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ins.: 2025-12-22 01:00, 21 days ago
By: Scientists
Category: SWAIS2C

SWAIS2C: 2025-12-22

Hot water drilling is underway at Crary Ice Rise (ICDP SWAIS2C site 5072_2)
Inside the drill tent while hot water drilling is underway. Credit: Luke Murphy / Antarctica New Zealand

The team have begun to melt a hole through the ice to make our well. They’re using water from snow melted in the flubbers, warmed through six heaters to reach around 75°C, passed through the hose and out the hot water drill nozzle, which is slowly lowered through the ice to melt the hole. They’ll melt the hole to around 100 m below the ice surface, widen it to make a well cavity, and install a pump. Once the well pump is in place circulating water up to the flubbers, we’ll have an endless supply of water for drilling out main borehole through the 500 m of ice.