Name
Confluence
Average discharge (m³/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 the
A2 road at
Southfleet
2.4 miles (3.9 km)
Approx. 10 miles due west of
London Stone at
grid 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 between
Great Warley and
Little Warley
[2]
11 miles (18 km)
35 square miles (91 km2 )
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
21 miles (34 km)
River Cray
154 square miles (400 km2 )
[3]
Tidal reach:
Dartford Creek
Ingrebourne
River Ingrebourne or Ingrebourne
Rainham, London
51°30′27″N 0°10′24″E / 51.5075°N 0.1733°E / 51.5075; 0.1733 (River Ingrebourne )
0.33
Brentwood
27 miles (43 km)
Tidal reach: Rainham Creek
Beam
River Beam and/or
Rom and Bourne Brook
Dagenham
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
13 miles (21 km)
The Ravensbourne
Rom upstream of inflow of Ravensbourne
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, near
Dunmow
31 miles (50 km)
[4]
Cripsey Brook Cran Brook
Alders Brook Seven Kings Water Mayes Brook
132 square miles (340 km2 )
[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
42 miles (68 km)
The Hackney Brook
River Moselle
Pymmes Brook
River Ching
Turkey Brook
River Stort
River Beane
River Mimram
550 square miles (1,400 km2 )
[5]
tidal reach:
Bow Creek
Ravensbourne
River Ravensbourne or Ravensbourne
Deptford
51°29′01″N 0°01′07″W / 51.4835°N 0.0185°W / 51.4835; -0.0185 (River Ravensbourne )
0.43
Keston
11 miles (18 km)
Spring Brook
River Pool
River Quaggy
69 square miles (180 km2 )
tidal reach: Deptford Creek
Neckinger
River Neckinger or the Neckinger Channel
Shad Thames
51°30′09″N 0°04′15″W / 51.5024°N 0.0708°W / 51.5024; -0.0708 (River Neckinger )
north
Southwark
0.8 miles (1.3 km) (about; longer old catchment drains to other surface and combined water conduits)
mainly diverted to surface and combined sewer drains
Wal
River Walbrook or Walbrook
Walbrook Wharf, just west of
Cannon 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 of
City of London (
trad. )
0 miles (0 km)
diverted to surface and combined sewer drains
Fleet
River Fleet or Fleet stream
Bazelgette's Mid and Lower Northern Interceptor Sewers (previously a stream/field ditch ending at
Blackfriars, London )
51°30′39″N 0°06′17″W / 51.5108°N 0.1048°W / 51.5108; -0.1048 (River Fleet )
Hampstead Heath
1 mile (1.6 km) (as to connecting lengths of ponds)
Lamb's Conduit ,
Fagswell Brook
diverted to surface and combined sewer drains . Was also known as the Holbourne/Holborn
Effra
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 of
Gypsy Hill , London
0 miles (0 km)
diverted to surface and combined sewer drains
Tyburn
River Tyburn , the Tyburn or the Ty Bourne
north and south of
Vauxhall 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
0 miles (0 km)
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]
0 miles (0 km)
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 east
Willesden (today's
Brondesbury Park )
0 miles (0 km)
Tyburn Brook
diverted to surface and combined sewer drains
Counter's Creek
west
Chelsea /east Fulham
51°28′40″N 0°10′46″W / 51.4778°N 0.1794°W / 51.4778; -0.1794 (Counter's Creek )
Kensal Green
0 miles (0 km)
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
9 miles (14 km)
River Graveney
78 square miles (200 km2 )
[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
9 miles (14 km)
[5]
Pyl Brook
25 square miles (65 km2 )
[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
0 miles (0 km)
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
0 miles (0 km)
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
18 miles (29 km)
Dollis Brook
Folly Brook
Mutton Brook
58 square miles (150 km2 )
[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 Colne
9.3 miles (15.0 km) (includes eastern 2.5 miles)
Artificial 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
9 miles (14 km)
Yeading Brook
42 square miles (110 km2 )
[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
2 miles (3.2 km)
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
6 miles (9.7 km)
Bonesgate Stream
28 square miles (73 km2 )
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 )
north
Oxshott
4.2 miles (6.8 km)
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
50 miles (80 km)
Ifield Brook
Gatwick Stream Earlswood Brook Pipp Brook
The Rye
198 square miles (510 km2 )
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
12 miles (19 km)
Artificial distributary of the Colne
Ash
River Ash
southwest corner of
Sunbury-on-Thames
51°23′52″N 0°25′02″W / 51.3977°N 0.4173°W / 51.3977; -0.4173 (River Ash )
River Colne
6.2 miles (10.0 km)
[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 and
Upper Farringdon, Hampshire (main, north or west branch); parishes of
Fernhurst /
Lurgashall in
South Downs National Park (south branch)
53 miles (85 km)
River Ock, Surrey
Cranleigh Waters
River Tillingbourne Hoe Stream (fed by the Hodge Brook and Stanford Brook) Of south branch: River Slea, Hampshire Dead Water Cooper's Stream
350 square miles (910 km2 )
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 Forest
13.2 miles (21.2 km)
River 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
36 miles (58 km)
River Pinn
River Misbourne
River Chess
River Gade
River Ver
Colne Brook
Hythe End , Wraysbury
51°26′16″N 0°32′07″W / 51.4379°N 0.5352°W / 51.4379; -0.5352 (Colne Brook )
River Colne
9.2 miles (14.8 km)
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
14 miles (23 km)
Bull Brook , The Bourne
Wye
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 )
8.7 miles (14.0 km)
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 Marina
51°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
28 miles (45 km)
St Patrick's Stream
River Broadwater
Emm Brook
River Blackwater
400 square miles (1,000 km2 )
Berry Brook
Berry Brook
Hallsmead Ait , near
Shiplake
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
4 miles (6.4 km)
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 near
Silbury Hill
45 miles (72 km)
Foudry Brook
Clayhill Brook
River Enborne
River Lambourn
River Dun
River Og
450 square miles (1,200 km2 )
[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
14 miles (23 km)
River Bourne, Berkshire
River Roden
66 square miles (170 km2 )
[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
40 miles (64 km)
310 square miles (800 km2 )
[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
21 miles (34 km)
Holywell Brook (rising in same parish) Stutfield Brook
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
40 miles (64 km)
River Ray
River Swere
364 square miles (940 km2 )
[12]
Evenlode
River Evenlode
Above
King'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 , Oxfordshire
10 miles (16 km)
River Glyme Rollright Brook
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
40 miles (64 km)
River Dikler
River Eye, Gloucestershire
140 square miles (360 km2 )
[13]
Cole
River Cole
Above
Buscot 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
17 miles (27 km)
Dorcan Stream (has subsumed original Cole sources) Pennyhooks Brook
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 , Gloucestershire
18 miles (29 km)
Coln00
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
30 miles (48 km)
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
12 miles (19 km)
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
6.5 miles (10.5 km)
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
16 miles (26 km)