We have received a request from Dŵr Cymru Welsh Water for Lisvane and Llanishen Reservoirs (ST 18662 81983) to be considered for designation as a bathing water for the 2025 bathing season.
Cawsom gais gan Dŵr Cymru Welsh Water i ystyried dynodi Cronfeydd Dŵr Llanisien a Llys-faen (ST 18662 81983) yn ddŵr ymdrochi ar gyfer tymor ymdrochi 2025.