A magnitude 4.1 earthquake has struck the lower North Island this afternoon, two hours after a magnitude 5.1 quake hit the same area.
The latest 4.1 quake struck at 3.10pm. It was revised down from 4.3.
It was 35 kilometres deep, and centred 40 kilometres east of Pongaroa, south-east of Palmerston North.
It followed a 5.1 magnitude quake, which hit at 1.07pm today, was centred at a depth of 25 kilometres, about 25km east of Pongaroa. GeoNet earlier reported it as magnitude 4.9.
GeoNet has registered the first quake as a 'strong' shake. It was largely felt throughout the lower North Island, in Wellington, Palmerston North and Whanganui.
Several aftershocks about 3.0-magnitude have hit the same area this afternoon.