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The North Island's east coast has been hit by four earthquakes measuring 4 or more on the Richter scale in the past two days.
All the quakes were located in the same place -- 30km east of Ruatoria at a depth of 12km.
The latest two shook the region within a minute of each other this morning but there were no immediate reports of any damage.
The quakes, measuring 4 and 4.1, struck at 11.12am and 11.13am.
Two other earthquakes, two minutes apart, shook the region on Saturday.
The first recorded by GNS Science measured 4.2 and struck at 3.28pm. The second, measuring 4.3, came at 3.30pm.
GNS Science said there were no reports of damage.
- NZPA
