Outdoor pools and lidos in London (open all year, unless otherwise stated)
Brockwell Lido, Brockwell, SE24 0PA (50m, unheated)
Charlton Lido, Charlton, SE18 4LX (50m, heated)
Hampton Pool, Hampton, TW12 2ST (50m heated)
London Fields Lido, Haggerston, E8 3EU (50m, heated)
Oasis Sports Centre, Tottenham Court Road, WC2H 9AG (27m, heated)
Park Road Leisure Centre, Crouch End, N8 8JN (50m unheated)
Parliament Hill Lido, Hampstead, NW5 1LT (60m, unheated)
Pools on the Park, Richmond, TW9 2SF (33m, heated), open May to September
Serpentine Lido, Hyde Park, W2 2HU (100m, unheated), open June to September
Tooting Bec Lido, Tooting, SW16 1RU (91.5m, unheated)
Open water venues in and around London (open all year, unless otherwise stated)
Beckenham Place Park Lake, Beckenham, BR3 1SY
Canary Wharf, Canary Wharf, E14 5AB (open May to October)
Docklands Sailing & Watersports Centre, Westferry, E14 3QS
Hampstead Heath Ponds, Hampstead, (Male, Female and Mixed ponds. The Mixed ponds are open April to October)
Heron Lake, Staines, TW19 6HW (open from mid May)
Royal Docks, Victoria Dock, E16 1AH
Shepperton Lake, Shepperton, Middlesex TW17 9LH
Tri Farm, Chelmsford, Essex CM3 3EJ
West Reservoir Centre, Finsbury Park, N4 2HA
Open Water & Wild Swim Resources
H2Open –O/W swimming magazine
Outdoor Swimming Society
OSS Wild swimming map
Wild swimming maps, books, apps etc.