshire, East Midlands, England, DE73 6TQ, United Kingdom | | Citizen Science project sensor.community 28447 |
| 0 | Avondale Road: Roselands, Motcombe, Eastbourne, East Sussex, South East, England, BN22 8EG, United Kingdom | | Citizen Science project sensor.community 16324 |
| 0 | B825: Standburn, Avonbridge, Falkirk, Scotland, FK1 2HN, United Kingdom | | Citizen Science project sensor.community 82587 |
| 8 | Back Lane: Back Lane, Osmotherley, North Yorkshire, England, DL6 3BJ, United Kingdom | | Citizen Science project sensor.community 90059 |
| 10 | Balmwell Terrace: Balmwell Terrace, Kaimes, Liberton and District, City of Edinburgh, Scotland, EH16 6HD, United Kingdom | | Citizen Science project sensor.community 38541 |
| 13 | Barton Yard: Design District, Greenwich Peninsula, Royal Borough of Greenwich, London, Greater London, England, E14 2DH, United Kingdom | | Citizen Science project sensor.community 77670 |
| 5 | Bath Spa: Lower Weston, Bath, Bath and North East Somerset, West of England, England, BA1 3BG, United Kingdom | | Weather Link 680803 |
| 0 | Battle Road: Kemps Farm, Warbleton, Punnett's Town, Wealden, East Sussex, South East England, England, TN21 9DE, United Kingdom | | Citizen Science project sensor.community 64627 |
| 25 | Beacon View Road: Elstead, Waverley, Surrey, South East, England, GU8 6DT, United Kingdom | | Citizen Science project sensor.community 55518 |
| 0 | Beauley Road: Kingsley Place, Beauley Road, Baltic Wharf, Spike Island, Bristol, City of Bristol, South West England, England, BS3 1QG, United Kingdom | | Citizen Science project sensor.community 39950 |
| 17 | Birkdale Avenue: Dinnington St. John's, Rotherham, Yorkshire and the Humber, England, S25 2SX, United Kingdom | | Citizen Science project sensor.community 19406 |
| 41 | Birkdale Avenue: Dinnington St. John's, Dinnington, South Yorkshire Mayoral Combined Authority, England, S25 2SX, United Kingdom | | Citizen Science project sensor.community 76451 |
| 28 | Birkendale: Birkendale, Birkendale, Crookesmoor, Sheffield, South Yorkshire, England, S6 3NL, United Kingdom | | Gaia realtime air quality monitoring network 358 |
| 7 | Bow Street: Langport, South Somerset, Somerset, England, TA10 9PQ, United Kingdom | | Citizen Science project sensor.community 68597 |
| 23 | Brantingham Road: Brantingham Road, Fallowfield Triangle, Whalley Range, Manchester, Greater Manchester, England, M21 0TP, United Kingdom | | Citizen Science project sensor.community 73100 |
| 0 | Breck Terrace: Glencorse, Kirkhill, Milton Bridge, Midlothian, Scotland, EH26 0RJ, United Kingdom | | Citizen Science project sensor.community 45871 |
| 11 | Brooks Warren: Brooks Warren, Cranbrook, Exeter, Devon, England, EX5 7AJ, United Kingdom | | Citizen Science project sensor.community 89424 |
| 14 | Brosse Way: Southborough, London Borough of Bromley, London, Greater London, England, BR2 9FP, United Kingdom | | Citizen Science project sensor.community 27706 |
| 4 | Browning Street: Watermarque Apartments, 100 Browning Street, Browning Street, Ladywood, Park Central, Birmingham, West Midlands Combined Authority, England, B16 8FL, United Kingdom | | Citizen Science project sensor.community 63606 |
| 55 | Burnel Road: Weoley Castle, Metchley, Birmingham, West Midlands, England, B29 5SJ, United Kingdom | | Citizen Science project sensor.community 60641 |
| 1 | | | Citizen Science project sensor.community 32405 |
| 9 | Calne Without: Calne Without, Studley, Wiltshire, England, SN11 9FR, United Kingdom | | Citizen Science project sensor.community 77022 |
| 8 | 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 |
| 4 | Cambridge Road: Plaistow, London Borough of Bromley, London, Greater London, England, BR1 4DS, United Kingdom | | Citizen Science project sensor.community 42186 |
| 19 | | | Citizen Science project sensor.community 66667 |
| 33 | 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 |
| 29 | Century Drive: Kesgrave, East Suffolk, Suffolk, East of England, England, IP5 2EL, United Kingdom | | Citizen Science project sensor.community 63305 |
| 8 | Chatsworth Road: Worcester Park, North Cheam, London Borough of Sutton, Greater London, England, SM3 8PJ, United Kingdom | | Citizen Science project sensor.community 75744 |
| 30 | Chelsea Road: Brincliffe, Sheffield, Yorkshire and the Humber, England, S11 8UT, United Kingdom | | Citizen Science project sensor.community 67032 |
| 6 | Chestnut Row: Royal Cornhill Hospital, Chestnut Row, Powis, Ashgrove, Aberdeen, Aberdeen City, Scotland, AB25 3SE, United Kingdom | | Citizen Science project sensor.community 27529 |
| 8 | 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 |
| 9 | Chilsbury Lane: Chilsbury Lane, Potterne, Devizes, Wiltshire, England, SN10 5PZ, United Kingdom | | Citizen Science project sensor.community 93031 |
| 18 | Church Lane: Royal Mail, Church Lane, South Malling, Lewes, East Sussex, South East England, England, BN7 2HU, United Kingdom | | Citizen Science project sensor.community 57967 |
| 14 | Church Row: Church Row, The Pells, Lewes, East Sussex, England, BN7 2PU, United Kingdom | | Citizen Science project sensor.community 57475 |
| 25 | Church Street: St. Collen, Church Street, Pengwern, Llangollen, Denbighshire, Wales, LL20 8HU, United Kingdom | | Citizen Science project sensor.community 73565 |
| 8 | Cirencester Road: Cirencester Road, Bafford, Charlton Kings, Cheltenham, Gloucestershire, England, GL53 8DB, United Kingdom | | Citizen Science project sensor.community 64397 |
| 28 | Collingwood Crescent: Boxgrove, Guildford, Surrey, South East England, England, GU1 2PF, United Kingdom | | Citizen Science project sensor.community 62631 |
| 4 | Cooper's Lane: Sellindge, Folkestone and Hythe, Kent, South East, England, TN25 6AH, United Kingdom | | Citizen Science project sensor.community 42410 |
| 2 | Cordwell Close: Castle Donington, North West Leicestershire, Leicestershire, East Midlands, England, DE74 2JL, United Kingdom | | Citizen Science project sensor.community 46405 |
| 54 | Cornforths Lane: Crag House Farm, Danby, North Yorkshire, England, YO21 2NW, United Kingdom | | Citizen Science project sensor.community 83543 |
| 18 | Cotswold Road: Malin Bridge, Sheffield, South Yorkshire Mayoral Combined Authority, England, S6 4QY, United Kingdom | | Citizen Science project sensor.community 77758 |
| 55 | Cowlishaw Road: Cowlishaw Road, Sharrow Vale, Sheffield, Yorkshire and the Humber, England, S11 8XF, United Kingdom | | Citizen Science project sensor.community 41897 |
| 23 | Craigdallie: Abernyte, Craigdallie, Perth and Kinross, Scotland, PH14 9RB, United Kingdom | | Citizen Science project sensor.community 61808 |
| 17 | Craigdallie: Abernyte, Craigdallie, Kinnaird, Perth and Kinross, Scotland, PH14 9QY, United Kingdom | | Citizen Science project sensor.community 26626 |
| 8 | 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 |
| 16 | Crookes Road: Crookes Road, Broomhill, Sheffield, Yorkshire and the Humber, England, S10 5BD, United Kingdom | | Citizen Science project sensor.community 68956 |
| 11 | 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 |
| 13 | Deakin Leas: Tonbridge Grammar School for Girls, Deakin Leas, Brook Street, Tonbridge, Tonbridge and Malling, Kent, England, TN9 2JX, United Kingdom | | Citizen Science project sensor.community 49111 |
| 13 | Derngate: Private Dental Centre, 44, Derngate, Semilong, Northampton, West Northamptonshire, East Midlands, England, NN1 1UH, United Kingdom | | Citizen Science project sensor.community 62927 |
| 17 | Dillingburgh Road: Old Town, Eastbourne, East Sussex, South East, England, BN20 8LS, United Kingdom | | Citizen Science project sensor.community 90314 |
| 0 | 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 |