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Bathing water in Gwynedd, Wales

Gwynedd has 20 bathing waters on the regulators’ lists: 18 on the coast, one in an estuary and one on a lake. In 2025 18 were rated Excellent and two Good. Welsh Water has 94 monitored storm overflows within 5 km of them. Today's readings load below.

Bathing waters in this area

18 of these were rated Excellent for their last full season: the cleanest beaches in Gwynedd.