- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°50'51"N 5°7'45"W
- Eastings/Northings: 199190, 554795
- OS Grid: NW991547
- Mapcode Local: GBR FHQW.TGS
- Mapcode Global: WH1RF.5FQ3
Location and coordinates are for the approximate centre of Sloganaglassin within this administrative area.
Geographic features and populated places may cross administrative borders.