A swarm of light and weak earthquakes affected the Whakatane area overnight.
Fourteen tremors in the district were recorded by GNS Science over four hours to 1.24am today.
The strongest had a magnitude of 3.3. More than 250 people registered on the Geonet website as having felt that quake, which struck at 9.32pm.
All the quakes registered at shallow depths of between 1km and 14km and had their epicentre 10 kilometres northwest of Whakatane.