List of reservoirs and dams in the United Kingdom

This is a list of reservoirs and dams in the United Kingdom.

England

Bedfordshire

Buckinghamshire

*Foxcote Reservoir, north of Buckingham
*Weston Turville Reservoir, between Weston Turville and Wendover

Cambridgeshire

*Grafham Water

Cheshire

*Bosley Reservoir, Bosley
*Lamaload Reservoir, east of Macclesfield
*Ridgegate Reservoir and Trentabank Reservoir, south-east of Macclesfield
*Sutton Reservoir, south of Macclesfield

Cornwall

*Argal and College Reservoirs, Falmouth
*Boscathnoe Reservoir, Penzance
*Bussow Reservoir, St Ives
*Cargenwen Reservoir
*Colliford Lake
*Crowdy Reservoir
*Drift Reservoir, Penzance
*Porth Reservoir, Newquay
*Siblyback Lake
*Stithians Reservoir

County Durham

*Balderhead Reservoir
*Blackton Reservoir
*Burnhope Reservoir
*Derwent Reservoir
*Grassholme Reservoir
*Hisehope Reservoir
*Hurworth Burn Reservoir
*Hury Reservoir
*Selset Reservoir
*Smiddy Shaw Reservoir
*Turnstall Reservoir
*Waskerley Reservoir

Cumbria

*Baystone Bank, north of Millom
*Borrans Reservoir, north of Windermere (town)
*Chapelhouse Reservoir, south-east of Uldale
*Cow Green Reservoir east of Dufton Fell
*Dubbs Reservoir, north of Windermere (town)
*Ennerdale Water
*Fisher Tarn east of Kendal
*Harlock Reservoir, Pennington Reservoir, Poaka Beck Reservoir west of the town of Ulverston
*Haweswater Reservoir
*Hayeswater
*Kentmere Reservoir
*Killington Reservoir
*Meadley Reservoir, by Flat Fell, Ennerdale, Cumbria
*Simpson Ground Reservoir, east of Newby Bridge
*Thirlmere
*Wet Sleddale Reservoir

Derbyshire

*Carsington Water
*Errwood Reservoir
*Fernilee Reservoir
*Ogston Reservoir
*Upper Derwent Valley
**Ladybower Reservoir
**Derwent Reservoir with Birchinlee
**Howden Reservoir
*Longdendale Chain of reservoirs
**Arnfield Reservoir
**Bottoms Reservoir
**Valehouse Reservoir
**Rhodeswood Reservoir
**Torside Reservoir
**Woodhead Reservoir

Devon

*Avon Dam Reservoir
*Burrator Reservoir
*Challacombe Reservoir
*Darracott Reservoir
*Fernworthy Reservoir
*Gammaton Reservoirs
*Holywell Reservoir
*Jennetts Reservoir
*Kennick Reservoir
*Melbury Reservoir
*Meldon Reservoir
*Roadford Lake
*Slade Reservoir
*Tottiford Reservoir
*Trenchford Reservoir
*Venford Reservoir
*Wistlandpound Reservoir

East Sussex

*Darwell Reservoir
*Powdermill Reservoir

Essex

*Abberton Reservoir
*Ardleigh Reservoir
*Hanningfield Reservoir

Gloucestershire

*Dowdeswell Reservoir

Greater Manchester

*Bolton:
**High Rid Reservoir
**Rumworth Lodge Reservoir
*Manchester:
**Gorton Reservoirs
**Heaton Park Reservoirs
**Manchester, Bolton and Bury Reservoir
*Oldham:
**Ashworth Moor Reservoir
**Besom Hill Reservoir
**Black Moss Reservoir
**Brownhouse Wham Reservoir
**Brushes Clough Reservoir
**Castleshaw Reservoir
**Chew Reservoir
**Crook Gate Reservoir
**Diggle Reservoir
**Dovestones Reservoir
**Dowry Reservoir
**Greenfield Reservoir
**Greenbooth Reservoir
**Hamer Pasture Reservoir
**Lower Chelburn Reservoir
**Naden Reservoirs (Higher, Middle and Lower)
**New Years Bridge Reservoir
**Readycon Dean Reservoir
**Strinesdale Reservoir
**Yeoman Hey Reservoir
*Rochdale:
**Ashworth Moor Reservoir
**Blackstone Edge Reservoir
**Chelburn Reservoir
**Greenbooth Reservoir
**Hanging Lees Reservoir
**Hollingworth Lake
**Kitcliffe Reservoir
**Light Hazzles Reservoir
**Norman Hill Reservoir
**Ogden Reservoir
**Piethorne Reservoir
**Rooden Reservoir
**Watergrove Reservoir
*Tameside:
**Audenshaw Reservoirs
**Brushes Reservoir
**Denton Reservoirs
**Higher Swineshaw Reservoir
**Lower Swineshaw Reservoir
**Swineshaw Reservoirs
**Walkerwood Reservoir
*Wigan:
**Worthington Lakes

Hertfordshire

*Tring Reservoirs

Kent

*Bough Beech
*Bewl Water

Lancashire

*Anglezarke Reservoir
*Belmont Reservoir
*Calf Hey Reservoir
*Cowm Reservoir
*Delph Reservoir
*Dingle Reservoir
*Holden Wood Reservoir
*Jumbles Reservoir
*Lower Rivington Reservoir
*Lower Roddlesworth Reservoir
*Ogden Reservoir (Lancashire)
*Rake Brook Reservoir
*Spring Mill Reservoir
*Springs Reservoir
*Turton and Entwistle Reservoir
*Upper Rivington Reservoir
*Upper Roddlesworth Reservoir
*Wayoh Reservoir
*Yarrow Reservoir

Leicestershire

*Blackbrook Reservoir
*Eyebrook Reservoir (Corby)
*Cropston Reservoir
*Knipton Reservoir
*Nanpantan Reservoir
*Saddington Reservoir
*Staunton Harold Reservoir
*Swithland Reservoir
*Thornton Reservoir

Lincolnshire

*Covenham Reservoir

London

*Brent Reservoir (also known as the Welsh Harp)
*Stoke Newington West ReservoirThe following reservoirs form the Lee Valley Reservoir Chain.
*King George's Reservoir, London Borough of Enfield (also known as King George V Reservoir)
*William Girling Reservoir, London Borough of Enfield
*Banbury Reservoir, London Borough of Waltham Forest
*Lockwood Reservoir, London Borough of Waltham Forest
*High Maynard Reservoir, London Borough of Waltham Forest
*Low Maynard Reservoir, London Borough of Waltham Forest
*Walthamstow Reservoirs, London Borough of Waltham Forest, five linked numbered reservoirs
*East Warwick Reservoir, London Borough of Waltham Forest
*West Warwick Reservoir, London Borough of Waltham Forest

Northamptonshire

*Boddington Reservoir, a canal supply reservoir between Byfield and Upper Boddington
*Cransley Reservoir (Kettering)
*Daventry Reservoir in Daventry Country Park
*Drayton Reservoir (Daventry)
*Hollowell reservoir
*Naseby Reservoir
*Pitsford Water
*Ravensthorpe Reservoir
*Stanford Reservoir, between Stanford-on-Avon and South Kilworth
*Sulby and Welford Reservoirs
*Sywell Reservoir
*Thorpe Malsor Reservoir (Kettering)

Northumberland

*Bakethin Reservoir
*Catcleugh Reservoir
*Colt Crag Reservoir
*Fontburn Reservoir
*Hallington Reservoirs
*Little Swinburn Reservoir
*Kielder Water

North Yorkshire

*Angram Reservoir
*Upper and Lower Bardon Reservoirs
*Beaver Dyke Reservoirs
*Chelker Reservoir
*Cod Beck Reservoir
*Elslack Reservoir
*Embsay Reservoir
*Fewston Reservoir
*Gouthwaite Reservoir
*Grimwith Reservoir
*Laneshaw Reservoir
*Leighton Reservoir
*Lindley Wood Reservoir
*Lumley Moor Reservoir
*March Ghyll Reservoir
*Mossy Moor Reservoir
*Oulston Reservoir
*Roundhill Reservoir
*Scar House Reservoir
*Scargill Reservoir
*Swinsty Reservoir
*Ten Acre Reservoir
*Thornton Steward Reservoir
*Thruscross Reservoir
*Winterburn Reservoir

Oxfordshire

*Clattercote Reservoir (Banbury)
*Farmoor Reservoir (Oxford),

Rutland

*Rutland Water

hropshire

* Chelmarsh Reservoir
* Knighton Reservoir

omerset

*Ashford Reservoir
*Barrow Gurney Tanks
*Blagdon Lake
*Chard Reservoir
*Cheddar Reservoir
*Chew Valley Lake
*Clatworthy Reservoir
*Durleigh Reservoir
*Hawkridge Reservoir
*Leigh Reservoir
*Litton Reservoirs
*Luxhay Reservoir
*Nutscale Reservoir
*Sutton Bingham Reservoir
*Wimbleball Lake

outh Yorkshire

*Agden Reservoir
*Broadstone Reservoir
*Broomhead Reservoir
*Dale Dyke Reservoir
*Damflask Reservoir
*Elsecar Reservoir
*Howden Reservoir
*Ingbirchworth Reservoir
*Langsett Reservoir
*Midhope Reservoir
*More Hall Reservoir
*Pebley Reservoir (Sheffield)
*Redmires Reservoirs
*Rivelin Dams
*Royd Moor Reservoir
*Scout Dyke Reservoir
*Snailsden Reservoir
*Strines Reservoir
*Underbank Reservoir
*Weecher Reservoir
*Wharncliffe Reservoir
*Windleden Reservoirs
*Winscar Reservoir
*Worsbrough Reservoir

taffordshire

*Belvide Reservoir
*Blithfield Reservoir
*Chasewater
*Gailey Reservoir
*Hatherton Reservoir
*Hanch Reservoir
*Rudyard Lake
*Tittesworth Reservoir

urrey

*Bessborough Reservoir
*Island Barn Reservoir
*King George VI Reservoir
*Knight Reservoir
*Molesey Reservoirs
*Queen Elizabeth II Reservoir
*Queen Mary Reservoir
*Queen Mother Reservoir
*Stain Hill Reservoirs
*Staines Reservoirs
*Sunnyside Reservoir
*Wraysbury Reservoir

Warwickshire

*Draycote Water
*Oldbury Reservoir
*Packington Lakes - support for the Grand Union Canal
*Shustoke Reservoirs
*Wormleighton Reservoir

West Midlands

*Bartley Reservoir (Birmingham)
*Brookvale Park Lake (Birmingham)
*Edgbaston Reservoir (Birmingham)
*Frankley Reservoir (Birmingham)
*Lifford Reservoir (Birmingham)
*Netherton Reservoir, Dudley
*Olton Reservoir, Solihull
*Perry Barr Reservoir (covered) (Birmingham)
*Witton Lakes (Birmingham)
* see also Elan Valley Reservoirs (Wales) which were built by, and supply, Birmingham.

West Sussex

*Ardingly Reservoir
*Weir Wood Reservoir

West Yorkshire

*Baitings Reservoir
*Blackmoorfoot Reservoir
*Eccup Reservoir
*Green Withens Reservoir
*Redbrook Reservoir
*Ringstone Edge Reservoir
*Ryburn Reservoir
*Scammonden Reservoir
*Swellands Reservoir
*Walshaw Dean Reservoirs
*Warland Reservoir (Mostly in West Yorkshire, partly in Greater Manchester)

Worcestershire

*Bittell Reservoirs (Upper and Lower)
*Tardebigge Reservoir

Northern Ireland

Co. Down

*Silent Valley Reservoir
*Spelga Reservoir

Scotland

Argyll and Bute

*Loch Awe - part of the Awe hydroelectric scheme

City of Edinburgh

*Harlaw Reservoir
*Threipmuir Reservoir

=Highland=

*Blackwater Reservoir, near Kinlochleven
*Loch Laggan and Loch Treig - both part of the Lochaber hydroelectric scheme
*Loch Monar - part of the Strathfarrar hydroelectric scheme
*Loch Quoich and Loch Garry - both part of the Glen Garry hydroelectric scheme
*Loch Loyne and Loch Cluanie - both part of the Glen Moriston hydroelectric scheme
*Loch Mullardoch - part of the Glen Affric hydroelectric scheme
*Loch Katrine
*Loch Glascarnoch

Inverclyde

*Loch Thom

Midlothian

*Edgelaw Reservoir
*Gladhouse Reservoir
*Glencorse Reservoir
*North Esk Reservoir
*Rosebery Reservoir

Perth and Kinross

* Loch Tummel - part of the Tummel Valley hydroelectric scheme

Renfrewshire

* Gryffe Reservoir

East Renfrewshire

*Balgray Reservoir
*Littleton Resrvoir
*Ryat Linn Reservoir
*Waulkmill Glen Reservoir
*Walton Dam
*Glanderson Dam
*Synpes Dam
*Kirkton Dam

Scottish Borders

*Baddinsgill Reservoir
*Fruid Water
*Megget Reservoir
*Talla Reservoir
*Westwater Reservoir

South Lanarkshire

*Camps Reservoir
*Culter Waterhead Reservoir

West Lothian

*Cobbinshaw Reservoir
*Eliburn Reservoir
*Harperrig Reservoir

others

*Dunoon Reservoir

Wales

Anglesey (Ynys Mon)

*Llyn Alaw - Water supply to much of north Anglesey
*Llyn Cefni - Water supply to central Anglesey

Cardiff

*Llanishen Reservoir - Water supply to Cardiff
*Lisvane Reservoir - Water Supply to Cardiff

Carmarthenshire

*Upper and Cwm Lliedi Reservoirs
*Llyn Brianne
*Llyn y Fan Fach
*Llyn y Fan Fawr
*Usk Reservoir

Ceredigion

*Dinas Reservoir
*Teifi Pools
*Llyn Teifi
*Nant y Moch Reservoir

Conwy

*Llyn Bodgynydd - supply for the Pandora lead mine (disused)
*Llyn Brenig - part of Dee Regulation system - also in Denbighshire
*Llyn Coedty - provides power for an aluminium smelter
*Llyn Conwy - water supply for Llanrwst and Betws-y-Coed
*Llyn Cowlyd - water supply for Conwy and Colwyn Bay
*Llyn Crafnant - water supply for Llanrwst
*Llyn Parc - supply for the Aberllyn mine (disused)

Denbighshire

*Cae Llwyd Reservoir
*Llyn Brenig - part of the River Dee regulation system
*Llyn Celyn - part of the River Dee regulation system. Its construction caused local outrage with the flooding of a Welsh village to enable water to be supplied to England
*Llyn Efyrnwy (Lake Vyrnwy) - supplies water to the Midlands
*Pendinas Reservoir
*Llyn Tegid (Bala Lake)
*Nant-y-Ffrith Reservoir
*Ty Mawr Reservoir

Gwynedd

*Llyn Anafon - water supply for Llanfairfechan, Dwygyfylchi and Penmaenmawr
*Llyn Arenig Fach
*Llyn Arenig Fawr - water supply for Bala town
*Llynnau Barlwyd - supply to Llechwedd slate quarry
*Llyn Bodlyn - water supply to Barmouth. Also supports the rare Arctic char
*Llyn Bowydd - supply to the Blaenau Ffestiniog slate quarries
*Llyn Cwm Corsiog - supply for Rhosydd slate quarry (disused)
*Llyn Cwellyn - water supply to Bangor and parts of south Anglesey
*Marchlyn Mawr - header reservoir for the Dinorwig power station hydroelectric system.
*Llyn Peris
*Llyn Padarn - part of the Dinorwig hydroelectric system
*Llyn Trawsfynydd - built for the former Trawsfynydd power station

Merthyr Tydfil

*Pontsticill Reservoir

Neath Port Talbot

*Eglwys Nynydd - water supply to Corus Group steel-works at Port Talbot

Pembrokeshire

*Llys-y-Frân
*Rosebush Reservoir

Powys

*Taff Fawr Reservoirs- A chain of three reservoirs supplying the Rhondda and Taff valley and Cardiff with water
**Beacons Reservoir
**Cantref Reservoir
**Llwynon Reservoir
*Taff Fechan Reservoirs - a chain of four reservoirs also supplying the Taff valley and Cardiff with water
**Upper Neaudd Reservoir
**Lower Neuadd Reservoir
**Doly y gaer Reservoir
**Pontsticill Reservoir
*Elan Valley Reservoirs - a group of reservoirs supplying Birmingham and part of the west Midlands with drinking water
**Claerwen Reservoir
**Craig-goch Reservoir
**Penygarreg Reservoir
**Garreg-ddu Reservoir
**Caban-coch Reservoir
*Talybont Reservoir
*Ystradfellte Reservoir
*Llyn Clywedog

wansea

*Cray reservoir
*Swansea Bay barrage

ee also

*Ofwat
*List of reservoirs and dams
**Geography of the United Kingdom
**List of lakes in England
**List of loughs in Northern Ireland
**List of lochs in Scotland
**List of lakes in Wales
**Rivers of the United Kingdom
**Waterways in the United Kingdom