- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°19'9"N 1°26'54"W
- Eastings/Northings: 430569, 1159600
- OS Grid: HU305596
- Mapcode Local: GBR Q1SG.F0G
- Mapcode Global: XHD29.JWPC
Location and coordinates are for the approximate centre of Oggar Holm within this administrative area.
Geographic features and populated places may cross administrative borders.