Outdoor pools and lidos in London
Brockwell Lido, SE24 (50m, unheated)
Charlton Lido, SE18 (50m, heated)
Hampton Pool, TW12 (50m heated)
London Fields Lido, E8 (50m, heated)
Oasis, WC2 (Outdoor pool, 27m, heated)
Park Road Leisure Centre, N8 (50m unheated) open part of the year only
Parliament Hill Lido, NW5 (60m, unheated)
Pools on the Park Richmond, (33m, heated) Open May to September
Serpentine Lido, Hyde Park (100m, unheated) June to Sept
Tooting Bec Lido, SW16 (91.5m, unheated)
Open water venues in and around London
Canary Wharf, Canary Wharf, E14 5AB (open May to October)
Docklands Sailing & Watersports Centre, Westferry, E14 3QS (open year round)
Hampstead Heath Ponds, Hampstead NW3 (unheated natural ponds)
Heron Lake, Staines. TW19 6HW 400m / 1km loop. Opens from mid May
Royal Docks, Victoria Dock, E16 1AH
Shepperton Lake, Shepperton, Middlesex TW17 9LH
Tri Farm, Church Road, Boreham, Chelmsford, Essex. CM3 3EJ
West Reservoice 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.