Beaches, lakes & rivers

Where to swim, paddle and cool off in United Kingdom, and how clean the water is.

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BeachesThe best stretches near London and Manchester, Blue Flag or equivalent ratings, lifeguard seasons and facilities.

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LakesSwimming lakes, water quality reports and lakeside towns.

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RiversSafe swimming spots, kayaking and rafting, and rivers to avoid.

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Water qualityOfficial bathing-water monitoring, seasonal algae and jellyfish, and whether tap water is drinkable.

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SeasonMild, damp and changeable; cool summers, grey winters. The southeast is driest and warmest, the west and Scotland wettest.

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HazardsCurrents, rips, marine life and flags. Severe-weather risk rating 20/100.