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A small earthquake swarm started around 6pm (Monday 13 February http://info.geonet.org.nz/pages/viewpage.action?pageId=21200901) about 10 kilometres north west of Tokaanu (Turangi). Since around 7am today (Monday February 20) earthquake activity has restarted. We have been able to locate 52 of the events so far. Their magnitudes ranged from about M 0.8 to M 2.5, while the depths ranged between 1 and 10 kilometres, with most being 5-8 kilometres deep. The largest event to date occurred at 05.…
20/02/2017 12.00 p.m. We’ve been busy crunching the numbers based on all the seismic activity in the aftershock area of November’s Kaikoura Earthquake. So what’s the big news? The expected numbers of earthquakes have dropped a lot since the last forecast.  There is now a 18% chance of one or more M6.0-6.9 earthquakes occurring within the next month; this has decreased from 25% from our last forecast (19 January 2016).…
Earthquake swarms are very common in the greater Rotorua-Taupo area, known as the Taupo Volcanic Zone. Since around 6pm (Monday 13 February) the GeoNet seismometer network between Taupo and the Tongariro National Park has been recording a swarm of small earthquakes. They locate about 10 kilometres north west of Tokaanu. We have been able to locate 19 of the events so far. Their magnitudes ranged from about M 0.8 to M 1.7, while the depths ranged between 1 and 9 kilometres,…

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