Taupo News

 



The period of the earthquake swarm at the volcano continues.

The average rate of quakes has been varying since May peaked with over 80 events per week in early September. The current weekly value has dropped significantly to 20-40 events/week. 746 earthquakes in total have been detected so far, located at depths between 4 and 13 km beneath the lake since the unrest began. Earthquakes have been occurring mostly in the eastern part of Lake Taupō (Taupō-nui-a-Tia) over the past 2 weeks with a maximum magnitude of M 3.3 on 3 October.
GNSS (GPS) instruments have registered ground uplift at a rate 60 ± 20 mm per year since May 2022 at Horomatangi Reef in the central part of the lake. The ground around the lake shore at Horomatangi Reef area uplift has amounted approx. 24 cm since February.
The Volcanic Alert Level for the volcano remains at Level 1.
Source: GeoNet New Zealand volcano activity update 11 October 2022

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