Mt Ruckenberg, Sulu Range
West New Britain Province,
Papua New Guinea.
5.47 S, 150.95 E
summit elevation 565 m
stratovolcano
Karai volcano is the highest cone in the Sulu Range, New Britain, Papua New Guinea.

Karai Volcano - John Seach
Activity was reported at Karai volcano in Papua New Guinea in July 2006. Seismic activity began on 7th July 2006. Earthquakes were felt within the vicinity of Kimbe and as far as Bialla and Mamota, a distance of approximately of 16–20km. Earthquakes continued at five minute intervals. The affected population of 2,078 people, lives in Kaiamu, Malasi, Sulu and Silali villages.
Weak to moderate white vapour emissions were observed. There was no observed ashfall. This was the first historical activity recorded at the volcano.
In 1985 a magnitude 7 earthquake hit SE of Sulu Range.
After the earthquake there was a temporary hot spring reported on the flank of Karai cone.
No recent eruptions.