Photos of Clevedon Marine Lake
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About
Opened in March 1929, Clevedon Marine Lake is the world’s largest sea water infinity pool It’s an amazing space the size of two football pitches, with all-year round free swimming although contributions to Marlens, the charity that maintains it, are encouraged. It is drained twice a year to remove silt and for maintenance. It is accessible and there is a bookable hoist. No dogs. Parking on street and in carparks. The Clevedon Marine Lake website is useful - has water temperatures, top ov
Location
Getting there
Easy access by car, bus, cycle and foot. 2 car parks - both pay & display (coins or phone/app). The one nearest to pub is theirs so you can get your parking refunded if you have a paper ticket and buy something.
Accessibility
Easy access as far as water’s edge. Steps down into water. Bookable disabled changing room and hoist (see website https://clevedonmarinelake.co.uk/opening-hours/). Nearest public toilets a 10 minute walk towards pier. 20p coin for access to toilets (not staffed).
What swimmers say
Facilities
Activities
Landscape
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Plan your swim
Before you go
- Cold water shock is real. Enter slowly and control your breathing.
- Lake water can be much colder below the surface (thermocline)
- Stay close to shore until you know the conditions
- Watch for boat traffic and stay visible with a tow float
- Check for blue-green algae warnings before swimming
Conditions change fast. Always check the latest data, read recent community reports, and swim within your ability.
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Frequently asked questions
Is this lake safe for swimming?
Check the Conditions tab for surface state and wind conditions. Review the Quality tab if this is a designated bathing water. Always read recent community reports for local advice.
How cold is the water?
Check the Temperature tab for the current estimate and 7-day trend. Lakes hold heat longer than rivers but can develop a thermocline. The water below the surface can be dramatically colder.
What should I bring?
A tow float for visibility (especially important where boats operate), warm layers for after, and consider a wetsuit in colder months. Check for designated swimming areas.