Ffestiniog Slate Quarry, Talywaenydd, Blaenau Ffestiniog, Gwynedd, LL41 3ND
Cais ar gyfer rhyddhau amod 9 (monitro sŵn) o ganiatâd cynllunio C22/0788/03/MW ar gyfer gweithio tomen gwastraff lechi er mwyn creu stoc ar gyfer ei brosesu mewn gwaith/ffatri mwynau / Application for the discharge of condition 9 (noise monitoring) of planning permission reference C22/0788/03/MW for the working of slate waste tip to create stockpile for processing at minerals plant