Kao Volcano | John Seach



19.67 S, 175.03 W
summit elevation 1125 m

Kao is the highest volcano in Tonga. It is located 6 km north of Tofua volcano.

Kao is the highest and most spectacular volcano in Tonga. The lower slopes of the volcano are covered in jungle. A regional rift zone has elongated the volcano in a NNE-SSW direction. Kao volcano has a slope of 35 degrees.

Most of the coastline consists of a sea cliff 30 meters high, and is higher on the windward (southeast) side of the island.

Further reading
Bryan, W.B., Stice, G.D. and Ewart, A., 1972. Geology, petrography, and geochemistry of the volcanic islands of Tonga. Journal of geophysical research77(8), pp.1566-1585.

Lister, J.J., 1891. Notes on the geology of the Tonga Islands. Quarterly Journal of the Geological Society47(1-4), pp.590-617.

Kao Volcano Eruptions

No recent eruptions.