Adams Seamount

Adams Seamount, Forty Mile Reef
Summit depth39 m (128 ft)
Height3,500 m (11,500 ft)
Location
LocationPacific Ocean, SW of Pitcairn Island
Coordinates25°22′S 129°16′W / 25.367°S 129.267°W / -25.367; -129.267
Geology
Last eruption50 BCE ± 1000 years

Adams Seamount (also known as Forty Mile Reef) is a submarine volcano above the Pitcairn hotspot in the central Pacific Ocean about 100 kilometres (62 mi) southwest of Pitcairn Island.