Llyn Glâs, Gwynedd

• Built-Up Area: Blaenau Ffestiniog
• Parish/Community: Ffestiniog
• Unitary Authority: Gwynedd
• Region: Wales

• Category: Water Feature
• Type: Inland Water

• Latitude/Longitude: 52°59'29"N 3°54'36"W
• Eastings/Northings: 271877, 345510
• OS Grid: SH718455
• Mapcode Local: GBR 5Z.HJMM
• Mapcode Global: WH55H.X24D

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