See Readme file ... data collected as header, depth (m), diameter (cm)
Borehole diameter greatly enlarged at two depths: (a) 60 m at level of sub-surface water well and (b) 376 m where hydraulic connection was first made with ocean cavity beneath shelf (probably through englacial conduits in marine ice layer.
Note - depths provided in spatial coverage are referenced back to sea level.
The minimum depth of 65 metres asl refers to the height of the ice surface.
The data are publicly available for download from the provided URL.