4.9 magnitude earthquake jolts Hawke's Bay

NEMA identifies cause of emergency alert issues during tsunami event

Two emergency mobile alerts were officially issued during the Kamchatka tsunami event of July 30-31 to warn people of dangerous tsunami activity in coastal areas - but some people got them repeatedly.

'That was a good one': 3.8 magnitude quake jolts Whanganui

Geonet said the quake struck around 10km southeast of Whanganui at 4.07pm at a depth of 24km.

Magnitude 4.7 earthquake rattles Bay of Plenty

Geonet said the earthquake struck 25km north of Whakatāne at 4.56pm at a depth of 124km.

Like Kamchatka, NZ sits on a 'subduction zone' – what does 8.8 quake tell us?

Based on the characteristics of this plate interface, and geological records of past earthquakes, it is likely the Hikurangi subduction zone is capable of producing earthquakes at magnitude 9.