Estimated tephra thickness in eruptions at Raoul Island of EVM magnitude 5 to 9
Raoul Island, New Zealand, 1992
Figure 6 in: Latter, J. H., Lloyd, E. F., Smith, I. E. M., Nathan, S. (1992). Volcanic Hazards in the Kermadec Islands, and at Submarine Volcanoes between Southern Tonga and New Zealand. Volcanic Hazards Information Series No. 4. Volcanic Hazards Working Group of the Scientific Advisory Committee, Ministry of Civil Defence. pp. 44.
This map was produced by an official agency, but may not be the most recent, most complete, or main operational map.
For the current operational hazard map, please consult the proper institutional authorities.
