- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 54°40'36"N 1°44'58"W
- Eastings/Northings: 416245, 531337
- OS Grid: NZ162313
- Mapcode Local: GBR JG7C.08
- Mapcode Global: WHC51.3Q31
Location and coordinates are for the approximate centre of Marston Lake within this administrative area.
Geographic features and populated places may cross administrative borders.