Llyn Penrhyn, Isle of Anglesey

• Parish/Community: Llanfair-yn-Neubwll
• Unitary Authority: Isle of Anglesey
• Region: Wales

• Category: Water Feature
• Type: Inland Water

• Latitude/Longitude: 53°15'45"N 4°31'49"W
• Eastings/Northings: 231327, 376938
• OS Grid: SH313769
• Mapcode Local: GBR HN52.KJZ
• Mapcode Global: WH42Q.C8X5

Location and coordinates are for the approximate centre of Llyn Penrhyn within this administrative area. Geographic features and populated places may cross administrative borders.