Name Confluence Average3 /s)[ 1] Source Length Tributaries Catchment Notes Ebbsfleet River Northfleet 51°27′01″N 0°19′47″E / 51.4503°N 0.3296°E /51.4503; 0.3296 (Northfleet ) Springhead , just S. of theA2 road atSouthfleet Approx. 10 miles due west ofLondon Stone atgrid reference TQ860786 Mardyke Purfleet 51°29′08″N 0°13′40″E / 51.4856°N 0.2278°E /51.4856; 0.2278 (Mardyke ) 0.48 Holden's Wood betweenGreat Warley andLittle Warley [ 2] 2 )Darent River Darent Dartford 51°28′49″N 0°13′03″E / 51.4802°N 0.2176°E /51.4802; 0.2176 (River Darent ) 0.72 Westerham River Cray 2 )[ 3] Tidal reach:Dartford Creek Ingrebourne River Ingrebourne or IngrebourneRainham, London 51°30′27″N 0°10′24″E / 51.5075°N 0.1733°E /51.5075; 0.1733 (River Ingrebourne ) 0.33 Brentwood Tidal reach: Rainham Creek Beam River Beam and/orRom and Bourne BrookDagenham 51°30′42″N 0°09′31″E / 51.5118°N 0.1587°E /51.5118; 0.1587 (River Beam ) 0.34 Stapleford Abbotts Golf Club,Watton's Green The Ravensbourne Rom upstream of inflow of Ravensbourne Beam Wogebourne Crossness ,Thamesmead 51°30′45″N 0°07′27″E / 51.5125°N 0.12417°E /51.5125; 0.12417 (Wogebourne ) Oxleas Wood ,Shooter's Hill Roding River Roding Creekmouth 51°30′52″N 0°05′55″E / 51.5145°N 0.0987°E /51.5145; 0.0987 (River Roding ) 1.85 Molehill Green, nearDunmow [ 4] Cripsey BrookAlders Brook 2 )[ 5] Tidal reach:Barking Creek Lea00 River Lea Leamouth 51°30′26″N 0°00′33″E / 51.5071°N 0.0092°E /51.5071; 0.0092 (River Lea ) 5.48 Leagrave The Hackney Brook River Moselle Pymmes Brook River Ching Turkey Brook River Stort River Beane River Mimram 2 )[ 5] Tidal reach:Bow Creek Ravensbourne River Ravensbourne or RavensbourneDeptford 51°29′01″N 0°01′07″W / 51.4835°N 0.0185°W /51.4835; -0.0185 (River Ravensbourne ) 0.43 Keston Spring BrookRiver Pool River Quaggy 2 )Tidal reach: Deptford Creek Neckinger River Neckinger or the Neckinger ChannelShad Thames 51°30′09″N 0°04′15″W / 51.5024°N 0.0708°W /51.5024; -0.0708 (River Neckinger ) northSouthwark Mainly diverted to surface and combined sewer drains Wal River Walbrook or WalbrookWalbrook Wharf, just west ofCannon Street railway station .51°30′34″N 0°05′34″W / 51.5094°N 0.0928°W /51.5094; -0.0928 (River Walbrook ) north walls ofCity of London (trad.) Diverted to surface and combined sewer drains Fleet River Fleet or Fleet streamBazelgette's Mid and Lower Northern Interceptor Sewers (previously a stream/field ditch ending atBlackfriars, London )51°30′39″N 0°06′17″W / 51.5108°N 0.1048°W /51.5108; -0.1048 (River Fleet ) Hampstead Heath Lamb's Conduit ,Fagswell Brook Diverted to surface and combined sewer drains . Was also known as the Holbourne/HolbornEffra River Effra Vauxhall 51°29′14″N 0°07′33″W / 51.4873°N 0.1258°W /51.4873; -0.1258 (River Effra ) west and east limits ofGypsy Hill , London Diverted to surface and combined sewer drains Tyburn River Tyburn , the Tyburn or the Ty Bournenorth and south ofVauxhall Bridge , and small forked mouth around Horseguards Avenue, Westminster (4 mouths)51°29′17″N 0°07′43″W / 51.4880°N 0.1287°W /51.4880; -0.1287 (Tyburn ) South Hampstead Diverted to surface and combined sewer drains Falconbrook Battersea 51°28′05″N 0°10′51″W / 51.4680°N 0.1808°W /51.4680; -0.1808 (Falconbrook ) Tooting Graveney Common , Tooting and east end of Poynder's Road, Clapham[ 6] [ 7] Diverted to surface and combined sewer drains Westbourne River Westbourne Chelsea 51°29′06″N 0°09′13″W / 51.4850°N 0.1537°W /51.4850; -0.1537 (River Westbourne ) Grange Gardens, Hampstead,West Hampstead and two sources in eastWillesden (today'sBrondesbury Park ) Tyburn Brook Diverted to surface and combined sewer drains Counter's Creek westChelsea /east Fulham51°28′40″N 0°10′46″W / 51.4778°N 0.1794°W /51.4778; -0.1794 (Counter's Creek ) Kensal Green Diverted to surface and combined sewer drains Wandle River Wandle Wandsworth 51°27′46″N 0°11′43″W / 51.4629°N 0.1952°W /51.4629; -0.1952 (River Wandle ) 1.7 Waddon River Graveney 2 )[ 5] Beverley Brook Putney 51°28′18″N 0°13′22″W / 51.4718°N 0.2229°W /51.4718; -0.2229 (Beverley Brook ) Worcester Park [ 5] Pyl Brook 2 )[ 5] Stamford Brook Hammersmith 51°29′25″N 0°14′03″W / 51.4903°N 0.2341°W /51.4903; -0.2341 (Stamford Brook ) Acton Diverted to surface and combined sewer drains – old tidal mouth:Hammersmith Creek Bollo or Bollar Brook Chiswick 51°28′46″N 0°15′04″W / 51.4794°N 0.2512°W /51.4794; -0.2512 (Bollo Brook ) Acton Diverted to surface and combined sewer drains Brent River Brent Brentford 51°28′59″N 0°18′00″W / 51.4830°N 0.3000°W /51.4830; -0.3000 (River Brent ) 1.32 Barnet Dollis Brook Folly Brook Mutton Brook 2 )[ 5] Duke of Northumberland's River (west) and (east)Isleworth 51°28′13″N 0°19′16″W / 51.4704°N 0.3212°W /51.4704; -0.3212 (Duke of Northumberland's River ) River Crane & River ColneArtificial distributary of the Colne and Crane Crane River Crane Isleworth 51°27′55″N 0°19′17″W / 51.4654°N 0.3215°W /51.4654; -0.3215 (River Crane ) 0.54 Hayes, Hillingdon Yeading Brook 2 )[ 5] Sudbrook Petersham 51°26′55″N 0°18′21″W / 51.4487°N 0.3058°W /51.4487; -0.3058 (Sudbrook (stream) ) Dann's Pond,Richmond Park Latchmere Stream Culverted Hogsmill River Kingston upon Thames 51°24′33″N 0°18′31″W / 51.4093°N 0.3085°W /51.4093; -0.3085 (Hogsmill River ) 0.98 Ewell Bonesgate Stream 2 )Rythe The Rythe Thames Ditton 51°23′28″N 0°19′34″W / 51.3911°N 0.3260°W /51.3911; -0.3260 (The Rythe ) northOxshott Mole River Mole Molesey 51°24′04″N 0°20′21″W / 51.4012°N 0.3393°W /51.4012; -0.3393 (River Mole ) 5.43 Rusper Ifield BrookGatwick Stream The Rye 2 )Longford River Hampton Court Palace 51°24′05″N 0°20′18″W / 51.4013°N 0.3383°W /51.4013; -0.3383 (Longford River ) River Colne Artificial distributary of the Colne Ash River Ash southwest corner ofSunbury-on-Thames 51°23′52″N 0°25′02″W / 51.3977°N 0.4173°W /51.3977; -0.4173 (River Ash ) River Colne [ 8] Distributary of the Colne Wey River Wey (and Caker Stream)Weybridge 51°22′49″N 0°27′25″W / 51.3804°N 0.4570°W /51.3804; -0.4570 (River Wey ) 6.95 Hartley Mauditt andUpper Farringdon, Hampshire (main, north or west branch);Fernhurst /Lurgashall inSouth Downs National Park (south branch)River Ock, Surrey Cranleigh Waters River Tillingbourne 2 )Source of south branch about 52 miles to/from mouth. Bourne River Bourne, Chertsey Weybridge 51°22′43″N 0°27′50″W / 51.3785°N 0.4638°W /51.3785; -0.4638 (River Bourne ) Windsor Great Park ,Ascot and Swinley ForestRiver Bourne, Addlestone Colne River Colne Staines 51°25′58″N 0°30′55″W / 51.4329°N 0.5152°W /51.4329; -0.5152 (River Colne ) 4.05 (before all distributaries) North Mymms River Pinn River Misbourne River Chess River Gade River Ver Colne Brook Hythe End , Wraysbury51°26′16″N 0°32′07″W / 51.4379°N 0.5352°W /51.4379; -0.5352 (Colne Brook ) River Colne Distributary of the Colne Cut The Cut Bray 51°29′57″N 0°40′53″W / 51.4991°N 0.6815°W /51.4991; -0.6815 (The Cut ) North Ascot Bull Brook , The BourneWye River Wye Bourne End 51°34′13″N 0°42′40″W / 51.5704°N 0.7111°W /51.5704; -0.7111 (River Wye ) 1.00 West Wycombe 51°38′52″N 0°48′45″W / 51.647802°N 0.812522°W /51.647802; -0.812522 (River Wye ) Hughenden Stream In wet years this river is additionally sourced by an aquifer further up the same valley, extending the river by another mile in length. Hamble Brook Hambleden Marina51°33′31″N 0°52′10″W / 51.5585°N 00.8695°W /51.5585; -00.8695 (Hamble Brook ) Sourced by an aquifer in the Hambleden Valley, occasionally dry. Loddon River Loddon Wargrave 51°30′06″N 0°52′48″W / 51.5017°N 0.8800°W /51.5017; -0.8800 (River Loddon ) 2.16 Basingstoke St Patrick's Stream River Broadwater Emm Brook River Blackwater 2 )Berry Brook Berry Brook Hallsmead Ait , nearShiplake 51°29′29″N 0°53′43″W / 51.4913°N 0.8953°W /51.4913; -0.8953 (Berry Brook ) street (Surface Water) drains of South View Avenue,Caversham Kennet River Kennet Reading 51°27′32″N 0°56′58″W / 51.4590°N 0.9495°W /51.4590; -0.9495 (River Kennet ) 9.75 Swallowhead spring and others nearSilbury Hill Foudry Brook Clayhill Brook River Enborne River Lambourn River Dun River Og 2 )[ 9] Pang River Pang Pangbourne 51°29′09″N 1°05′17″W / 51.4858°N 1.0880°W /51.4858; -1.0880 (River Pang ) 0.62 Compton River Bourne, Berkshire River Roden 2 )[ 10] Thame River Thame Dorchester 51°38′05″N 1°09′58″W / 51.6348°N 1.1660°W /51.6348; -1.1660 (River Thame ) 3.90 Rowsham /Cheddington ,Vale of Aylesbury 2 )[ 11] Ock River Ock Abingdon 51°39′59″N 1°17′02″W / 51.6665°N 1.2838°W /51.6665; -1.2838 (River Ock ) 1.52 Cock Well,Little Coxwell Holywell Brook (rising in same parish) Cherwell River Cherwell Oxford 51°44′32″N 1°14′54″W / 51.7421°N 1.2483°W /51.7421; -1.2483 (River Cherwell ) 7.2 Hellidon River Ray River Swere 2 )[ 12] Evenlode River Evenlode AboveKing's Lock 51°47′06″N 1°20′16″W / 51.7849°N 1.3378°W /51.7849; -1.3378 (River Evenlode ) 3.7 Moreton-in-Marsh , OxfordshireRiver Glyme Windrush River Windrush Newbridge 51°42′36″N 1°25′02″W / 51.7100°N 1.4173°W /51.7100; -1.4173 (River Windrush ) 3.27 Taddington, Gloucestershire River Dikler River Eye, Gloucestershire 2 )[ 13] Cole River Cole AboveBuscot Lock 51°41′19″N 1°40′38″W / 51.6887°N 1.6772°W /51.6887; -1.6772 (River Cole ) 1.20 Burderop Park,Hodson, Wiltshire Dorcan Stream (has subsumed original Cole sources) Leach River Leach Lechlade 51°41′21″N 1°40′38″W / 51.6891°N 1.6772°W /51.6891; -1.6772 (River Leach ) 0.75 Hampnett , GloucestershireColn00 River Coln Lechlade 51°41′17″N 1°42′19″W / 51.6881°N 1.7052°W /51.6881; -1.7052 (River Coln ) 2.06 Brockhampton, Gloucestershire Ray River Ray, Wiltshire Cricklade 51°38′39″N 1°49′31″W / 51.6442°N 1.8252°W /51.6442; -1.8252 (River Ray ) 1.28 Markham Hill,Wroughton ,Wiltshire Key River Key Cricklade 51°38′33″N 1°50′46″W / 51.6424°N 1.8461°W /51.6424; -1.8461 (River Key ) West of Battle Lake,Braydon Churn River Churn Cricklade 51°38′42″N 1°51′12″W / 51.6450°N 1.8533°W /51.6450; -1.8533 (River Churn ) 0.86 Seven Springs, Gloucestershire 
