A 4.2 magnitude earthquake in Central Hawke's Bay jolted the region awake on Wednesday morning.
The quake, with an epicentre within 5km of Waipukurau, struck at 7.14am at a depth of 32km.
More than 250 people had reported feeling the quake, as at 8am, from as far south as Wairarapa and as far north as Tangoio.