Bathing water quality in Gwynedd
Gwynedd has 20 designated bathing waters. The regulator's latest classifications are 18 Excellent and 2 Good.
Updated June 2026
The cleanest beaches in Gwynedd
Rated Excellent or Good in the regulator's latest annual classification. Open any beach for today's live verdict.
Every bathing water in Gwynedd
Classification:Excellent Aberdaron Classification:Excellent Aberdyfi Classification:Excellent Aberdyfi Rural Classification:Excellent Abersoch Classification:Excellent Barmouth Classification:Excellent Craig Du Beach Central Classification:Excellent Dyffryn (Llanendwyn) Classification:Excellent Fairbourne Classification:Excellent Glan Don Beach Classification:Excellent Harlech Classification:Excellent Llandanwg Classification:Excellent Llyn Padarn Classification:Excellent Morfa Dinlle Classification:Excellent Morfa Nefyn Classification:Excellent Porth Neigwl Classification:Excellent Pwllheli Classification:Excellent Tal-y-Bont Classification:Excellent Tywyn Classification:Good Criccieth Classification:Good Porth Nefyn
Common questions
- Which beach is cleanest in Gwynedd?
- Aberdaron holds an Excellent classification, the regulator's top tier. 20 of the 20 bathing waters in Gwynedd are rated Excellent or Good.
- How many bathing waters are in Gwynedd?
- 20. The regulator's latest classifications are 18 Excellent and 2 Good.