Wild Swim Atlas

    Llyn Cwellyn

    Eryri National Park, Betws Garmon, SnowdoniaLakeSwimming takes place

    Directions
    Getting there

    Llyn Cwellyn is a reservoir in Eryri beside the Snowdon Ranger car park.

    Water
    Lake
    Entry
    £3 for 4 hours
    Facilities
    Car park, accessible toilet, accessible trail, bus stop

    Getting there

    Snowdon Ranger car park is beside Llyn Cwellyn.

    53.0724, -4.1512

    Get directions

    Rules to know before you go

    • Check wind and water conditions before entering.
    • Stay close to shore until familiar with conditions.
    • Swim near boats.
    • Swim during bad weather.

    Swimming spots nearby

    All of Snowdonia
    Swimming permitted4 mi

    Llyn Padarn

    Lake
    Padarn Country Park, Llanberis
    Open to swim7 mi

    Llyn Ogwen

    Lake
    Eryri National Park, Nant Peris
    Public dipping reported12 mi

    Aber Falls

    Waterfall pool
    Coedydd Aber National Nature Reserve, Abergwyngregyn
    Open to swim15 mi

    Llyn Parc

    Lake
    Gwydir Forest, Betws-y-coed
    Open to swim18 mi

    Rhaeadr Nantcol

    Waterfall pool
    Nantcol Waterfalls Campsite, Pentre Gwynfryn

    Questions about Llyn Cwellyn

    Can you swim at Llyn Cwellyn?

    Swimming takes place at Llyn Cwellyn. It is not a designated bathing water, and conditions can change quickly.

    Does it cost anything to swim at Llyn Cwellyn?

    £3 for 4 hours

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