PM2.5
µg m3
< 10
< 30
< 60
< 120
< 180
< 230
< 280
> 280
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River Thames Bethnal Green Cambridge Heath London Fields RectoryRoad Wood Street Bruce Grove White Hart Lane Silver Street Southbury Turkey Street Theobalds Grove Enfield Town StamfordHill Bush HillPark Highams Park Chingford Clapton St James Street StokeNewington HackneyDowns Edmonton Green Cheshunt Ilford Goodmayes Chadwell Heath Romford Gidea Park Harold Wood Shenfield Brentwood Seven Kings Emerson Park Maryland Manor Park Forest Gate Chorleywood Rickmansworth Chesham Amersham Chalfont &Latimer Moor Park Watford Croxley Northwood Northwood Hills Pinner North Harrow NorthwickPark WestHarrow Ickenham Uxbridge Hillingdon Ruislip Ruislip Manor Eastcote Harrow-on-the-Hill PrestonRoad Wembley Park Stanmore Canons Park Queensbury Kingsbury Neasden Dollis Hill Willesden Green Kilburn BakerStreet Aldgate Barbican Great PortlandStreet Farringdon LiverpoolStreet Moorgate King’s CrossSt Pancras EustonSquare Mansion House Monument SouthKensington SloaneSquare Cannon Street Westminster GloucesterRoad St James’sPark Temple Embankment Blackfriars Bayswater High Street Kensington NottingHill Gate Paddington EdgwareRoad Watford High Street Carpenders Park Hatch End Kenton Headstone Lane Harrow &Wealdstone Bushey Watford Junction North Wembley South Kenton Kensal Green Queen’s Park Stonebridge Park Harlesden Willesden Junction Wembley Central Kilburn Park Marylebone WarwickAvenue Maida Vale Edgware Road Elephant & Castle Regent’s Park OxfordCircus PiccadillyCircus CharingCross Euston Perivale Hanger Lane RuislipGardens South Ruislip Greenford Northolt West Ruislip EalingBroadway WestActon BondStreet NorthActon Queensway Marble Arch EastActon WhiteCity Shepherd’sBush TottenhamCourt Road Bethnal Green Mile End Holborn St Paul’s Bank Chancery Lane Leytonstone Leyton Redbridge GantsHill Wanstead Stratford Woodford South Woodford Snaresbrook Hainault Fairlop Barkingside NewburyPark RodingValley GrangeHill Chigwell Theydon Bois Epping Debden Loughton Buckhurst Hill Shepherd’sBush Market Goldhawk Road Latimer Road Ladbroke Grove Royal Oak Westbourne Park Wood Lane Hammersmith BowRoad West Ham Whitechapel AldgateEast Stepney Green Bromley-by-Bow East Ham Plaistow UptonPark Barking Elm Park DagenhamEast Dagenham Heathway Becontree Upney Upminster Bridge Hornchurch Upminster Fulham Broadway Parsons Green Putney Bridge East Putney Southfields Wimbledon Park West Brompton Wimbledon Earl’sCourt ChiswickPark TurnhamGreen StamfordBrook RavenscourtPark WestKensington BaronsCourt Ealing Common Gunnersbury Kew Gardens Richmond EmiratesRoyalDocks EmiratesGreenwichPeninsula Canary Wharf CanadaWater Green Park London Bridge Bermondsey Southwark Waterloo NorthGreenwich Mill Hill East High Barnet Totteridge & Whetstone Woodside Park West Finchley Finchley Central East Finchley Highgate Archway Kentish Town Tufnell Park Edgware Burnt Oak Colindale Hendon Central Brent Cross Golders Green Hampstead Belsize Park Chalk Farm Camden Town MorningtonCrescent GoodgeStreet Warren Street Leicester Square Borough Angel Old Street Kennington Clapham North Clapham High Street Oval Clapham Common Clapham South Tooting Bec Tooting Broadway Colliers Wood South Wimbledon Morden Balham Rayners Lane South Harrow Sudbury Hill Sudbury Town Alperton Park Royal North Ealing HeathrowTerminal 4 HeathrowTerminal 5 Northfields Boston Manor SouthEaling Osterley Hounslow Central Hounslow East HounslowWest Hatton Cross HeathrowTerminals 2 & 3 RussellSquare Hyde Park Corner Knightsbridge Covent Garden Oakwood Cockfosters Southgate Arnos Grove Bounds Green Wood Green Turnpike Lane Manor House Arsenal Holloway Road Blackhorse Road Highbury &Islington FinsburyPark SevenSisters TottenhamHale WalthamstowCentral Pimlico Vauxhall Stockwell Brixton West Silvertown PontoonDock King George V Prince Regent Royal Albert Beckton Park Cyprus Gallions Reach Beckton Westferry Blackwall RoyalVictoria BowChurch Island Gardens Deptford Bridge South Quay Crossharbour Mudchute Heron Quays West IndiaQuay Elverson Road Devons Road Langdon Park All Saints CanningTown Poplar PuddingMill Lane EastIndia LondonCity Airport Limehouse WoolwichArsenal Cutty Sark for Maritime Greenwich Greenwich Lewisham Tower Gateway StratfordInternational TowerHill Fenchurch Street Stratford High Street Abbey Road Star Lane Acton Central South Acton Kensington(Olympia) KilburnHigh Road SouthHampstead KensalRise BrondesburyPark HampsteadHeath Finchley Road& Frognal Brondesbury Gospel Oak KentishTown West CamdenRoad Dalston Kingsland HackneyCentral CaledonianRoad &Barnsbury HackneyWick Homerton Canonbury Norwood Junction Forest Hill Anerley Penge West Honor Oak Park Brockley West Croydon Wapping NewCross Gate Sydenham New Cross Crystal Palace Surrey Quays Rotherhithe Shadwell Queens RoadPeckham Peckham Rye Denmark Hill WandsworthRoad Imperial Wharf WansteadPark LeytonstoneHigh Road LeytonMidland Road WalthamstowQueen’s Road WoodgrangePark Acton Town HarringayGreenLanes South Tottenham Upper Holloway CrouchHill ShoreditchHigh Street Dalston Junction Haggerston Hoxton ClaphamJunction HollandPark Caledonian Road Victoria Harrington Road Arena DundonaldRoad Merton Park Woodside Blackhorse Lane Addiscombe AvenueRoad Sandilands King Henry’sDrive NewAddington Fieldway Addington Village Gravel Hill Coombe Lane Lloyd Park WellesleyRoad Reeves Corner Mitcham BeddingtonLane AmpereWay WandlePark Centrale ChurchStreet BelgraveWalk PhippsBridge MordenRoad TherapiaLane WaddonMarsh GeorgeStreet LebanonRoad BeckenhamRoad MitchamJunction EastCroydon Elmers End Birkbeck BeckenhamJunction Swiss Cottage Finchley Road WestHampstead St John’s Wood LancasterGate Lambeth North Custom House for ExCeL WestEaling ActonMain Line Southall Hanwell Hayes &Harlington