A magnitude 4.8 aftershock has rattled Christchurch this morning, GNS Science reports.
The jolt struck at 8.28am, and was centred 10km east of the city, off the coast of New Brighton, at a depth of 15km.
The quake was felt strongly across the city and felt throughout the Canterbury region.
Earlier, a magnitude 3.8 struck at 12.31am, 20km northeast of the city at a depth of 15km.
- NZ HERALD ONLINE