Further Sources

DOC – Mt Ruapehu Crater Lake lahar threat response

A report by the New Zealand Department of Conservation on signs of volcanic activity and mitigation measures at Mt Ruapehu’s Crater Lake.
'Magmatic eruption of White Island volcano, New Zealand, December 1976 April–1977'

An account of the first recorded eruption of fresh magma from White Island, published in 1979 in the New Zealand Journal of Geology & Geophysics (2.3MB).
The Tangiwai railway disaster

An exhibition about the Tangiwai disaster from NZHistory.net.nz.
Tree-ring dating of recent volcanic ash and lapilli, Mt Egmont

A PDF paper (9.44 MB) by A. P. Druce originally published in the New Zealand Journal of Botany in 1966, using tree-ring counts to date the earliest eruptions of Mt Taranaki (Egmont).
Volcanic hazards at Ruapehu volcano

A summary of volcanic activity at Ruapehu, originally published as a booklet by the New Zealand Ministry of Civil Defence.
Volcano cameras and seismographs

Web cams film volcanic activity on White Island and Mts Taranaki, Ngāuruhoe and Ruapehu – their images from the last 24 hours are available on this site.

Conly, Geoff. Tarawera: the destruction of the Pink and White terraces. Wellington: Grantham House, 1985.
Gregg, D. R. Volcanoes of Tongariro National Park: a New Zealand Geological Survey handbook. Wellington: DSIR, 1960.
Hicks, Geoff, and Hamish Campbell. Awesome forces: the natural hazards that threaten New Zealand. Wellington: Te Papa Press, 1998.
Houghton, Bruce, Vince Neall, and David Johnston. Eruption! Mt Ruapehu awakes. Auckland: Viking, 1996.
Jamieson, Alastair. ‘Rangitoto: island volcano in the city of sails.’ New Zealand Geographic 68 (2004): 18–37.
Johnston, David, and Vince Neall. Ruapehu awakens: the 1945 eruption of Ruapehu. Palmerston North: Science Centre and Manawatū Museum, 1995.
Keam, R. F. Tarawera: the volcanic eruption of 10 June, 1886. Auckland: R. F. Keam, 1988.
Williams, Karen. Volcanoes of the south wind: a field guide to the volcanoes and landscape of Tongariro National Park. Tūrangi: Tongariro Natural History Society, 2001.