Strong Quake, Southern Kermadecs

A strong undersea earthquake struck south of the Kermadec Islands just before midnight.

Sunday, 16th June 2013

A magnitude 6.0 earthquake struck south of the Kermadec Islands at 11:21 last night. The quake, at a depth of 100 km, was centred 500 km north-north-east of Whakatane, 500 km east-north-east of Whangarei according to the United States Geological Survey.

Geoscience Australia reports the event as magnitude 5.9 at a depth of 180 km. It estimates that the quake would have been felt up to 400 km from the epicentre.

Earthquake trace on GeoNet's network 16 June 2013

[click for larger image] The earthquake left a strong trace on New Zealand’s seismograph network. GeoNet’s automated system reported the earthquake as magnitude 5.5, centred 440 km north-east of Whakatane at a depth of 300 km. By one o’clock this morning, a small number of felt reports had been lodged from Gisborne to Wellington.

[Compiled from data supplied by the U.S. Geological Survey, Geoscience Australia, GeoNet, and their contributing agencies.]

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