Kermadec Quakes

A moderately strong earthquake struck the Kermadec Islands this morning, the fourth quake of about magnitude 5 to have struck New Zealand territory in as many days.

Saturday April 4th 2009

A shallow magnitude 5.4 earthquake struck 45 km east of L’Esperance Rock in the Kermadec Islands this morning. The 3:38 a.m. quake was located 250 km south-south-west of Raoul Island (870 km north-east of Auckland) at a depth of 40 km. A magnitude 4.9 quake struck 255 km north-east of Raoul Island five hours later at 8:54 a.m. This event was deeper, at 58 km, according to preliminary reports.

On Wednesday April 1st, a very deep magnitude 4.8 quake was reported 485 km north-north-west of Raoul Island.

The previous evening, Tuesday March 31st, a deep magnitude 5.0 quake struck just off-shore in the Bay of Plenty. The 11:45 p.m. quake was located 10 km north-east of Te Puke (20 km east of Tauranga) at a depth of 170 km. The shaking was not widely felt, with only 2 reports being filed from Hawke’s Bay.

[Compiled from data provided by the U.S. Geological Survey and its contributing agencies; and the GeoNet project and its sponsors EQC, GNS Science and FRST.]

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