Parc Ffyrniant / Prosperity Parc, Caergybi / Holyhead
Cais amlinellol gyda'r holl faterion wedi ei cadw'n ol ar gyfer System Storio Ynni Batri (BESS) a gwaith cysylltiedig yn / Outline application with all matters reserved for a Battery Energy Storage System (BESS) together with associated development at