To learn more about this piece of equipment, visit the 4-Inch Drill webpage.
4-Inch Drill
Drill site at Dome C, Antarctica, with the 4-Inch Drill during the 2024/25 field season. Credit: Jay Johnson.
IDP Engineer Jay Johnson operates the 4-Inch Drill outdoors and behind wind screens at Dome C, Antarctica, during the 2024/25 field season. Credit: Estelle Vincent.
Beth Bergeron (left) and Michael Jayred (right) drilling a 130-meter deep ice core at WAIS Divide, Antarctica, during the 2006-2007 summer field season. Photo: Joseph Souney
Setting up the 4-Inch Drill's tower with Mt. Waddington (British Columbia, Canada) in the background. Photo: Doug Clark
The inner barrel of the 4-Inch Drill lays on a table at WAIS Divide, Antarctica. Photo: Steven Profaizer / National Science Foundation