Porth y Gwartheg is a bay in Wylfa Power Station, Isle of Anglesey
Built-Up Area: Wylfa Power Station
Parish/Community: Llanbadrig
Unitary Authority: Isle of Anglesey
Region: Wales
Category: Water Feature
Type: Bay
Latitude/Longitude: 53°24'58"N 4°29'15"W
Eastings/Northings: 234778, 393929
OS Grid: SH347939
Mapcode Local: GBR HM9N.TC4
Mapcode Global: WH41Z.1DBF
Location and coordinates are for the approximate centre of Porth y Gwartheg within this administrative area.
Geographic features and populated places may cross administrative borders.