A shallow magnitude 4.1 earthquake felt by hundreds of people has struck Canterbury.
The shake hit at 6:34am on Tuesday just west of Burnham and about 30km south of Oxford in Canterbury. It struck at a depth of only 4km.
Within minutes of the earthquake, 647 people reported feeling it on GeoNet. The majority of the reports suggested the quake was "weak", but others called it "light" or "moderate".
"That earthquake woke me up," said one Twitter user.
"Chch people feel #eqnz just now?" said another.
"Still in bed and bed was shaking. First one have really felt in this house."