Overnight Earthquakes

A burst of earthquake activity took place in both the North and South Islands overnight.

Activity commenced with a magnitude 4.5 quake at 9 minutes past midnight on Thursday 25th October 2007. This quake was located off-shore 60 km west of Milford Sound, 70 km north-west of Te Anau at a depth of 20 km. The quake was felt in Te Anau and at Heidelberg (Invercargill).

At 1:02 a.m. a magnitude 4.0 quake struck at a depth of 50 km, 10 km south-east of Pahiatua, 20 km south-east of Woodville. This was felt at several locations near Palmerston North, and as far away as Rangitumau.

At 2:19 a.m. a magnitude 3.7 quake struck at a depth of 10 km, 20 km north-west of Opunake. This event was felt at several locations in Taranaki and as far away as Pahiatua.

Additional reports of yesterday’s shallow magnitude 5.1 quake near Reefton have come in from the public, bringing the total number of felt reports to 262. The quake was felt strongly at Blackball, Greymouth, Lyell and Ngahere.

[Compiled from data provided by the Geonet project and its sponsors EQC, GNS Science and FRST.]

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